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Patent Assignment Assignor Details
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Assignor Name : DAS, TAPAN K.
Total Assignments: 18
Assignment: 1
Reel/Frame:005323/0998   Pages: 2
Recorded: 05/17/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OZKAN, OGUZ
Exec Dt:
04/30/1990
2
FUNG, GEORGE SUI
Exec Dt:
04/30/1990
3
DAS, TAPAN K.
Exec Dt:
04/30/1990
Assignee
1
NORTHERN TELECOM LIMITED
P.O. BOX 6123
STATION A
MONTREAL, QUEBEC, CANADA H3C 3J5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5189697
NONE
07516596
Correspondence name and address
J. E. MOORHOUSE
C/O NORTHERN TELECOM LIMITED, PAT. DEPT.
P. O. BOX 3511, STATION C,
OTTAWA, ONTARIO, CANADA, K1Y 4H7
Assignment: 2
Reel/Frame:022479/0479   Pages: 2
Recorded: 03/31/2009
Attorney Dkt #:103904.60898US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIBBY, CHARLES L.
Exec Dt:
03/25/2009
2
JOTHIMURUGESAN, KANDASWAMY
Exec Dt:
03/02/2009
3
DAS, TAPAN K.
Exec Dt:
03/05/2009
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100160464
12343534
Correspondence name and address
CROWELL & MORING LLP INTELLECTUAL PROPER
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 3
Reel/Frame:022721/0312   Pages: 9
Recorded: 05/21/2009
Attorney Dkt #:PC33248A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLAN, COREY M.
Exec Dt:
05/07/2009
2
DAS, TAPAN K.
Exec Dt:
05/07/2009
3
GANSER, SCOTT S.
Exec Dt:
05/07/2009
4
NEMA, SANDEEP
Exec Dt:
05/11/2009
5
SINGH, SATISH K.
Exec Dt:
05/07/2009
6
ZENG, DAVID L.
Exec Dt:
05/20/2009
Assignee
1
PFIZER, INC
235 EAST 42ND STREET
NEW YORK, NEW YORK 10017
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090238820
11815259
Correspondence name and address
S. CHRISTOPHER BAUER
575 MARYVILLE CENTRE DRIVE
ST. LOUIS, MO 63141
Assignment: 4
Reel/Frame:023109/0074   Pages: 5
Recorded: 08/17/2009
Attorney Dkt #:T-7654
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIBBY, CHARLES L.
Exec Dt:
07/21/2009
2
JOTHIMURUGESAN, KANDASWAMY
Exec Dt:
07/23/2009
3
DAS, TAPAN K.
Exec Dt:
07/23/2009
Assignee
1
CHEVRON CORPORATION
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100312030
12478204
Correspondence name and address
CHEVRON CORPORATION
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 5
Reel/Frame:029566/0384   Pages: 6
Recorded: 01/03/2013
Attorney Dkt #:T-7654
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE RECEIVING PARTY FROM CHEVRON CORPORATION TO CHEVRON U.S.A. INC. PREVIOUSLY RECORDED ON REEL 023109 FRAME 0074. ASSIGNOR(S) HEREBY CONFIRMS THE DO HEREBY SELL, ASSIGN, TRANSFER AND SET OVER UNTO SAID CHEVRON U.S.A. INC..
Assignors
1
KIBBY, CHARLES L.
Exec Dt:
07/21/2009
2
JOTHIMURUGESAN, KANDASWAMY
Exec Dt:
07/23/2009
3
DAS, TAPAN K.
Exec Dt:
07/23/2009
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583-0806
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100312030
12478204
Correspondence name and address
CHEVRON CORPORATION
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 6
Reel/Frame:024382/0971   Pages: 7
Recorded: 05/13/2010
Attorney Dkt #:T-7704
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIBBY, CHARLES L.
Exec Dt:
01/25/2010
2
JOTHIMURUGESAN, KANDASWAMY
Exec Dt:
01/14/2010
3
DAS, TAPAN K.
Exec Dt:
01/18/2010
4
SAXTON, ROBERT J.
Exec Dt:
01/26/2010
5
BURTON, ALLEN W.
Exec Dt:
01/26/2010
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7825164
NONE
12621385
Correspondence name and address
CHEVRON CORPORATION
6001 BOLLINGER CANYON ROAD
SAN RAMO, CA 94583
Assignment: 7
Reel/Frame:024039/0512   Pages: 7
Recorded: 03/05/2010
Attorney Dkt #:T-7892
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIBBY, CHARLES L.
Exec Dt:
02/03/2010
2
JOTHIMURUGESAN, KANDASWAMY
Exec Dt:
01/26/2010
3
DAS, TAPAN K.
Exec Dt:
01/26/2010
4
SAXTON, ROBERT J.
Exec Dt:
01/26/2010
5
BURTON, ALLEN W.
Exec Dt:
03/04/2010
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7943674
US20110124750
12622972
Correspondence name and address
CHEVRON CORPORATION
6001 BOLLINGER CANYON ROAD
SAN RAMON, CA 94583-0806
Assignment: 8
Reel/Frame:024389/0253   Pages: 6
Recorded: 05/14/2010
Attorney Dkt #:T-7703
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIBBY, CHARLES L.
Exec Dt:
05/07/2010
2
SAXTON, ROBERT J.
Exec Dt:
05/10/2010
3
JOTHIMURUGESAN, KANDASWAMY
Exec Dt:
05/10/2010
4
DAS, TAPAN K.
Exec Dt:
05/10/2010
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110160315
12780672
Correspondence name and address
CHEVRON CORPORATION
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 9
Reel/Frame:024591/0687   Pages: 6
Recorded: 06/24/2010
Attorney Dkt #:T-7983 K. DIDOMENICIS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIBBY, CHARLES L.
Exec Dt:
06/18/2010
2
SAXTON, ROBERT J.
Exec Dt:
06/14/2010
3
JOTHIMURUGESAN, KANDASAMY
Exec Dt:
06/14/2010
4
DAS, TAPAN K.
Exec Dt:
06/15/2010
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94543
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8461220
US20110306685
12797773
Correspondence name and address
CHEVRON CORPORATION
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 10
Reel/Frame:026455/0527   Pages: 4
Recorded: 06/16/2011
Attorney Dkt #:T-7529
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIBBY, CHARLES L
Exec Dt:
06/10/2011
2
O'REAR, DENNIS J
Exec Dt:
03/17/2011
3
SAXTON, ROBERT JAMES
Exec Dt:
03/21/2011
4
DAS, TAPAN K.
Exec Dt:
03/22/2011
Assignee
1
CHEVRON U.S.A. INC
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8753500
US20110240288
12974337
Correspondence name and address
CHEVRON CORPORATION
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 11
Reel/Frame:026658/0406   Pages: 4
Recorded: 07/27/2011
Attorney Dkt #:T-8181A DIDOMENICIS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIBBY, CHARLES L.
Exec Dt:
07/25/2011
2
SAXTON, ROBERT J.
Exec Dt:
06/30/2011
3
JOTHIMURUGESAN, KANDASWAMY
Exec Dt:
07/11/2011
4
DAS, TAPAN K.
Exec Dt:
07/25/2011
Assignee
1
CHEVRON U.S.A. INC.
6011 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130001128
13172563
Correspondence name and address
CHEVRON CORPORATION
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 12
Reel/Frame:027314/0457   Pages: 10
Recorded: 12/01/2011
Attorney Dkt #:T-8549 DIDOMENICIS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAXTON, ROBERT J.
Exec Dt:
11/14/2011
2
DEPPE, GORDON R.
Exec Dt:
11/30/2011
3
OLIVER, SCOTT
Exec Dt:
11/15/2011
4
PARHAM, DAVID W.
Exec Dt:
11/15/2011
5
JOTHIMURUGESAN, KANDASWAMY
Exec Dt:
11/14/2011
6
KIBBY, CHARLES L.
Exec Dt:
11/14/2011
7
DAS, TAPAN K.
Exec Dt:
11/15/2011
8
PHILLIPS, CHRISTINE M.
Exec Dt:
11/18/2011
9
SASSON, RICHARD
Exec Dt:
11/22/2011
10
HELGESON, ANNE
Exec Dt:
11/17/2011
Assignee
1
CHEVRON U.S.A. INC.
6011 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130109768
13285098
Correspondence name and address
CHEVRON CORPORATION
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 13
Reel/Frame:045625/0371   Pages: 5
Recorded: 04/24/2018
Attorney Dkt #:T-10643
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
O'REAR, DENNIS JOHN
Exec Dt:
04/11/2018
2
DAS, TAPAN K.
Exec Dt:
04/13/2018
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180251688
15945155
Correspondence name and address
CHEVRON CORPORATION
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 14
Reel/Frame:046028/0212   Pages: 9
Recorded: 06/08/2018
Attorney Dkt #:T-10705
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BHUWANIA, NITESH
Exec Dt:
06/01/2018
2
HUSAIN, SHABBIR
Exec Dt:
05/24/2018
3
CHINN, DANIEL
Exec Dt:
05/14/2018
4
MACDONALD, RONALD P.
Exec Dt:
06/06/2018
5
DAS, TAPAN K.
Exec Dt:
06/06/2018
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583-0806
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10363517
US20190105599
15971643
Correspondence name and address
CHEVRON CORPORATION - LAW DEPARTMENT
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 15
Reel/Frame:046028/0504   Pages: 9
Recorded: 06/08/2018
Attorney Dkt #:T-10707
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHINN, DANIEL
Exec Dt:
05/15/2018
2
BHUWANIA, NITESH
Exec Dt:
06/01/2018
3
HUSAIN, SHABBIR
Exec Dt:
05/24/2018
4
MACDONALD, RONALD P.
Exec Dt:
06/06/2018
5
DAS, TAPAN K.
Exec Dt:
06/06/2018
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583-0806
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10363518
US20190105600
15971698
Correspondence name and address
CHEVRON CORPORATION - LAW DEPARTMENT
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 16
Reel/Frame:046028/0657   Pages: 9
Recorded: 06/08/2018
Attorney Dkt #:T-10708
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHINN, DANIEL
Exec Dt:
05/15/2018
2
BHUWANIA, NITESH
Exec Dt:
06/01/2018
3
HUSAIN, SHABBIR
Exec Dt:
05/24/2018
4
MACDONALD, RONALD P.
Exec Dt:
06/06/2018
5
DAS, TAPAN K.
Exec Dt:
06/06/2018
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583-0806
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10391444
US20190105601
15971748
Correspondence name and address
CHEVRON CORPORATION - LAW DEPARTMENT
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 17
Reel/Frame:046028/0769   Pages: 9
Recorded: 06/08/2018
Attorney Dkt #:T-10709
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BHUWANIA, NITESH
Exec Dt:
06/01/2018
2
HUSAIN, SHABBIR
Exec Dt:
05/24/2018
3
CHINN, DANIEL
Exec Dt:
05/14/2018
4
MACDONALD, RONALD P.
Exec Dt:
06/06/2018
5
DAS, TAPAN K.
Exec Dt:
06/06/2018
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583-0806
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10905996
US20190105602
15972256
Correspondence name and address
CHEVRON CORPORATION - LAW DEPARTMENT
P.O. BOX 6006
SAN RAMON, CA 94583-0806
Assignment: 18
Reel/Frame:046028/0977   Pages: 9
Recorded: 06/08/2018
Attorney Dkt #:T-10711
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BHUWANIA, NITESH
Exec Dt:
06/01/2018
2
HUSAIN, SHABBIR
Exec Dt:
05/24/2018
3
CHINN, DANIEL
Exec Dt:
05/14/2018
4
MACDONALD, RONALD P.
Exec Dt:
06/06/2018
5
DAS, TAPAN K.
Exec Dt:
06/06/2018
Assignee
1
CHEVRON U.S.A. INC.
6001 BOLLINGER CANYON ROAD
SAN RAMON, CALIFORNIA 94583-0806
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10843129
US20190105603
15972262
Correspondence name and address
CHEVRON CORPORATION - LAW DEPARTMENT
P.O. BOX 6006
SAN RAMON, CA 94583-0806

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