Patent US2921716A successfully refreshed from Google Patents.
US2921716A
Expired / Lapsed
US
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Self clutching container closure
Assignee: Individual
•
Filing: 1957-10-08
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Granted: 1960-01-19
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Expires: 1977-10-08
Abstract
No abstract record available.
Inventors
- 👤 Fred J Schiller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:18
CPC Classifications
B; B65; B65D; B65D35/00; B65D35/24; B65D35/42; B65D41/00; B65D41/02; B65D41/16; B65D41/18; B65D41/185
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) | 1963-01-18 | 1963-07-20 | 1964-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-18 | 1967-07-20 | 1968-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-18 | 1971-07-20 | 1972-01-19 | $7700.00 | Window Closed / Lapsed |