Patent Assignment Assignee Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Assignee Name :
ETHYL CORPORATION, RICHMOND, VIRGINIA, A CORP. OF VA
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Total Assignments:
3
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Assignment:
1
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| Reel/Frame: | 004982/0776 | |
| Pages: | 1 |
| | Recorded: | 12/08/1988 | | |
| 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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06861934
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Correspondence name and address
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JOHN F. SIEBERTH
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ETHYL CORP.
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451 FLORIDA BLVD.
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BATON ROUGE, LA 70801
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Assignment:
2
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| Reel/Frame: | 004993/0522 | |
| Pages: | 1 |
| | Recorded: | 11/25/1988 | | |
| 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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07120102
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Correspondence name and address
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JOHN F. SIEBERTH
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PATENT AND TRADEMARK DIVISION
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ETHYL CORPORATION
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451 FLORDIA BOULEVARD
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BATON ROUGE, LA 70801
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Assignment:
3
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| Reel/Frame: | 004994/0747 | |
| Pages: | 1 |
| | Recorded: | 10/13/1988 | | |
| 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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07133141
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Correspondence name and address
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MR. JOHN F. SIEBERTH
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ETHYL CORPORATION
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451 FLORIDA BOULEVARD
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BATON ROUGE, LA 70801
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05/17/2024 08:41 AM
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