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Patent US2916776A successfully refreshed from Google Patents.
US2916776A
Expired / Lapsed
US
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Rocket powder grain
Assignee: Olin Corp
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Filing: 1953-11-30
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Granted: 1959-12-15
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Expires: 1973-11-30
Abstract
No abstract record available.
Inventors
- 👤 Jr John J O'neill
- 👤 Charles E Silk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:15
CPC Classifications
C; C06; C06B; C06B21/00; C06B21/0033; C06B21/0041; B; B29; B29C; B29C43/00; Y; Y10; Y10S; Y10S425/00; Y10S425/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |