US2677882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container opener
Assignee: Individual
•
Filing: 1951-11-27
•
Granted: 1954-05-11
•
Expires: 1971-11-27
Abstract
No abstract record available.
Inventors
- 👤 Herbert J Scheringer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:57
CPC Classifications
B; B67; B67B; B67B7/00; B67B7/30; B67B7/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2046879A
Cited
US2302170A
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US2289701A
Cited
US2513605A
Cited
US2578462A
Cited
US2556731A
Cited
US2567457A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-10 | 1957-11-09 | 1958-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-10 | 1961-11-09 | 1962-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-10 | 1965-11-09 | 1966-05-11 | $7700.00 | Window Closed / Lapsed |