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Patent Assignment Assignee Details
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Assignee Name : ENCANA CORPORATION
Total Assignments: 26
Assignment: 1
Reel/Frame:013333/0340   Pages: 5
Recorded: 09/27/2002
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
PANCANADIAN ENERGY CORPORATION
Exec Dt:
04/05/2002
Assignee
1
ENCANA CORPORATION
1800 855 2ND STREET SW
PO BOX 2850
CALGARY, ALBERTA, CANADA T2P 2S5
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
6336503
NONE
09519390
 
6336504
NONE
09519391
 
6454010
NONE
09584368
 
NONE
US20020134550
09849262
Correspondence name and address
BLAKE, CASSELS & GRAYDON LLP
KENNETH L. BOUSFIELD
199 BAY STREET, TORONTO
BOX 25, COMMERCE COURT WEST
ONTARIO, M5L 1A9 CANADA
Assignment: 2
Reel/Frame:015629/0983   Pages: 8
Recorded: 02/01/2005
Attorney Dkt #:6772-4A
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
ALBERTA ENERGY COMPANY LTD.
Exec Dt:
12/13/2002
Assignee
1
ENCANA CORPORATION
1800-855-2ND STREET S.W.
P.O. BOX 2850
CALGARY, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6551466
NONE
09468915
Correspondence name and address
MCFADDEN, FINCHAM
SUITE 606-225 METCALFE STREET
OTTAWA, ONT
Assignment: 3
Reel/Frame:015991/0193   Pages: 8
Recorded: 11/17/2004
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
ALBERTA ENERGY COMPANY LTD.
Exec Dt:
12/13/2002
Assignee
1
ENCANA CORPORATION
1800-855-2ND STREET S.W.
P.O. BOX 2850
CALGARY, ALBERTA T2P255
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
6551466
NONE
09468915
 
6984292
US20030127400
10347203
Correspondence name and address
MCFADDEN, FINCHAM
SUITE 606-225 METCALFE STREET
OTTAWA, ONTARIO K2P 1P9
Assignment: 4
Reel/Frame:025424/0152   Pages: 9
Recorded: 11/26/2010
Attorney Dkt #:06772-0005A
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
ALBERTA ENERGY COMPANY LTD.
Exec Dt:
01/01/2003
Assignee
1
ENCANA CORPORATION
150-9TH AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6536523
NONE
09577822
Correspondence name and address
MCFADDEN, FINCHAM
225 METCALFE STREET
SUITE 606
OTTAWA, ONTARIO, K2P 1P9 CANADA
Assignment: 5
Reel/Frame:020466/0747   Pages: 2
Recorded: 02/05/2008
Attorney Dkt #:SMAR-056
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHHINA, HARBIR S.
Exec Dt:
08/10/2007
2
NZEKWU, BEN
Exec Dt:
08/15/2007
Assignee
1
ENCANA CORPORATION
3900, 421 - 7TH AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 4K9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7516789
US20080264635
11813842
Correspondence name and address
BOZICEVIC FIELD & FRANCIS LLP
1900 UNIVERSITY AVENUE
SUITE 200
EAST PALO ALTO, CA 94303
Assignment: 6
Reel/Frame:020358/0678   Pages: 2
Recorded: 01/14/2008
Attorney Dkt #:SMAR-055
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEIERS, LARRY
Exec Dt:
08/13/2007
2
NZEKWU, BEN
Exec Dt:
08/15/2007
Assignee
1
ENCANA CORPORATION
3900, 421 - 7TH AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 4K9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7900701
US20080093071
11813841
Correspondence name and address
BOZICEVIC FIELD & FRANCIS LLP
1900 UNIVERSITY AVENUE
SUITE 200
EAST PALO ALTO, CA 94303
Assignment: 7
Reel/Frame:026635/0834   Pages: 2
Recorded: 07/22/2011
Attorney Dkt #:SMAR-055CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEIERS, LARRY
Exec Dt:
08/13/2007
2
NZEKWU, BEN
Exec Dt:
08/15/2007
Assignee
1
ENCANA CORPORATION
3900, 421 - 7TH AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 4K9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8167040
US20110272149
13042227
Correspondence name and address
BOZICEVIC FIELD & FRANCIS LLP
1900 UNIVERSITY AVENUE
SUITE 200
EAST PALO ALTO, CA 94303
Assignment: 8
Reel/Frame:028233/0242   Pages: 2
Recorded: 05/18/2012
Attorney Dkt #:SMAR-055CON2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEIERS, LARRY
Exec Dt:
08/13/2007
2
NZEKWU, BEN
Exec Dt:
08/15/2007
Assignee
1
ENCANA CORPORATION
3900, 421 - 7TH AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 4K9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8215387
US20120175110
13427067
Correspondence name and address
BOZICEVIC FIELD & FRANCIS LLP
1900 UNIVERSITY AVENUE
SUITE 200
EAST PALO ALTO, CA 94303
Assignment: 9
Reel/Frame:019813/0887   Pages: 3
Recorded: 09/11/2007
Attorney Dkt #:AB-1937 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARTHUR, JOHN E.
Exec Dt:
09/04/2007
2
GITTINS, SIMON D.
Exec Dt:
08/29/2007
3
CHHINA, HARBIR S.
Exec Dt:
08/30/2007
Assignee
1
ENCANA CORPORATION
ENCANA ON 7TH
421 7TH AVENUE SW, P.O. BOX 2850
CALGARY, ALBERTA, CANADA T3L 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7556099
US20070295499
11818344
Correspondence name and address
DAIVID W. HEID
MACPHERSON, KWOK CHEN & HEID LLP
2033 GATEWAY PLACE, SUITE 400
SAN JOSE, CA 95110
Assignment: 10
Reel/Frame:021678/0832   Pages: 5
Recorded: 10/14/2008
Attorney Dkt #:P03538US1 / 10715668
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FEDORAK, PHILIP M.
Exec Dt:
11/14/2007
2
FOGHT ROBINSON, JULIA M.
Exec Dt:
11/14/2007
3
GRAY, MURRAY R.
Exec Dt:
11/13/2007
Assignee
1
ENCANA CORPORATION
421 - 7TH AVENUE SW
P.O. BOX 2850
CALGARY, ALBERTA, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090130732
12250787
Correspondence name and address
ALLEN E. WHITE
1301 MCKINNEY STE 5100
HOUSTON, TX 77010-3095
Assignment: 11
Reel/Frame:024041/0381   Pages: 7
Recorded: 03/08/2010
Attorney Dkt #:HO-P03538US1
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE CONVEYING PARTY DATA NAME "PHILIP M. FEDORAK" PREVIOUSLY RECORDED ON REEL 021678 FRAME 0832. ASSIGNOR(S) HEREBY CONFIRMS THE NAME OF THE ASSIGNOR PHILLIP M. FEDORAK.
Assignor
1
FEDORAK, PHILLIP M.
Exec Dt:
11/14/2007
Assignee
1
ENCANA CORPORATION
421 - 7TH AVENUE S.W.
P.O. BOX 2850
CALGARY, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090130732
12250787
Correspondence name and address
ALLEN E. WHITE
1301 MCKINNEY ST STE 5100
HOUSTON, TX 77010-3095
Assignment: 12
Reel/Frame:025513/0554   Pages: 4
Recorded: 12/16/2010
Attorney Dkt #:AB-2701US (70084.28)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGGETT, JACK
Exec Dt:
07/11/2008
2
WASYLYK, MICHAEL
Exec Dt:
07/29/2008
Assignee
1
ENCANA CORPORATION
421-7TH AVENUE S.W.
P.O. BOX 2850
CALGARY, ALBERTA, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8166925
US20090133643
12257201
Correspondence name and address
HAYNES AND BOONE, LLP - IP SECTION
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 13
Reel/Frame:021518/0475   Pages: 3
Recorded: 09/03/2008
Attorney Dkt #:1481-7
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOWE, KENNETH W.
Exec Dt:
09/02/2008
2
VALERO, JAVIER ALFONSO BECARIA
Exec Dt:
09/02/2008
Assignee
1
ENCANA CORPORATION
1800, 855-2ND STREET SW,
P.O. BOX 2850
CALGARY, ALBERTA, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7954547
US20100051267
12231483
Correspondence name and address
ROCCO S. BARRESE, ESQ.
DILWORTH & BARRESE, LLP
333 EARLE OVINGTON BOULEVARD
UNIONDALE, NEW YORK 11553
Assignment: 14
Reel/Frame:022876/0921   Pages: 4
Recorded: 06/25/2009
Attorney Dkt #:50352-004XXX
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BER-MAC ELECTRICAL AND INSTRUMENTATION LTD.
Exec Dt:
10/17/2008
Assignee
1
ENCANA CORPORATION
1800, 855 - 2ND STREET SW
CALGARY
ALBERTA, CANADA T2O 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090242201
12255478
Correspondence name and address
KAREN L. ELBING, PH.D.
CLARK & ELBING LLP
101 FEDERAL STREET
BOSTON, MA 02110
Assignment: 15
Reel/Frame:022054/0966   Pages: 4
Recorded: 12/22/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DYCK, CLARENCE ROBERT
Exec Dt:
11/11/2008
Assignee
1
ENCANA CORPORATION
1800, 855-2ND STREET SW
P.O. BOX 2850
CALGARY, ALBERTA, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7954547
US20100051267
12231483
Correspondence name and address
ROCCO S. BARRESE, ESQ.
DILWORTH & BARRESE, LLP
333 EARLE OVINGTON BLVD.
UNIONDALE, NY 11553
Assignment: 16
Reel/Frame:022877/0120   Pages: 59
Recorded: 06/25/2009
Attorney Dkt #:50352/004XXX
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VAN BEURDEN, JORGEN
Exec Dt:
01/26/2009
2
FALEZ, BRAD
Exec Dt:
01/20/2009
3
MARKWART, CHRIS
Exec Dt:
01/27/2009
4
CHAN, CHONG
Exec Dt:
01/06/2009
5
LAURIN, ART
Exec Dt:
01/06/2009
6
STARR, BRIAN
Exec Dt:
01/12/2009
7
REMTULLA, FARID
Exec Dt:
06/09/2009
Assignee
1
ENCANA CORPORATION
1800, 855 - 2ND STREET SW
CALGARY
ALBERTA, CANADA T2O 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090242201
12255478
Correspondence name and address
KAREN L. ELBING, PH.D.
CLARK & ELBING LLP
101 FEDERAL STREET
BOSTON, MA 02110
Assignment: 17
Reel/Frame:027235/0387   Pages: 6
Recorded: 11/16/2011
Attorney Dkt #:2169-001 US
Conveyance: DISSOLUTION OF ENCANA OIL & GAS PARTNERSHIP IN FAVOR OF GENERAL PARTNER ENCANA CORPORATION
Assignor
1
ENCANA OIL & GAS PARTNERSHIP
Exec Dt:
11/25/2009
Assignee
1
ENCANA CORPORATION
1800, 855 - 2ND STREET S.W.
CALGARY, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6666666
US20030223896
10155083
Correspondence name and address
SEAN W GOODWIN
602-12TH AVE. S.W.
SUITE 222, PARKSIDE PLACE
CALGARY, T2R1J3 CANADA
Assignment: 18
Reel/Frame:023919/0825   Pages: 5
Recorded: 02/10/2010
Attorney Dkt #:49798-262
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEFOSSE, GRANT TODD
Exec Dt:
12/03/2009
2
MCCORRISTON, LOIS LOUISE
Exec Dt:
12/03/2009
Assignee
1
ENCANA CORPORATION
150 - 9TH AVENUE SW
CALGARY, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8360152
US20100132949
12626845
Correspondence name and address
IRENE T. BRIDGER, BENNETT JONES LLP
4500 BANKERS HALL EAST
855-2ND STREET SW
CALGARY, T2P 4K7 CANADA
Assignment: 19
Reel/Frame:032106/0890   Pages: 4
Recorded: 01/31/2014
Attorney Dkt #:49798-310
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEFOSSE, GRANT TODD
Exec Dt:
12/03/2009
2
MCCORRISTON, LOIS
Exec Dt:
12/03/2009
Assignee
1
ENCANA CORPORATION
500 CENTRE STREET SE (FORMERLY 150 - 9TH AVENUE SW)
CALGARY, CANADA T2G 1A6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8851179
US20130112419
13724381
Correspondence name and address
IRENE T. BRIDGER, BENNETT JONES LLP
4500 BANKERS HALL EAST
855-2ND STREET SW
CALGARY, T2P 4K7 CANADA
Assignment: 20
Reel/Frame:024575/0295   Pages: 5
Recorded: 06/22/2010
Attorney Dkt #:49798-271
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEFOSSE, GRANT TODD
Exec Dt:
05/18/2010
2
MCCORRISTON, LOIS LOUISE
Exec Dt:
05/31/2010
Assignee
1
ENCANA CORPORATION
150 - 9TH AVENUE SW
CALGARY, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110272365
12776150
Correspondence name and address
IRENE T. BRIDGER, BENNETT JONES LLP
4500 BANKERS HALL EAST
855-2ND STREET SW
CALGARY, T2P 4K7 CANADA
Assignment: 21
Reel/Frame:027033/0012   Pages: 4
Recorded: 10/07/2011
Attorney Dkt #:49798-290
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCCORRISTON, LOIS LOUISE
Exec Dt:
10/19/2010
2
POND, JENNIFER N.
Exec Dt:
10/27/2010
Assignee
1
ENCANA CORPORATION
150 - 9TH AVENUE SW
CALGARY, CANADA T2P 3H9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8518159
US20120085236
13267538
Correspondence name and address
IRENE T. BRIDGER, BENNETT JONES LLP
4500 BANKERS HALL EAST
855-2ND STREET SW
CALGARY, T2P 4K7 CANADA
Assignment: 22
Reel/Frame:030432/0541   Pages: 4
Recorded: 05/16/2013
Attorney Dkt #:49798-313
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSCHETTER, SAM
Exec Dt:
05/28/2012
2
JAHANGIRI, ARMIN
Exec Dt:
05/28/2012
Assignee
1
ENCANA CORPORATION
500 CENTRE STREET SE (FORMERLY 150 - 9TH AVENUE SW)
CALGARY, CANADA T2G 1A6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130319668
13896107
Correspondence name and address
IRENE T. BRIDGER, BENNETT JONES LLP
4500 BANKERS HALL EAST
855-2ND STREET SW
CALGARY, T2P 4K7 CANADA
Assignment: 23
Reel/Frame:030489/0889   Pages: 4
Recorded: 05/27/2013
Attorney Dkt #:49798-315
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSCHETTER, SAM
Exec Dt:
05/30/2012
2
JAHANGIRI, ARMIN
Exec Dt:
05/30/2012
Assignee
1
ENCANA CORPORATION
500 CENTRE STREET SE (FORMERLY 150 - 9TH AVENUE SW)
CALGARY, CANADA T2G 1A6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130319682
13901427
Correspondence name and address
IRENE T. BRIDGER, BENNETT JONES LLP
4500 BANKERS HALL EAST
855-2ND STREET SW
CALGARY, T2P 4K7 CANADA
Assignment: 24
Reel/Frame:028557/0938   Pages: 6
Recorded: 07/16/2012
Attorney Dkt #:1481-24
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EVANS, PAUL D.
Exec Dt:
07/13/2012
2
EPP, MARK
Exec Dt:
07/09/2012
3
MARTE, SEAN
Exec Dt:
07/09/2012
4
KROMAN, JAN
Exec Dt:
07/09/2012
5
FARRAR, MICHAEL L.
Exec Dt:
07/09/2012
Assignee
1
ENCANA CORPORATION
1800, 855-2 STREET SW
CALGARY, ALBERTA,, CANADA T2P 2S5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D675340
NONE
29419966
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD
SUITE 405
WOODBURY, NY 11797
Assignment: 25
Reel/Frame:031352/0095   Pages: 7
Recorded: 10/04/2013
Attorney Dkt #:32EA-176386
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EVANS, PAUL D.
Exec Dt:
08/29/2013
2
EPP, MARK
Exec Dt:
09/05/2013
3
MARTE, SEAN
Exec Dt:
09/05/2013
4
KROMAN, JAN
Exec Dt:
08/28/2013
5
FARRAR, MICHAEL L.
Exec Dt:
08/30/2013
Assignee
1
ENCANA CORPORATION
500 CENTRE STREET SE
PO BOX 2850
CALGARY, CANADA T2P 255
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9677712
US20130312870
13834095
Correspondence name and address
SHEPPARD, MULLIN, RICHTER & HAMPTON LLP
333 SOUTH HOPE STREET
43RD FLOOR
LOS ANGELES, CA 90071
Assignment: 26
Reel/Frame:041084/0163   Pages: 3
Recorded: 01/25/2017
Attorney Dkt #:49798-387
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HORNE, STEPHEN CRAIG
Exec Dt:
12/07/2016
Assignee
1
ENCANA CORPORATION
500 CENTRE STREET SE (FORMERLY 150 - 9TH AVENUE SW)
CALGARY, CANADA T2G 1A6
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10520249
US20170211877
15353603
Correspondence name and address
IRENE T. BRIDGER, BENNETT JONES LLP
4500 BANKERS HALL EAST
855-2ND STREET SW
CALGARY, T2P 4K7 CANADA

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