Patent US2931043A successfully refreshed from Google Patents.
US2931043A
Expired / Lapsed
US
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Salving-bag
Assignee: Individual
•
Filing: 1957-07-09
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Granted: 1960-04-05
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Expires: 1977-07-09
Abstract
No abstract record available.
Inventors
- 👤 Achner Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:01
CPC Classifications
A; A61; A61F; A61F7/00; A61F7/02; A61G; A61G1/00; A61G1/01; A61F2007/0001; A61F2007/0266; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/2457
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US290831A
Cited
US1604658A
Cited
AT147612B
Cited
US2242130A
Cited
US2281635A
Cited
US2442936A
Cited
US2530606A
Cited
US2630620A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |