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 :
E. I. DU PONT DE NEMOURS AND COMPANY, A DE. CORP.
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Total Assignments:
3
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Assignment:
1
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| Reel/Frame: | 004704/0260 | |
| Pages: | 3 |
| | Recorded: | 04/30/1987 | | |
| Conveyance: | ASSIGNS AS OF MARCH 1, 1987 THE ENTIRE 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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Pat #
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Pub #
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Intl #
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App #
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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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06330530
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NONE
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06332416
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NONE
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06378660
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NONE
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06438071
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NONE
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06438672
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NONE
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06541811
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Correspondence name and address
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CORTLAN R. SCHUPBACH
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COAL RESEARCH DIVISION
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4000 BROWNSVILLE ROAD
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LIBRARY, PA. 15129
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Assignment:
2
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| Reel/Frame: | 005784/0048 | |
| Pages: | 2 |
| | Recorded: | 07/22/1991 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Intl #
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App #
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NONE
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07687058
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Correspondence name and address
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BARRY ESTRIN
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C/O LEGAL DEPARTMENT, PATENT DIVISION
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E.I. DU PONT DE NEMOURS & CO.
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WILMINGTON, DE 19898
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Assignment:
3
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| Reel/Frame: | 005784/0046 | |
| Pages: | 2 |
| | Recorded: | 07/22/1991 | | |
| 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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07717233
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Correspondence name and address
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ANDREW G. GOLIAN
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PATENT DIVISION
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LEGAL DEPARTMENT
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E. I. DU PONT DE NEMOURS & CO.
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WILMINGTON, DE 19898
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05/31/2024 02:30 PM
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