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Patent Assignment Assignor Details
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Assignor Name : HEARN, DAVID D.
Total Assignments: 27
Assignment: 1
Reel/Frame:004288/0032   Pages: 1
Recorded: 08/06/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
02/08/1983
Assignee
1
A CORP OF PA
LOS ANGELES, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06465407
Correspondence name and address
RODERICK W. MACDONALD 400 PAT
ATLANTIC RICHFIELD COMPANY
POST OFFICE BOX 2819
DALLAS, TEXAS 75221
Assignment: 2
Reel/Frame:004212/0991   Pages: 1
Recorded: 12/27/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
12/19/1983
Assignee
1
A CORP.OF PA
LOS ANGELES, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06565262
Correspondence name and address
DRUDE FAULCONER
14651 DALLAS PARKWAY, STE. 340
DALLAS, TX 75240
Assignment: 3
Reel/Frame:004536/0846   Pages: 2
Recorded: 04/21/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/19/1984
2
Exec Dt:
11/19/1984
Assignee
1
LOS ANGELES, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06674377
Correspondence name and address
MICHAEL E. MARTIN
ATLANTIC RICHFIELD COMPANY
2300 W. PLANO PARKWAY, PAT 402
PLANO, TX 75075
Assignment: 4
Reel/Frame:004450/0640   Pages: 2
Recorded: 08/27/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/27/1985
2
Exec Dt:
08/27/1985
Assignee
1
LOS ANGELES, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06770147
Correspondence name and address
DRUDE FAULCONER
2435 NORTH CENTRAL EXPRESSWAY
STE. 701
RICHARDSON,TX 75080
Assignment: 5
Reel/Frame:004652/0942   Pages: 2
Recorded: 01/12/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/30/1986
2
Exec Dt:
10/30/1986
3
Exec Dt:
10/31/1986
4
Exec Dt:
11/04/1986
Assignee
1
A CORP OF DE
LOS ANGELES, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06927780
Correspondence name and address
MICHAEL E. MARTIN
PATENT DEPT. (PAT 402)
ATLANTIC RICHFIELD CO.
2300 WEST PLANO PARKWAY
PLANO, TX 75075
Assignment: 6
Reel/Frame:004755/0267   Pages: 2
Recorded: 08/31/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/17/1987
2
Exec Dt:
07/17/1987
Assignee
1
A CORP OF DE
LOS ANGELES, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07076565
Correspondence name and address
PATENT DEPT.
ATLANTIC RICHFIELD CO.
2300 WEST PLANO PARKWAY
PLANO, TX 75075
Assignment: 7
Reel/Frame:004943/0398   Pages: 2
Recorded: 09/12/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
05/12/1988
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07193963
Correspondence name and address
PATENT DEPARTMENT
ATLANTIC RICHFIELD COMPANY
2300 WEST PLANO PARKWAY
PLANO, TX 75075
Assignment: 8
Reel/Frame:005437/0080   Pages: 3
Recorded: 09/10/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/07/1990
Assignee
1
LOS ANGELES, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07564932
Correspondence name and address
MICHAEL E. MARTIN
ATLANTIC RICHFIELD COMPANY
PRC J2504
2300 W. PLANO PARKWAY
PLANO, TX 75075
Assignment: 9
Reel/Frame:005906/0995   Pages: 2
Recorded: 11/18/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/07/1991
Assignee
1
LOS ANGELES, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07752705
Correspondence name and address
MICHAEL E. MARTIN
ATLANTIC RICHFIELD COMPANY
2300 W. PLANO PARKWAY, PRC J2332
PLANO, TX 75075
Assignment: 10
Reel/Frame:006083/0782   Pages: 3
Recorded: 04/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/18/1992
2
Exec Dt:
03/24/1992
3
Exec Dt:
03/18/1992
Assignee
1
A CORPORATION OF DE
LOS ANGELES, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07857212
Correspondence name and address
ATLANTIC RICHFIELD CO.
MICHAEL E. MARTIN
2300 PLANO PARKWAY, PRC J2332
PLANO, TX 75075
Assignment: 11
Reel/Frame:007517/0813   Pages: 3
Recorded: 05/15/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/06/1995
2
Exec Dt:
03/06/1995
3
Exec Dt:
03/06/1995
4
Exec Dt:
03/06/1995
Assignee
1
2300 WEST PLANO PARKWAY
PLANO, TEXAS 75075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08409246
Correspondence name and address
RODERICK W. MACDONALD
ATLANTIC RICHFIELD COMPANY - J3504
2300 WEST PLANO PARKWAY
PLANO, TX 75075
Assignment: 12
Reel/Frame:008346/0895   Pages: 7
Recorded: 11/27/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/19/1996
2
Exec Dt:
11/20/1996
3
Exec Dt:
11/16/1996
4
Exec Dt:
11/19/1996
5
Exec Dt:
11/25/1996
Assignee
1
515 SOUTH FLOWER STREET
LOS ANGELES, CALIFORNIA 90071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08757857
Correspondence name and address
ROSS, CLAPP, KORN & MONTGOMERY, LLP
F. LINDSEY SCOTT
14651 DALLAS PARKWAY, SUITE 102
DALLAS, TX 75240
Assignment: 13
Reel/Frame:009240/0701   Pages: 2
Recorded: 06/08/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/22/1998
2
Exec Dt:
05/22/1998
3
Exec Dt:
05/22/1998
4
Exec Dt:
05/22/1998
5
Exec Dt:
05/22/1998
Assignee
1
2300 WEST PLANO PARKWAY
PLANO, TEXAS 75075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09056272
Correspondence name and address
THE LAW OFFICE OF F. LINDSEY SCOTT
F. LINDSEY SCOTT
14651 DALLAS PARKWAY, SUITE 102
DALLAS, TX 75240
Assignment: 14
Reel/Frame:009283/0558   Pages: 3
Recorded: 06/16/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/03/1998
Assignee
1
515 SOUTH FLOWER STREET
LOS ANGELES, CALIFORNIA 90071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09094879
Correspondence name and address
DRUDE FAULCONER
CANYON CREEK NB BLDG.
333 W. CAMPBELL ROAD
SUITE 330
RICHARDSON, TX 75080
Assignment: 15
Reel/Frame:009961/0786   Pages: 3
Recorded: 05/10/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/24/1999
Assignee
1
515 SOUTH FLOWER STREET
LOS ANGELES, CALIFORNIA 90071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09307836
Correspondence name and address
DRUDE FAULCONER
CANYON CREEK NB BLDG.
333 W. CAMPBELL ROAD
SUITE 330
RICHARDSON, TX 75080
Assignment: 16
Reel/Frame:010138/0310   Pages: 3
Recorded: 07/28/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/21/1999
2
Exec Dt:
07/21/1999
Assignee
1
515 SOUTH FLOWER STREET
LOS ANGELES, CALIFORNIA 90071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09362607
Correspondence name and address
DRUDE FAULCONER
CANYON CREEK NB BLDG.
333 W. CAMPBELL ROAD
SUITE 330
RICHARDSON, TX 75080
Assignment: 17
Reel/Frame:010471/0825   Pages: 3
Recorded: 12/15/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/03/1999
Assignee
1
515 SOUTH FLOWER STREET
LOS ANGELES, CALIFORNIA 90071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09461306
Correspondence name and address
DRUDE FAULCONER
CANYON CREEK NB BLDG.
333 W. CAMPBELL ROAD
SUITE 330
RICHARDSON, TX 75080
Assignment: 18
Reel/Frame:023955/0666   Pages: 6
Recorded: 02/18/2010
Attorney Dkt #:41066US - LEH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/11/2010
2
Exec Dt:
12/21/2009
3
Exec Dt:
01/11/2010
Assignee
1
600 N. DAIRY ASHFORD
MA-1135
HOUSTON, TEXAS 77079-1175
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12635353
Correspondence name and address
CONOCOPHILLIPS COMPANY - IP SERVICES GRO
600 N. DAIRY ASHFORD
BLDG. MA-1135
HOUSTON, TX 77079
Assignment: 19
Reel/Frame:024220/0221   Pages: 3
Recorded: 04/12/2010
Attorney Dkt #:41018US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/09/2010
Assignee
1
600 N. DAIRY ASHFORD`
MA-1135
HOUSTON, TEXAS 77079-1175
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12708266
Correspondence name and address
CONOCOPHILLIPS COMPANY - IP SERVICES GRO
600 N. DAIRY ASHFORD
BLDG. MA-1135
HOUSTON, TX 77079
Assignment: 20
Reel/Frame:024693/0644   Pages: 7
Recorded: 07/15/2010
Attorney Dkt #:41054 LEH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/14/2010
2
Exec Dt:
07/15/2010
3
Exec Dt:
07/12/2010
4
Exec Dt:
07/14/2010
Assignee
1
600 N. DAIRY ASHFORD
MA-1135
HOUSTON, TEXAS 77079-1175
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12796370
Correspondence name and address
CONOCOPHILLIPS COMPANY - IP SERVICES GRO
600 N. DAIRY ASHFORD
BLDG. MA-1135
HOUSTON, TX 77079
Assignment: 21
Reel/Frame:043601/0043   Pages: 10
Recorded: 09/15/2017
Attorney Dkt #:42425US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/19/2017
2
Exec Dt:
05/08/2017
3
Exec Dt:
06/14/2017
Assignee
1
600 N. DAIRY ASHFORD
LEGAL TECHNOLOGY & IP DEPT ATTN DOCKETING
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15705513
Correspondence name and address
CONOCOPHILLIPS COMPANY
600 NORTH DAIRY ASHFORD
LEGAL TECHNOLOGY & IP DEPT ATTN DOCKETING
HOUSTON, TX 77079-1175
Assignment: 22
Reel/Frame:043605/0049   Pages: 15
Recorded: 09/15/2017
Attorney Dkt #:42423US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/19/2017
2
Exec Dt:
05/08/2017
3
Exec Dt:
06/14/2017
4
Exec Dt:
06/30/2017
5
Exec Dt:
06/14/2017
Assignee
1
600 N. DAIRY ASHFORD
LEGAL TECHNOLOGY & IP DEPT ATTN DOCKETING
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15706071
Correspondence name and address
CONOCOPHILLIPS COMPANY
600 NORTH DAIRY ASHFORD
LEGAL TECHNOLOGY & IP DEPT ATTN DOCKETING
HOUSTON, TX 77079-1175
Assignment: 23
Reel/Frame:053565/0365   Pages: 9
Recorded: 08/21/2020
Attorney Dkt #:42423USCON03(TV)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/19/2017
2
Exec Dt:
05/08/2017
3
Exec Dt:
06/17/2017
4
Exec Dt:
06/14/2017
5
Exec Dt:
06/30/2017
Assignee
1
925 N ELDRIGE PARKWAY
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16999802
Correspondence name and address
BOULWARE & VALOIR TAMSEN VALOIR
2603 AUGUSTA DRIVE
SUITE 1350
HOUSTON, TX 77057
Assignment: 24
Reel/Frame:061187/0081   Pages: 10
Recorded: 09/22/2022
Attorney Dkt #:42425US04
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/19/2017
2
Exec Dt:
05/08/2017
3
Exec Dt:
06/14/2017
Assignee
1
600 N. DAIRY ASHFORD
ATTN: DOCKETING
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17934202
Correspondence name and address
JEANINE RICHARDSON
2603 AUGUSTA DR.
SUITE 1350
HOUSTON, TX 77057
Assignment: 25
Reel/Frame:047089/0977   Pages: 13
Recorded: 10/08/2018
Attorney Dkt #:COP:41054USCON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/02/2018
2
Exec Dt:
09/19/2018
3
Exec Dt:
09/20/2018
4
Exec Dt:
09/10/2018
Assignee
1
600 N. DAIRY ASHFORD
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15187182
Correspondence name and address
TAMSEN VALOIR
BOULWARE & VALOIR
2603 AUGUSTA DR., STE. 1350
HOUSTON, TX 77057
Assignment: 26
Reel/Frame:048750/0674   Pages: 13
Recorded: 04/01/2019
Attorney Dkt #:42399US03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/11/2019
2
Exec Dt:
04/01/2019
3
Exec Dt:
03/27/2019
4
Exec Dt:
03/29/2019
5
Exec Dt:
03/11/2019
6
Exec Dt:
03/11/2019
7
Exec Dt:
03/11/2019
Assignee
1
925 N. ELDRIDGE PARKWAY
LEGAL TECHNOLOGY & IP DEPT. ATTN DOCKETING
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16175090
Correspondence name and address
CONOCOPHILLIPS COMPANY
925 N. ELDRIDGE PARKWAY
LEGAL TECHNOLOGY & IP DEPT ATTN DOCKETING
HOUSTON, 77079 UNITED STATES
Assignment: 27
Reel/Frame:060074/0589   Pages: 13
Recorded: 06/01/2022
Attorney Dkt #:42399US04
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/11/2019
2
Exec Dt:
04/01/2019
3
Exec Dt:
03/27/2019
4
Exec Dt:
03/29/2019
5
Exec Dt:
03/11/2019
6
Exec Dt:
03/11/2019
7
Exec Dt:
03/11/2019
Assignee
1
925 N. ELDRIDGE PARKWAY
LEGAL TECHNOLOGY & IP DEPT ATTN DOCKETING
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17829970
Correspondence name and address
CONOCOPHILLIPS COMPANY LEGAL - TECHNOLOG
925 N. ELDRIDGE PARKWAY
LEGAL TECHNOLOGY & IP DEPT ATTN DOCKETING
HOUSTON, 77079 UNITED STATES

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