Patent Assignment Assignor Details
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Assignor Name :
BURKHARDT, CHARLES W.
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Total Assignments:
3
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Assignment:
1
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Reel/Frame: | 005039/0204 | |
| Pages: | 3 |
| | Recorded: | 02/06/1989 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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100 NORTH BROADWAY |
A DE. CORP. |
ST. LOUIS, MISSOURI 63102 |
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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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07306601
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Correspondence name and address
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PETROLITE CORP.,
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JEFFREY S. BOONE
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369 MARSHALL AVE.,
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ST. LOUIS, MO 63119
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Assignment:
2
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Reel/Frame: | 007002/0133 | |
| Pages: | 5 |
| | Recorded: | 05/16/1994 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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369 MARSHALL AVENUE |
ST. LOUIS, MISSOURI 63119-1897 |
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Pat #
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NONE
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08205057
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Correspondence name and address
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KENNETH SOLOMON
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PETROLITE CORPORATION
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PATENT DEPT.
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369 MARSHALL AVENUE
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ST. LOUIS, MO 63119-1897
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Assignment:
3
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Reel/Frame: | 008051/0115 | |
| Pages: | 6 |
| | Recorded: | 07/22/1996 | | |
Conveyance: | SECURITY AGREEMENT |
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Assignee
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1177 WEST LOOP SOUTH, TENTH FLOOR |
HOUSTON, TEXAS 77027 |
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Pat #
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App #
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NONE
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08397905
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Correspondence name and address
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PRAVEL, HEWITT, KIMBALL & KRIEGER
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RITA M. IRANI
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1177 WEST LOOP SOUTH, 10TH FLOOR
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HOUSTON, TEXAS 77027-9095
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06/14/2024 11:48 AM
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