Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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Reel/Frame: | 005898/0484 | |
| Pages: | 2 |
| | Recorded: | 10/25/1991 | | |
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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09/08/1992
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Application #:
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07783026
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Filing Dt:
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10/25/1991
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Title:
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PROCESS FOR THE PREPARATION OF OXYDIPHTHALIC ACID AND PURIFIED OXYDIPHTHALIC ANHYDRIDE FROM CRUDE OXYDIPHTHALIC ANHYDRIDE
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Correspondence name and address
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OCCIDENTAL CHEMICAL CORPORATION
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PATENT DEPARTMENT
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P.O. BOX 189
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NIAGARA FALLS, NEW YORK 14302
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