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, VIRGINIA, A CORP OF VIRGINIA
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Total Assignments:
8
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Assignment:
1
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| Reel/Frame: | 004468/0566 | |
| Pages: | 1 |
| | Recorded: | 10/03/1985 | | |
| 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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06137231
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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 FLORIDA BOULEVARD
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BATON ROUGE, LOUISIANA 70801
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Assignment:
2
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| Reel/Frame: | 004468/0567 | |
| Pages: | 1 |
| | Recorded: | 10/03/1985 | | |
| 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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06137250
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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 FLORIDA BOULEVARD
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BATON ROUGE, LOUISIANA 70801
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Assignment:
3
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| Reel/Frame: | 004489/0601 | |
| Pages: | 1 |
| | Recorded: | 12/20/1985 | | |
| 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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06403289
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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, LOUISIANA, 70801
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Assignment:
4
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| Reel/Frame: | 004445/0001 | |
| Pages: | 1 |
| | Recorded: | 08/22/1985 | | |
| 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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06532703
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Correspondence name and address
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MR. JOHN F. SIEBERTH
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ETHYL CORPORATION 415 FLORIDA BOULEVEARD
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BATON ROUGE, LA 70801
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Assignment:
5
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| Reel/Frame: | 004469/0078 | |
| Pages: | 1 |
| | Recorded: | 10/04/1985 | | |
| 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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06601506
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Correspondence name and address
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JOHN F. SIEBERTH
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PATENT & TRADEMARK DIV.,
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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:
6
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| Reel/Frame: | 004483/0189 | |
| Pages: | 3 |
| | Recorded: | 11/22/1985 | | |
| 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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06658301
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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 CORP.
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451 FLORIDA BLVD.
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BATON ROUGE, LA 70801
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Assignment:
7
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| Reel/Frame: | 004441/0683 | |
| Pages: | 1 |
| | Recorded: | 08/15/1985 | | |
| 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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06666373
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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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Assignment:
8
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| Reel/Frame: | 004489/0603 | |
| Pages: | 1 |
| | Recorded: | 12/20/1985 | | |
| 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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06708028
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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 BOULEVARD
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BATON ROUGH, LOUISIANA 70801
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05/19/2024 03:05 AM
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