Patent US3405076A successfully refreshed from Google Patents.
US3405076A
Expired / Lapsed
US
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Boron-containing polymers and process for making the same
Assignee: ATK Launch Systems LLC
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Filing: 1964-11-27
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Granted: 1968-10-08
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Expires: 1984-11-27
Abstract
No abstract record available.
Inventors
- 👤 Green Joseph
- 👤 Mayes Nathan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:08
CPC Classifications
C; C08; C08G; C08G79/00; C08G79/08; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/54; C08G18/56; C08G4/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3256246A
Cited
US3306933A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |