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, A CORP OF VA.
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Total Assignments:
9
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Assignment:
1
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| Reel/Frame: | 004517/0963 | |
| Pages: | 1 |
| | Recorded: | 02/28/1986 | | |
| 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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06202008
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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 FLORDIA BLVD
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BATON ROUGE, AL. 70801
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Assignment:
2
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| Reel/Frame: | 004032/0095 | |
| Pages: | 1 |
| | Recorded: | 09/07/1982 | | |
| 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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06314522
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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:
3
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| Reel/Frame: | 004035/0682 | |
| Pages: | 1 |
| | Recorded: | 09/15/1982 | | |
| 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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06317321
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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: | 004088/0541 | |
| Pages: | 1 |
| | Recorded: | 01/28/1983 | | |
| 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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06397624
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Correspondence name and address
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JOHN F. SIEBERTH
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ETHYL CORP., PAT. & TRADEMARK DIV.
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451 FLORIDA BLVD.
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BATON ROUGE, LA 70801
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Assignment:
5
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| Reel/Frame: | 004348/0586 | |
| Pages: | 1 |
| | Recorded: | 01/10/1985 | | |
| 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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06545463
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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., 451 FLORIDA BLVD.
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BATON ROUGE, LA 70801
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Assignment:
6
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| Reel/Frame: | 004594/0001 | |
| Pages: | 1 |
| | Recorded: | 08/22/1986 | | |
| 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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06656432
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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:
7
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| Reel/Frame: | 004597/0557 | |
| Pages: | 1 |
| | Recorded: | 09/02/1986 | | |
| 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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06802699
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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., 451 FLORIDA BLVD.
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BATON ROUGE, LA 70801
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Assignment:
8
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| Reel/Frame: | 004534/0986 | |
| Pages: | 3 |
| | Recorded: | 04/07/1986 | | |
| 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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06737460
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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:
9
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| Reel/Frame: | 004708/0555 | |
| Pages: | 1 |
| | Recorded: | 05/11/1987 | | |
| 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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06923184
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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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05/26/2024 12:23 PM
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