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, VA., A VA CORP.
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Total Assignments:
6
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Assignment:
1
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| Reel/Frame: | 004178/0429 | |
| Pages: | 2 |
| | Recorded: | 10/14/1983 | | |
| 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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06369339
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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:
2
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| Reel/Frame: | 004252/0679 | |
| Pages: | 1 |
| | Recorded: | 05/03/1984 | | |
| 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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06377922
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Correspondence name and address
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JOHN F. SIEBERTH
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PAT. & TRADEMARK DIV., ETHYL CORP.
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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: | 004248/0768 | |
| Pages: | 1 |
| | Recorded: | 04/20/1984 | | |
| 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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06548928
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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:
4
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| Reel/Frame: | 005060/0402 | |
| Pages: | 1 |
| | Recorded: | 03/02/1989 | | |
| 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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07165187
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Correspondence name and address
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DONALD B. DEAVER
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1615 L STR. NW, 11TH FLOOR
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WASHINGTON, DC 20036-5601
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Assignment:
5
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| Reel/Frame: | 004996/0717 | |
| Pages: | 2 |
| | 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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07208757
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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 BOULEVARD
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BATON ROUGE,LA. 70801
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Assignment:
6
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| Reel/Frame: | 004984/0706 | |
| Pages: | 1 |
| | Recorded: | 12/09/1988 | | |
| 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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07165082
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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 BOULEVARD
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BATON ROUGE, LA 70801
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05/31/2024 09:47 PM
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