Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
Assignor Name :
BURKHALTER, JOHN F.
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Total Assignments:
9
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Assignment:
1
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Reel/Frame: | 003922/0190 | |
| Pages: | 1 |
| | Recorded: | 11/02/1981 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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A CORP. OF DE |
DUNCAN, OKLAHOMA |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06282321
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Correspondence name and address
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EDWARD F. SHERER
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HALLIBURTON SERVICES
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P. O. DRAWER 1431
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DUNCAN, OK 73533
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Assignment:
2
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Reel/Frame: | 004134/0844 | |
| Pages: | 2 |
| | Recorded: | 06/07/1983 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06489909
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Correspondence name and address
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EDWARD F. SHERER
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HALLIBURTON SERVICES
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P. O. DRAWER 1431
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DUNCAN, OK 73536
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Assignment:
3
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Reel/Frame: | 004264/0358 | |
| Pages: | 2 |
| | Recorded: | 04/06/1984 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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A CORP. OF DE |
DUNCAN, OKLAHOMA |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06592989
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Correspondence name and address
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G. KEITH DEBRUCKY
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PATENT SECTION
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HALLIBURTON SERVICES
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P. O. DRAWER 1431
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DUNCAN, OK 73536
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Assignment:
4
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Reel/Frame: | 004362/0497 | |
| Pages: | 2 |
| | Recorded: | 02/19/1985 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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CORP. OF DE. |
DUNCAN, OKLAHOMA |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06680428
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Correspondence name and address
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ROBERT A. KENT
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HALLIBURTON SERVICES
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P. O. DRAWER 1431
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DUNCAN, OK 73536
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Assignment:
5
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Reel/Frame: | 004378/0121 | |
| Pages: | 2 |
| | Recorded: | 03/25/1985 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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A CORP OF DE |
DUNCAN, OKLAHOMA |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06705599
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Correspondence name and address
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ROBERT A. KENT
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HALLIBURTON SERVICES
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P.O. DRAWER 1431
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DUNCAN, OK 73536
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Assignment:
6
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Reel/Frame: | 004380/0104 | |
| Pages: | 3 |
| | Recorded: | 04/01/1985 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06703377
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Correspondence name and address
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ROBERT A. KENT
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HALLIBURTON SERVICES, P.O. DRAWER 1431
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DUNCAN, OK 73536
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Assignment:
7
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Reel/Frame: | 004636/0287 | |
| Pages: | 2 |
| | Recorded: | 11/21/1986 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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DUNCAN, STEPHENS, OKLAHOMA |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06912757
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Correspondence name and address
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ROBERT A. KENT
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HALLIBURTON SERVICES
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P. O. DRAWER 1431
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DUNCAN, OK 73536-0102
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Assignment:
8
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Reel/Frame: | 004874/0091 | |
| Pages: | 2 |
| | Recorded: | 05/20/1988 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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DUNCAN |
STEPHENS, OKLAHOMA |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07150123
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Correspondence name and address
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ROBERT A. KENT
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P.O. DRAWER 1431
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DUNCAN, OK 73536
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Assignment:
9
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Reel/Frame: | 005841/0498 | |
| Pages: | 3 |
| | Recorded: | 09/23/1991 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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A CORP. OF DELAWARE |
DUNCAN, OKLAHOMA |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07750151
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Correspondence name and address
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THOMAS R. WEAVER
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HALLIBURTON SERVICES
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P. O. DRAWER 1431
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DUNCAN, OK 73536-0102
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