US3454623A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for modifying polymers and boron hydride/polymeric compositions produced therefrom
Assignee: EIDP Inc
•
Filing: 1966-11-22
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Granted: 1969-07-08
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Expires: 1986-11-22
Abstract
No abstract record available.
Inventors
- 👤 Boynton Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:51
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/244; D06M13/282; D06M13/285; C; C07; C07F; C07F5/00; C07F5/02; C07F5/022; C08; C08F; C08F8/00; C08F8/42; C08G; C08G63/00; C08G63/91; C08J; C08J7/00; C08J7/12; D06M11/00; D06M11/01; D06M13/322; D06M13/325; D06M13/338; D06M13/46; D06M13/50; D06M13/51
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2558559A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |