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, WILMINGTON, DE A DE CORP.
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Total Assignments:
4
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Assignment:
1
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| Reel/Frame: | 004176/0366 | |
| Pages: | 1 |
| | Recorded: | 10/11/1983 | | |
| 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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06526960
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Correspondence name and address
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P. R. STEYERMARK
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LEGAL DEPT.
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E. I. DU PONT DE NEMOURS & CO.
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WILMINGTON, DE 19898
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Assignment:
2
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| Reel/Frame: | 005557/0195 | |
| Pages: | 2 |
| | Recorded: | 12/31/1990 | | |
| 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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07617742
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Correspondence name and address
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P. MICHAEL WALKER
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PAT. DIV., LEGAL DEPT.
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E.I. DU PONT DE NEMORUS & CO.
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WILMINGTON, DE 19898
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Assignment:
3
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| Reel/Frame: | 005622/0393 | |
| Pages: | 2 |
| | Recorded: | 03/05/1991 | | |
| 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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07636868
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Correspondence name and address
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BARBARA C. SIEGELL
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PATENT RECORDS CENTER
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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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Assignment:
4
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| Reel/Frame: | 005622/0391 | |
| Pages: | 2 |
| | Recorded: | 03/05/1991 | | |
| 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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07644388
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Correspondence name and address
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BARBARA C. SIEGELL
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PATENT RECORDS CENTER
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LEGAL DEPT.
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E. I. DU PONT DE NEMOURS & CO.
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WILMINGTON, DE 19898
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08/26/2025 09:39 AM
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