Patent Assignment Details
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Reel/Frame: | 005689/0687 | |
| Pages: | 2 |
| | Recorded: | 05/06/1991 | | |
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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04/20/1993
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Application #:
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07669654
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Filing Dt:
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03/14/1991
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Title:
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METHOD FOR VALIDATION OF CALIBRATION STANDARDS IN AN AUTOMATIC CHEMICAL ANALYZER
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Correspondence name and address
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E. I. DU PONT DE NEMOURS & CO.
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PATENT RECORDS CNT., LEGAL DEPT.
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HOWARD P. WEST, JR.
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WILMINGTON, DE 19898
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