Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
LEIDEL, DAVID J.
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Total Assignments:
7
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Assignment:
1
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| Reel/Frame: | 004270/0809 | |
| Pages: | 2 |
| | Recorded: | 06/18/1984 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Intl #
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App #
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NONE
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06591710
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Correspondence name and address
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JOSEPH A. WALKOWSKI
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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:
2
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| Reel/Frame: | 008453/0447 | |
| Pages: | 3 |
| | Recorded: | 04/14/1997 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| LAW DEPARTMENT |
| P.O. BOX 819052 |
| DALLAS, TEXAS 75381 |
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Pat #
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Intl #
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App #
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NONE
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08802834
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Correspondence name and address
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HALLIBURTON ENERGY SERVICES, INC.
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WILLIAM M. IMWALLE
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LAW DEPARTMENT
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MAIL CODE 1-B-121, P.O. BOX 819052
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DALLAS, TX 75381
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Assignment:
3
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| Reel/Frame: | 010625/0767 | |
| Pages: | 4 |
| | Recorded: | 03/09/2000 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| LEGAL, INTELLECTUAL PROPERTY DEPARTMENT |
| P.O. BOX 819052 |
| DALLAS, TEXAS 75381 |
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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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09504332
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Correspondence name and address
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HALLIBURTON ENERGY SERVICES, INC.
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WILLIAM M. IMWALLE
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LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
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P.O. BOX 819052 - MAIL CODE 1-B-121
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DALLAS, TEXAS 75381
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Assignment:
4
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| Reel/Frame: | 022756/0882 | |
| Pages: | 5 |
| | Recorded: | 05/31/2009 | | |
| Attorney Dkt #: | 990084 U1C1C1 US |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 2601 BELTLINE ROAD |
| CARROLLTON, TEXAS 75006 |
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Pat #
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Pub #
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Intl #
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App #
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12475542
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Correspondence name and address
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LAWRENCE R. YOUST LAWRENCE YOUST PLLC
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2900 MCKINNON
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SUITE 2208
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DALLAS, TX 75201
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Assignment:
5
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| Reel/Frame: | 010936/0541 | |
| Pages: | 7 |
| | Recorded: | 06/20/2000 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| LEGAL, INTELLECTUAL PROPERTY DEPARTMENT |
| P.O. BOX 819052 |
| DALLAS, TEXAS 75381 |
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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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09584916
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Correspondence name and address
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HALLIBURTON ENERGY SERVICES, INC.
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WILLIAM M. IMWALLE
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LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
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MAIL CODE: 1-B-121, P.O. BOX 819052
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DALLAS, TEXAS 75381
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Assignment:
6
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| Reel/Frame: | 029875/0436 | |
| Pages: | 9 |
| | Recorded: | 02/26/2013 | | |
| Attorney Dkt #: | HAL 155PCT |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 10200 BELLAIRE BOULEVARD |
| HOUSTON, TEXAS 77072 |
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Pat #
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Pub #
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App #
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14765553
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Correspondence name and address
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SHERI HIGGINS
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4106 UNIVERSITY BLVD
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DALLAS, TX 75205
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Assignment:
7
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| Reel/Frame: | 036241/0598 | |
| Pages: | 9 |
| | Recorded: | 08/03/2015 | | |
| Attorney Dkt #: | 2069464-0157PTUS |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 10200 BELLAIRE BOULEVARD |
| HOUSTON, TEXAS 77072 |
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Pat #
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Intl #
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App #
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14765553
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Correspondence name and address
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SHANNON COTUGNO
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1750 TYSONS BLVD
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SUITE 1800
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TYSONS CORNER, VA 22102
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