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Patent Assignment Assignor Details
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Assignor Name : DUGGAN, GEORGE G.
Total Assignments: 11
Assignment: 1
Reel/Frame:005109/0146   Pages: 3
Recorded: 07/21/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WEERS, JERRY J.
Exec Dt:
07/20/1989
2
FALKLER, THOMAS J.
Exec Dt:
07/20/1989
3
DUGGAN, GEORGE G.
Exec Dt:
07/20/1989
4
GARRECHT, ROBERT J.
Exec Dt:
07/20/1989
Assignee
1
PETROLITE CORPORATION, A CORP. OF DELAWARE
100 NORTH BROADWAY
ST. LOUIS, MISSOURI 03102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4900427
NONE
07383941
Correspondence name and address
JEFFREY S. BOONE
PETROLITE CORPORATION
369 MARSHALL AVE.
ST. LOUIS, MO 63119
Assignment: 2
Reel/Frame:015099/0715   Pages: 3
Recorded: 09/01/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STARK, JOSEPH L.
Exec Dt:
08/04/2004
2
DUGGAN, GEORGE G.
Exec Dt:
08/10/2004
3
BOYD, WALTER A.
Exec Dt:
08/14/2004
4
WEERS, JERRY J.
Exec Dt:
08/06/2004
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050000862
10846051
Correspondence name and address
MADAN, MOSSMAN & SRIRAM P.C.
DAVID L. MOSSMAN
2603 AUGUSTA SUITE 700
HOUSTON, TX 77057
Assignment: 3
Reel/Frame:015391/0114   Pages: 3
Recorded: 11/18/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LACK, JOEL E.
Exec Dt:
08/30/2004
2
DUGGAN, GEORGE G.
Exec Dt:
08/31/2004
3
ZETLMEISL, MICHAEL J.
Exec Dt:
09/21/2004
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7381319
US20050051462
10930876
Correspondence name and address
DAVID L. MOSSMAN
2603 AUGUSTA
SUITE 700
HOUSTON, TX 77057
Assignment: 4
Reel/Frame:015372/0531   Pages: 3
Recorded: 11/12/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RESPINI, MARCO
Exec Dt:
11/10/2004
2
DUGGAN, GEORGE G.
Exec Dt:
10/21/2004
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050040072
10894138
Correspondence name and address
DAVID L. MOSSMAN
2603 AUGUSTA, SUITE 700
HOUSTON, TEXAS 77057
Assignment: 5
Reel/Frame:021483/0745   Pages: 5
Recorded: 09/04/2008
Attorney Dkt #:194-34914-USCP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STARK, JOSEPH L.
Exec Dt:
08/25/2008
2
DUGGAN, GEORGE G.
Exec Dt:
08/20/2008
3
BOYD, WALTER A.
Exec Dt:
08/15/2008
4
WEERS, JERRY J.
Exec Dt:
08/20/2008
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8058493
US20080319240
12188636
Correspondence name and address
DAVID L. MOSSMAN
MADAN MOSSMAN & SRIRAM PC
2603 AUGUSTA DRIVE, SUITE 700
HOUSTON, TX 77057-5662
Assignment: 6
Reel/Frame:027084/0842   Pages: 4
Recorded: 10/19/2011
Attorney Dkt #:IND4-34914-USD
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STARK, JOSEPH L.
Exec Dt:
08/25/2008
2
DUGGAN, GEORGE G.
Exec Dt:
08/20/2008
3
BOYD, WALTER A.
Exec Dt:
08/15/2008
4
WEERS, JERRY J.
Exec Dt:
08/20/2008
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8357290
US20120031810
13276443
Correspondence name and address
MOSSMAN KUMAR & TYLER PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 7
Reel/Frame:029385/0077   Pages: 4
Recorded: 11/30/2012
Attorney Dkt #:IND4-34914-USD2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STARK, JOSEPH L.
Exec Dt:
08/25/2008
2
DUGGAN, GEORGE G.
Exec Dt:
08/20/2008
3
WEERS, JERRY J.
Exec Dt:
08/20/2008
4
BOYD, WALTER A.
Exec Dt:
08/15/2008
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9249366
US20130087480
13690625
Correspondence name and address
NATALIE A. LEE
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 8
Reel/Frame:026440/0196   Pages: 6
Recorded: 06/14/2011
Attorney Dkt #:IND4-51111-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KREMER, LAWRENCE N.
Exec Dt:
05/07/2011
2
ISMAIL, HUZEIFA
Exec Dt:
06/10/2011
3
DUGGAN, GEORGE G.
Exec Dt:
06/02/2011
4
LACK, JOEL E.
Exec Dt:
06/07/2011
5
RECHTIEN, RANDY G.
Exec Dt:
06/08/2011
6
WEERS, JERRY J.
Exec Dt:
06/07/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120053861
13115557
Correspondence name and address
MOSSMAN, KUMAR AND TYLER, PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 9
Reel/Frame:028011/0966   Pages: 7
Recorded: 04/09/2012
Attorney Dkt #:IND4-51063-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NGUYEN, TRAN
Exec Dt:
08/15/2011
2
KREMER, LAWRENCE N.
Exec Dt:
08/19/2011
3
LONGTIN, DOUGLAS J.
Exec Dt:
09/19/2011
4
LEHMANN, MARC N.
Exec Dt:
08/10/2011
5
DUGGAN, GEORGE G.
Exec Dt:
08/19/2011
6
CORNELIUS, SIMON C.
Exec Dt:
09/29/2011
7
STARK, JOSEPH L.
Exec Dt:
08/30/2011
8
WAGNER, LAUREN
Exec Dt:
10/12/2011
9
PRICE, XIOMARA M.
Exec Dt:
03/20/2012
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120187049
13197359
Correspondence name and address
MOSSMAN KUMAR & TYLER PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 10
Reel/Frame:033314/0506   Pages: 3
Recorded: 07/15/2014
Attorney Dkt #:IND4-54831-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARRELL, BRADLEY G.
Exec Dt:
04/25/2014
2
PINAPPU, SAI REDDY
Exec Dt:
04/24/2014
3
DUGGAN, GEORGE G.
Exec Dt:
03/28/2014
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9804076
US20140260708
14204301
Correspondence name and address
NATALIE A. LEE
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 11
Reel/Frame:035334/0627   Pages: 3
Recorded: 04/04/2015
Attorney Dkt #:IND4-54831-USCP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARRELL, BRADLEY G.
Exec Dt:
11/04/2014
2
PINAPPU, SAI REDDY
Exec Dt:
11/12/2014
3
DUGGAN, GEORGE G.
Exec Dt:
12/12/2014
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140373649
14478954
Correspondence name and address
NATALIE A. LEE
P.O. BOX 421239
HOUSTON, TX 77242

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