Patent Assignment Details
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Reel/Frame: | 005132/0747 | |
| Pages: | 1 |
| | Recorded: | 08/11/1989 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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11/28/1989
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Application #:
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06782353
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Filing Dt:
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10/01/1985
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Title:
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QUATERNARY AMMONIUM COMPOUNDS
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Assignee
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A CORP. OF VA |
RICHMOND, VIRGINIA |
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Correspondence name and address
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JOHN E. SIEBERTH
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PATENT & TRADEMARK DIV., ETHYL CORP.,
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451 FLORIDA BLVD.,
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BATON ROUGE, LA 70801
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