Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
WEIDIG, CHARLES F.
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Total Assignments:
4
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Assignment:
1
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| Reel/Frame: | 004228/0671 | |
| Pages: | 1 |
| | Recorded: | 03/07/1984 | | |
| 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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06317573
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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: | 004204/0502 | |
| Pages: | 1 |
| | Recorded: | 12/27/1983 | | |
| 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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06317574
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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, LOUISIANA 70801
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Assignment:
3
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| Reel/Frame: | 004383/0404 | |
| Pages: | 1 |
| | Recorded: | 04/01/1985 | | |
| 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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06574134
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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:
4
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| Reel/Frame: | 005129/0110 | |
| Pages: | 1 |
| | Recorded: | 07/05/1989 | | |
| 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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07048261
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Correspondence name and address
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P.M. PIPPENGER
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PATENT AND TRADEMARK DIVISION
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ETHYL CORP. 451 FLORIDA BLVD.
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BATON ROUGE, LA 70801
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05/29/2024 11:17 AM
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