Patent Assignment Assignee Details
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For pending or abandoned applications please consult USPTO staff.
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Assignee Name :
ETHYL CORPORATION, RICHMOND, VA A CORP OF VA
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Total Assignments:
5
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Assignment:
1
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| Reel/Frame: | 004257/0757 | |
| Pages: | 1 |
| | Recorded: | 05/21/1984 | | |
| 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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06418577
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Correspondence name and address
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JOHN F. SIEBERTH
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ETHYL CORPORATION
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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: | 004257/0759 | |
| Pages: | 1 |
| | Recorded: | 05/21/1984 | | |
| 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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06418576
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Correspondence name and address
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JOHN F. SIEBERTH
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PATENT & TRADEMARK DIVISION
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ETHYL CORPORATION
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451 FLORIDA BLVD.
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BATON ROUGE, LA 70801
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Assignment:
3
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| Reel/Frame: | 004612/0018 | |
| Pages: | 1 |
| | Recorded: | 10/03/1986 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| RICHMOND, VIRGINIA VA CORP |
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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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06598225
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Correspondence name and address
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JOHN F. SIEBERTH
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PATENT & TRADEMARK DIVISION
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ETHYL CORPORATION
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451 FLORIDA BLVD.
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BATON ROUGE, LA 70801
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Assignment:
4
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| Reel/Frame: | 004609/0644 | |
| Pages: | 1 |
| | Recorded: | 09/26/1986 | | |
| 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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06794855
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Correspondence name and address
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JOHN F. SIEBERTH
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C
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ETHYL CORP.
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451 FLORIDA BLVD.
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BATON ROUGE, LA 70810
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Assignment:
5
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| Reel/Frame: | 005153/0867 | |
| Pages: | 1 |
| | Recorded: | 10/12/1989 | | |
| 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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07270819
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Correspondence name and address
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PHILIP M. PIPPENGER
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ETHYL CORPORATION
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451 FLORIDA BLVD.,
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BATON ROUGE, LA 70801
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06/06/2024 01:59 PM
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