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Patent Assignment Assignor Details
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Assignor Name : BORCHARDT, JOHN K.
Total Assignments: 26
Assignment: 1
Reel/Frame:003912/0119   Pages: 1
Recorded: 09/22/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
09/03/1981
Assignee
1
HALLIBURTON COMPANY
A CORP. OF DE
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4439334
NONE
06283251
Correspondence name and address
HALLIBURTON SERVICES
P. O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 2
Reel/Frame:003916/0641   Pages: 1
Recorded: 10/09/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
10/01/1981
Assignee
1
HALLIBURTON COMPANY
A CORP. OF DE.
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4295675
NONE
06164828
Correspondence name and address
HALLIBURTON SERVICES, A DIV. OF
HALLIBURTON COMPANY
P.O. DRAWER 1431
DUNCAN, OKLA. 73536
Assignment: 3
Reel/Frame:004005/0544   Pages: 1
Recorded: 05/24/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BORCHARDT, JOHN K.
Exec Dt:
05/19/1982
2
BROWN, DAVID L.
Exec Dt:
05/19/1982
Assignee
1
HALLIBURTON COMPANY; DUNCAN, OK. A CORP OF DE.
OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4447342
NONE
06369764
Correspondence name and address
G. KEITH DE BRUCKY
HALLIBURTON SERVICES
P. O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 4
Reel/Frame:004116/0677   Pages: 2
Recorded: 04/18/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BORCHARDT, JOHN K.
Exec Dt:
04/14/1983
2
YOUNG, BILL M.
Exec Dt:
04/14/1983
Assignee
1
HALLIBURTON COMPANY
A CORP. OF DE
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4497596
NONE
06478573
Correspondence name and address
EDWARD F. SHERER
HALLIBURTON SERVICES
P. O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 5
Reel/Frame:004127/0579   Pages: 2
Recorded: 05/18/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
05/12/1983
Assignee
1
HALLIBURTON COMPANY
A CORP. OF DE
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4508629
NONE
06483356
Correspondence name and address
ROBERT A. KENT
HALLIBURTON SERVICES
P. O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 6
Reel/Frame:004127/0667   Pages: 2
Recorded: 05/18/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
05/12/1983
Assignee
1
HALLIBURTON COMPANY
A CORP. OF DE
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4524003
NONE
06483090
Correspondence name and address
ROBERT A. KENT
HALLIBURTON SERVICES
P. O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 7
Reel/Frame:004251/0990   Pages: 2
Recorded: 04/30/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BORCHARDT, JOHN K.
Exec Dt:
04/23/1984
2
YOUNG, BILL M.
Exec Dt:
04/23/1984
Assignee
1
HALLIBURTON COMPANY, A CORP OF DE
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4558741
NONE
06584379
Correspondence name and address
EDWARD F. SHERER
HALLIBURTON SERVICES
P.O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 8
Reel/Frame:004271/0335   Pages: 2
Recorded: 06/21/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BORCHARDT, JOHN K.
Exec Dt:
06/06/1984
2
RAO, S. PRABHAKARA
Exec Dt:
06/14/1984
Assignee
1
HALLIBURTON COMPANY, DUNCAN, OKLAHOMA, A CORP.
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4554081
NONE
06612203
Correspondence name and address
EDWARD F. SHERER
HALLIBURTON SERVICES
P.O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 9
Reel/Frame:004302/0680   Pages: 2
Recorded: 08/23/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
08/15/1984
Assignee
1
HALLIBURTON COMPANY A DE CORP.
DUNCAN,, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4563292
NONE
06636943
Correspondence name and address
EDWARD F. SHERER
HALLIBURTON SERVICES
P. O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 10
Reel/Frame:004302/0682   Pages: 2
Recorded: 08/23/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
08/15/1984
Assignee
1
HALLIBURTON COMPANY A DE CORP
DUNCAN,, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4536303
NONE
06636942
Correspondence name and address
EDWARD F. SHERER
HALLIBURTON SERVICES
P. O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 11
Reel/Frame:004335/0971   Pages: 2
Recorded: 11/15/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BORCHARDT, JOHN K.
Exec Dt:
10/03/1984
2
YOUNG, BILL M.
Exec Dt:
10/10/1984
Assignee
1
HALLIBURTON COMPANY
A DE CORP.
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4536305
NONE
06653668
Correspondence name and address
EDWARD F. SHERER
HALLIBURTON SERVICES
P.O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 12
Reel/Frame:004335/0760   Pages: 1
Recorded: 10/15/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
10/10/1984
Assignee
1
HALLIBURTON COMPANY
A DE CORP.
DUNCA, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4536304
NONE
06653669
Correspondence name and address
EDWARD F. SHERER
HALLIBURTON SERVICES
P.O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 13
Reel/Frame:004328/0489   Pages: 2
Recorded: 11/16/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
11/08/1984
Assignee
1
HALLIBURTON COMPANY, A CORP OF DE
DUNCAN, OKLAHOMA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4600057
NONE
06663803
Correspondence name and address
EDWARD F. SHERER
HALLIBURTON SERVICES
P. O. DRAWER 1431
DUNCAN, OK 73536
Assignment: 14
Reel/Frame:004355/0827   Pages: 2
Recorded: 01/24/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
01/11/1985
Assignee
1
HALLIBURTON COMPANY
CORP. OF DE
DUNCAN, OKLAHOMA
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4508629
NONE
06483356
 
4508629
NONE
06483356
Correspondence name and address
ROBERT A. KENT
PATENT SECTION
HALLIBURTON SERVICES
P.O. BOX 1431
DUNCAN, OK 75536
Assignment: 15
Reel/Frame:004930/0537   Pages: 1
Recorded: 08/10/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
09/18/1986
Assignee
1
SHELL OIL COMPANY, A DE. CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4799547
NONE
07150471
Correspondence name and address
RICHARD F. LEMUTH
SHELL OIL CO.
PATENTS AND LICENSING
P. O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 16
Reel/Frame:005113/0105   Pages: 1
Recorded: 06/16/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
05/05/1988
Assignee
1
SHELL OIL COMPANY A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4856588
NONE
07194658
Correspondence name and address
RICHARD F. LEMUTH
SHELL OIL CO.
PATENTS AND LICENSING
P. O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 17
Reel/Frame:005093/0532   Pages: 2
Recorded: 05/30/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
06/30/1988
Assignee
1
SHELL OIL COMPANY
A CORP. OF DE
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4852653
NONE
07215951
Correspondence name and address
DENISE Y. WOLFS
C/O SHELL OIL COMPANY, PATS & LIC.,
P. O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 18
Reel/Frame:005214/0206   Pages: 2
Recorded: 01/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LAU, HON CHUNG
Exec Dt:
12/15/1988
2
BORCHARDT, JOHN K.
Exec Dt:
12/15/1988
Assignee
1
SHELL OIL COMPANY, A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4911238
NONE
07286397
Correspondence name and address
DENISE Y. WOLFS
C/O SHELL OIL COMPANY
PATENTS & LICENSING
P. O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 19
Reel/Frame:005791/0904   Pages: 3
Recorded: 08/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BORCHARDT, JOHN K.
Exec Dt:
12/15/1988
2
LAU, HON CHUNG
Exec Dt:
12/15/1988
Assignee
1
SHELL OIL COMPANY A DE CORPORATION
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5069802
NONE
07614060
Correspondence name and address
DEL S. CHRISTENSEN
SHELL OIL COMPANY
PATENTS & LICENSING
P. O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 20
Reel/Frame:005264/0536   Pages: 1
Recorded: 03/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
12/22/1988
Assignee
1
SHELL OIL COMPANY, A DE CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4932473
NONE
07291718
Correspondence name and address
RICHARD F. LEMUTH
C/O SHELL OIL COMPANY
P.O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 21
Reel/Frame:005127/0960   Pages: 1
Recorded: 07/31/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LEDET, ENOCH J.
Exec Dt:
03/13/1989
2
BORCHARDT, JOHN K.
Exec Dt:
03/13/1989
3
LAU, HON C.
Exec Dt:
03/14/1989
Assignee
1
SHELL OIL COMPANY, A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4957646
NONE
07089636
Correspondence name and address
DENISE Y. WOLFS
SHELL OIL CO.
PATENTS AND LICENSING
P.O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 22
Reel/Frame:005650/0568   Pages: 2
Recorded: 04/01/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
11/10/1989
Assignee
1
SHELL OIL COMPANY, A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5024276
NONE
07442265
Correspondence name and address
RICHARD F. SMITH
C/O SHELL OIL COMPANY
PATENTS AND LICENSING
P.O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 23
Reel/Frame:005988/0891   Pages: 2
Recorded: 01/27/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SOUTHWICK, JEFFERY G.
Exec Dt:
09/25/1990
2
RANEY, KIRK H.
Exec Dt:
09/25/1990
3
BORCHARDT, JOHN K.
Exec Dt:
09/25/1990
Assignee
1
SHELL OIL COMPANY
A DE CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5120765
NONE
07590386
Correspondence name and address
SHELL OIL CO., PATENTS AND LICENSING
DONALD F. HAAS
P. O. BOX 2463
HOUSTON, TX 07252-2463
Assignment: 24
Reel/Frame:006334/0159   Pages: 2
Recorded: 11/23/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
07/31/1991
Assignee
1
SHELL OIL COMPANY
P.O. BOX 2463
900 LOUISIANA
HOUSTON, TEXAS 77252-2463
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5227019
NONE
07738700
Correspondence name and address
PAMELA J. MCCOLLOUGH
SHELL OIL COMPANY
P.O. BOX 2463, 900 LOUISIANA
HOUSTON, TX. 77252-2463
Assignment: 25
Reel/Frame:006334/0161   Pages: 2
Recorded: 11/23/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
02/20/1992
Assignee
1
SHELL OIL COMPANY
P.O. BOX 2463
900 LOUISIANA
HOUSTON, TEXAS 77252-2463
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5225046
NONE
07842851
Correspondence name and address
PAMELA J. MCCOLLOUGH
SHELL OIL COMPANY
INTELLECTUAL PROPERTY, P.O. BOX 2463
900 LOUISIANA
HOUSTON, TX. 77252-2463
Assignment: 26
Reel/Frame:006652/0387   Pages: 2
Recorded: 08/10/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BORCHARDT, JOHN K.
Exec Dt:
07/10/1992
Assignee
1
SHELL OIL COMPANY
P.O. BOX 2463 900 LOUISIANA HOUSTON, TX 77252-2463
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5258099
NONE
07917694
Correspondence name and address
PAMELA J. MCCOLLOUGH
SHELL OIL COMPANY
INTELLECTUAL PROPERTY
P.O. BOX 2463, 900 LOUISIANA
HOUSTON, TX 77252-2463

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