Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
Assignor Name :
HELMSTETTER, DAVID A.
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Total Assignments:
3
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Assignment:
1
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Reel/Frame: | 004125/0695 | |
| Pages: | 2 |
| | Recorded: | 04/29/1983 | | |
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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06489968
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Correspondence name and address
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RALPH D'ALESSANDRO
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OLIN RESEARCH CENTER (1-K-6)
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CHEMICALS PATENT DEPT.
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P. O. BOX 30-275
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NEW HAVEN, CT 06511
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Assignment:
2
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Reel/Frame: | 004750/0542 | |
| Pages: | 2 |
| | Recorded: | 08/03/1987 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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350 KNOTTER DRIVE |
A CORP. OF VA |
CHESHIRE, CONNECTICUT 06410-0586 |
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Pat #
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App #
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NONE
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07080834
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Correspondence name and address
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JAMES B. HAGLIND
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OLIN RESEARCH CENTER
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350 KNOTTER DRIVE
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POST OFFICE BOX 586
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CHESHIRE, CT 06410-0586
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Assignment:
3
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Reel/Frame: | 005049/0452 | |
| Pages: | 1 |
| | Recorded: | 02/24/1989 | | |
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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07316124
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Correspondence name and address
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RALPH D'ALESSANDRO
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OLIN RESEARCH CENTER
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P. O. BOX 586
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CHESHIRE, CT 06410-0586
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05/31/2024 04:19 PM
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