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Patent Assignment Assignor Details
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Assignor Name : CAMWELL, PAUL L.
Total Assignments: 30
Assignment: 1
Reel/Frame:009740/0933   Pages: 4
Recorded: 02/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOGAN, DEREK W.
Exec Dt:
04/06/1998
2
DOPF, ANTHONY ROBERT
Exec Dt:
04/06/1998
3
CAMWELL, PAUL L.
Exec Dt:
04/06/1998
Assignee
1
RYAN ENERGY TECHNOLOGIES, INC.
4215 - 54TH AVENUE SE
CALGARY, ALBERTA T2C 2
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6050353
NONE
09044423
Correspondence name and address
LEE, MANN, SMITH, MCWILLIAMS, ET AL.
WILLIAM M. LEE, JR.
P.O. BOX 2786
CHICAGO, IL 60690-2786
Assignment: 2
Reel/Frame:009869/0107   Pages: 4
Recorded: 04/05/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOGAN, DEREK W.
Exec Dt:
02/09/1999
2
DOPF, ANTHONY ROBERT
Exec Dt:
01/26/1999
3
CAMWELL, PAUL L.
Exec Dt:
01/26/1999
Assignee
1
RYAN ENERGY TECHNOLOGIES, INC.
4215 - 54TH AVENUE SE
CALGARY, ALBERTA, CANADA T2C 2
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6158532
NONE
09240140
Correspondence name and address
LEE, MANN, SMITH, ET AL.
WILLIAM M. LEE, JR.
P.O. BOX 2786
CHICAGO, IL 60690-2786
Assignment: 3
Reel/Frame:011316/0159   Pages: 6
Recorded: 11/20/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
08/18/2000
2
SUTHERLAND, MICHAEL T.
Exec Dt:
08/17/2000
3
DOPF, ANTHONY ROBERT
Exec Dt:
08/17/2000
4
LOGAN, DEREK W.
Exec Dt:
08/24/2000
5
LISCOMBE, RANDALL S.
Exec Dt:
08/18/2000
Assignee
1
RYAN ENERGY TECHNOLOGIES INC.
4215 54TH STREET SE
CALGARY, ALBERTA, CANADA T2C 2
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6367323
NONE
09641092
Correspondence name and address
LEE, MANN, SMITH, ET AL
ATTN; WILLIAM M. LEE, JR.
P.O. BOX 2786
CHICAGO, IL 60690-2786
Assignment: 4
Reel/Frame:011643/0046   Pages: 4
Recorded: 03/19/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOPF, ANTHONY ROBERT
Exec Dt:
12/07/2000
2
CAMWELL, PAUL L.
Exec Dt:
02/01/2001
3
SUTHERLAND, MICHAEL T.
Exec Dt:
12/07/2000
Assignee
1
RYAN ENERGY TECHNOLOGIES INC.
4215 54TH STREET SE
CALGARY, ALBERTA T2C 2
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6572152
US20020113432
09745881
Correspondence name and address
LEE, MANN, SMITH, MCWILLIAM, ET AL
WILLIAM M. LEE
P.O. BOX 2786
CHICAGO, IL 60690-2786
Assignment: 5
Reel/Frame:013926/0729   Pages: 6
Recorded: 04/01/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
03/31/2003
2
SIEMENS, WENDALL L.
Exec Dt:
03/31/2003
Assignee
1
EXTREME ENGINEERING LTD.
BAY 8, 6025 12TH STREET S.E.
CALGARY, CANADA T2H 2K1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6816053
US20040196129
10402989
Correspondence name and address
D. DOAK HORNE
SUITE 1400, 700 - 2ND ST. S.W.
CALGARY, AB T2P 4V5
Assignment: 6
Reel/Frame:014069/0593   Pages: 5
Recorded: 05/16/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOPF, ANTHONY R.
Exec Dt:
04/29/2003
2
CAMWELL, PAUL L.
Exec Dt:
04/29/2003
3
SIEMENS, WENDALL L.
Exec Dt:
04/29/2003
4
LOGAN, DEREK W
Exec Dt:
04/29/2003
Assignee
1
EXTREME ENGINEERING LTD.
BAY 8 6025 - 12TH STREET SOUTHEAST
CALGARY, AB, CANADA T2H 2K1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6956791
US20040145970
10354157
Correspondence name and address
SEED INTELLECTUAL PROPERTY
FRANK ABRAMONTE
701 FIFTH AVENUE, SOUTH 6300
SEATTLE, WA 98104-7092
Assignment: 7
Reel/Frame:014474/0718   Pages: 8
Recorded: 09/05/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
06/12/2003
2
SIEMENS, WENDALL L.
Exec Dt:
06/12/2003
3
LOGAN, DEREK W.
Exec Dt:
06/12/2003
4
LIU, JILI
Exec Dt:
06/12/2003
Assignee
1
EXTREME ENGINEERING LTD.
BAY 8, 6025 12TH STREET, S.E.
CALGARY, AB T2H 2K1, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7462957
US20050052796
10655028
Correspondence name and address
D. DOAK HORNE
SUITE 1400, 700 - 2ND STREET S.W.
CALGARY, AB T2P 4V5 CANADA
Assignment: 8
Reel/Frame:017842/0518   Pages: 8
Recorded: 06/26/2006
Attorney Dkt #:A8105767US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOPF, ANTHONY R.
Exec Dt:
05/17/2006
2
LOGAN, DEREK W.
Exec Dt:
05/17/2006
3
NEFF, TIMOTHY
Exec Dt:
05/17/2006
4
CAMWELL, PAUL L.
Exec Dt:
05/17/2006
Assignee
1
EXTREME ENGINEERING LTD.
5925 - 12TH STREET S.E.
BAY 14
CALGARY, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7821178
US20060261701
11431636
Correspondence name and address
MICHELE GAMBLE
700 - 2ND STREET S.W.
SUITE 1400
CALGARY, T2P 4V5 CANADA
Assignment: 9
Reel/Frame:026206/0612   Pages: 8
Recorded: 05/02/2011
Attorney Dkt #:SBERG2CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
05/17/2006
2
DOPF, ANTHONY R.
Exec Dt:
05/17/2006
3
LOGAN, DEREK W.
Exec Dt:
05/17/2006
4
NEFF, TIMOTHY
Exec Dt:
05/17/2006
Assignee
1
EXTREME ENGINEERING LTD.
BAY 14, 5925-12TH STREET, S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8624464
US20110227447
12886786
Correspondence name and address
RYAN A. SCHNEIDER
600 PEACHTREE STREET, NE, SUITE 5200
BANK OF AMERICA PLAZA
ATLANTA, GA 30308-2216
Assignment: 10
Reel/Frame:019583/0350   Pages: 5
Recorded: 07/20/2007
Attorney Dkt #:3435-78415-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
05/17/2007
2
HILDEBRANDT, EDWIN I.
Exec Dt:
05/17/2007
3
SENDYK, ANDRZEJ M.
Exec Dt:
05/17/2007
Assignee
1
XACT DOWNHOLE TELEMETRY INC.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7872945
US20080025148
11786643
Correspondence name and address
JEFFREY B. HAENDLER
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204
Assignment: 11
Reel/Frame:019585/0569   Pages: 5
Recorded: 07/20/2007
Attorney Dkt #:3435-78419-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
05/17/2007
2
NEFF, JAMES M.
Exec Dt:
05/17/2007
3
DRUMHELLER, DOUGLAS S.
Exec Dt:
06/15/2007
Assignee
1
XACT DOWNHOLE TELEMETRY INC.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7928861
US20070258326
11786646
Correspondence name and address
JEFFREY B. HAENDLER
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204
Assignment: 12
Reel/Frame:019585/0577   Pages: 5
Recorded: 07/20/2007
Attorney Dkt #:3435-78417-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
05/17/2007
2
SIEMENS, WENDALL L.
Exec Dt:
05/17/2007
3
LOGAN, DEREK W.
Exec Dt:
05/17/2007
Assignee
1
XACT DOWNHOLE TELEMETRY INC.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070257809
11786521
Correspondence name and address
JEFFREY B. HAENDLER
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204
Assignment: 13
Reel/Frame:019585/0606   Pages: 5
Recorded: 07/20/2007
Attorney Dkt #:3435-78418-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
05/17/2007
2
NEFF, JAMES M.
Exec Dt:
05/17/2007
Assignees
1
XACT DOWNHOLE TELEMETRY INC.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
2
EXTREME ENGINEERING LTD.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7817061
US20080013403
11786645
Correspondence name and address
JEFFREY B. HAENDLER
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204
Assignment: 14
Reel/Frame:025206/0166   Pages: 5
Recorded: 10/27/2010
Attorney Dkt #:3435-78418-02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
05/17/2007
2
NEFF, JAMES M.
Exec Dt:
05/17/2007
Assignees
1
XACT DOWNHOLE TELEMETRY, INC.
5925 - 12TH STREET S.E.
BAY 14
CALGARY, ALBERTA, CANADA T2H 2M3
2
EXTREME ENGINEERING LTD.
5925 - 12TH STREET S.E.
BAY 14
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8022840
US20110006910
12878858
Correspondence name and address
JEFFREY B. HAENDLER
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204
Assignment: 15
Reel/Frame:026105/0894   Pages: 4
Recorded: 04/11/2011
Attorney Dkt #:3435-78419-02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
05/17/2007
2
NEFF, JAMES M.
Exec Dt:
05/17/2007
3
DRUMHELLER, DOUGLAS S.
Exec Dt:
06/15/2007
Assignee
1
XACT DOWNHOLE TELEMETRY INC.
926 55TH AVENUE NE
CALGARY, ALBERTA, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8823543
US20110163889
13046574
Correspondence name and address
JEFFREY HAENDLER, KLARQUIST SPARKMAN LLP
121 SW SALMON STREET, SUITE 1600
ONE WORLD TRADE CENTER
PORTLAND, OR 97204-2988
Assignment: 16
Reel/Frame:021189/0286   Pages: 5
Recorded: 06/27/2008
Attorney Dkt #:3435-81039-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
05/23/2007
2
NEFF, JAMES M.
Exec Dt:
05/23/2007
3
LOGAN, DEREK W.
Exec Dt:
05/23/2007
Assignee
1
EXTREME ENGINEERING LTD.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8115651
US20080253228
12082530
Correspondence name and address
JEFFREY B. HAENDLER
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204
Assignment: 17
Reel/Frame:019638/0467   Pages: 5
Recorded: 08/02/2007
Attorney Dkt #:3435-78416-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
07/24/2007
2
NEFF, JAMES M.
Exec Dt:
07/24/2007
Assignees
1
XACT DOWNHOLE TELEMETRY INC.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
2
EXTREME ENGINEERING LTD.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7768423
US20070257810
11786644
Correspondence name and address
JEFFREY B. HAENDLER
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204
Assignment: 18
Reel/Frame:021335/0225   Pages: 5
Recorded: 08/04/2008
Attorney Dkt #:3435-81542-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SWITZER, DAVID A.
Exec Dt:
09/04/2007
2
DOPF, ANTHONY R.
Exec Dt:
09/04/2007
3
NEELS-SLINGERLAND, LAURA C.
Exec Dt:
09/04/2007
4
CAMWELL, PAUL L.
Exec Dt:
09/04/2007
Assignee
1
EXTREME ENGINEERING, LTD.
926 - 55TH AVENUE, N.E.
CALGARY, ALBERTA, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8174929
US20090038851
12166291
Correspondence name and address
JEFFREY B. HAENDLER
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204
Assignment: 19
Reel/Frame:030545/0534   Pages: 5
Recorded: 06/04/2013
Attorney Dkt #:3435-81542-02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SWITZER, DAVID A.
Exec Dt:
09/04/2007
2
DOPF, ANTHONY R.
Exec Dt:
09/04/2007
3
NEELS-SLINGERLAND, LAURA C.
Exec Dt:
09/04/2007
4
CAMWELL, PAUL L.
Exec Dt:
09/04/2007
Assignee
1
EXTREME ENGINEERING LTD.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8634274
US20120222899
13444693
Correspondence name and address
JEFFREY HAENDLER, KLARQUIST SPARKMAN LLP
121 SW SALMON STREET, SUITE 1600
ONE WORLD TRADE CENTER
PORTLAND, OR 97204-2988
Assignment: 20
Reel/Frame:020314/0026   Pages: 7
Recorded: 01/03/2008
Attorney Dkt #:EXTREME1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOPF, ANTHONY R.
Exec Dt:
09/25/2007
2
LOGAN, DEREK W.
Exec Dt:
09/25/2007
3
CAMWELL, PAUL L.
Exec Dt:
09/25/2007
4
WHALEN, DAVID D.
Exec Dt:
09/25/2007
5
VERMEEREN, THOMAS H.
Exec Dt:
11/06/2007
Assignee
1
EXTREME ENGINEERING LTD.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, CANADA T2H 2M3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7900968
US20080191900
11674343
Correspondence name and address
RYAN A. SCHNEIDER
600 PEACHTREE STREET, N.E., SUITE 5200
TROUTMAN SANDERS LLP
ATLANTA, GA 30308-2216
Assignment: 21
Reel/Frame:024429/0514   Pages: 7
Recorded: 05/24/2010
Attorney Dkt #:EXTREME1DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOPF, ANTHONY R.
Exec Dt:
09/25/2007
2
LOGAN, DEREK W.
Exec Dt:
09/25/2007
3
CAMWELL, PAUL L.
Exec Dt:
09/25/2007
4
WHALEN, DAVID D.
Exec Dt:
09/25/2007
5
VERMEEREN, THOMAS H.
Exec Dt:
11/06/2007
Assignee
1
EXTREME ENGINEERING LTD
BAY 14, 5925 - 12TH STREET S.E.
CALGARY, ALBERTA, T2H 2M3, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100043229
12609512
Correspondence name and address
RYAN A. SCHNEIDER
600 PEACHTREE STREET, N.E., SUITE 5200
BANK OF AMERICA PLAZA
ATLANTA, GA 30308-2216
Assignment: 22
Reel/Frame:025243/0189   Pages: 7
Recorded: 11/03/2010
Attorney Dkt #:EXTREME1CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOPF, ANTHONY R.
Exec Dt:
09/25/2007
2
LOGAN, DEREK W.
Exec Dt:
09/25/2007
3
CAMWELL, PAUL L.
Exec Dt:
09/25/2007
4
WHALEN, DAVID D.
Exec Dt:
09/25/2007
5
VERMEEREN, THOMAS H.
Exec Dt:
09/06/2007
Assignee
1
EXTREME ENGINEERING LTD.
BAY 14, 5925 - 12TH STREET S.E.
CALGARY
ALBERTA, T2H 2M3, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8308199
US20110036557
12911261
Correspondence name and address
RYAN A. SCHNEIDER
600 PEACHTREE STREET, NE, SUITE 5200
BANK OF AMERICA PLAZA
ATLANTA, GA 30308-2216
Assignment: 23
Reel/Frame:023899/0818   Pages: 5
Recorded: 02/04/2010
Attorney Dkt #:4290NP XACT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
02/01/2010
2
WHALEN, DAVID D.
Exec Dt:
02/01/2010
3
DRUMHELLER, DOUGLAS S.
Exec Dt:
02/03/2010
Assignee
1
XACT DOWNHOLE TELEMETRY, INC.
926 - 55 AVE. N.E.
CALGARY, AB, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8437220
US20100195441
12697938
Correspondence name and address
LAW OFFICE OF MARK BROWN, LLC
4700 BELLEVIEW, SUITE 210
KANSAS CITY, MO 64112
Assignment: 24
Reel/Frame:023975/0306   Pages: 7
Recorded: 02/23/2010
Attorney Dkt #:4302NP XACT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
02/11/2010
2
WHALEN, DAVID D., `
Exec Dt:
02/20/2010
3
MCRORY, JOHN G.
Exec Dt:
02/11/2010
4
NEFF, JAMES M.
Exec Dt:
02/16/2010
Assignee
1
XACT DOWNHOLE TELEMETRY, INC.
930-55 AVE. N.E.
CALGARY, AB, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8393412
US20100200296
12704368
Correspondence name and address
LAW OFFICE OF MARK BROWN, LLC
4700 BELLEVIEW SUITE 210
KANSAS CITY, MO 64112
Assignment: 25
Reel/Frame:024061/0397   Pages: 7
Recorded: 03/10/2010
Attorney Dkt #:3435-81346-02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRUMHELLER, DOUGLAS S.
Exec Dt:
02/16/2010
2
CAMWELL, PAUL L.
Exec Dt:
02/11/2010
3
DOPF, ANTHONY R.
Exec Dt:
02/13/2010
4
LOGAN, DEREK W.
Exec Dt:
02/12/2010
Assignee
1
XACT DOWNHOLE TELEMETRY INC.
930 55TH AVENUE NE
CALGARY, ALBERTA, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8270251
US20100157741
12645353
Correspondence name and address
JEFFREY B. HAENDLER
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204
Assignment: 26
Reel/Frame:023996/0562   Pages: 6
Recorded: 02/26/2010
Attorney Dkt #:4289NP XACT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
02/23/2010
2
WHALEN, DAVID D.
Exec Dt:
02/23/2010
3
DRUMHELLER, DOUGLAS S.
Exec Dt:
02/25/2010
Assignee
1
XACT DOWNHOLE TELEMETRY, INC.
930 - 55 AVE. N.E.
CALGARY, AB, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8982667
US20100208552
12705346
Correspondence name and address
LAW OFFICE OF MARK BROWN, LLC
4700 BELLEVIEW SUITE 210
KANSAS CITY, MO 64112
Assignment: 27
Reel/Frame:024619/0338   Pages: 4
Recorded: 06/30/2010
Attorney Dkt #:4337NP XACT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
06/24/2010
2
NEFF, JAMES M.
Exec Dt:
06/24/2010
Assignee
1
XACT DOWNHOLE TELEMETRY, INC.
930 - 55 AVE. N.E.
CALGARY, AB, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110141852
12815074
Correspondence name and address
LAW OFFICE OF MARK BROWN, LLC
4700 BELLEVIEW, SUITE 210
KANSAS CITY, MO 64112
Assignment: 28
Reel/Frame:031900/0066   Pages: 4
Recorded: 01/06/2014
Attorney Dkt #:4337.1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
06/24/2010
2
NEFF, JAMES M.
Exec Dt:
06/24/2010
Assignee
1
XACT DOWNHOLE TELEMETRY, INC.
906 - 55 AVE. N.E.
CALGARY, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140112100
14144333
Correspondence name and address
MARK BROWN
LAW OFFICE OF MARK BROWN, LLC
4700 BELLEVIEW, SUITE 210
KANSAS CITY, MO 64112
Assignment: 29
Reel/Frame:026128/0711   Pages: 4
Recorded: 04/14/2011
Attorney Dkt #:4403NP XACT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
04/13/2011
2
WHALEN, DAVID D.
Exec Dt:
04/13/2011
Assignee
1
XACT DOWNHOLE TELEMETRY, INC., A DELAWARE CORPORATION
930-55 AVE. N.E.
CALGARY, ALBERTA, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8922387
US20110254695
13087020
Correspondence name and address
LAW OFFICE OF MARK BROWN, LLC
4700 BELLEVIEW SUITE 210
KANSAS CITY, MO 64112
Assignment: 30
Reel/Frame:035472/0684   Pages: 6
Recorded: 04/22/2015
Attorney Dkt #:4289.1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMWELL, PAUL L.
Exec Dt:
03/15/2015
2
WHALEN, DAVID D.
Exec Dt:
03/18/2015
3
DRUMHELLER, DOUGLAS S.
Exec Dt:
03/18/2015
Assignee
1
XACT DOWNHOLE TELEMETRY, INC.
906 - 55 AVE. N.E.
CALGARY, CANADA T2E 6Y4
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9458712
US20150192010
14660833
Correspondence name and address
MARK BROWN
LAW OFFICE OF MARK BROWN, LLC
7225 RENNER RD, SUITE 201
SHAWNEE, KS 66217

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