US2570935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinning cot
Assignee: Dayton Rubber Co
•
Filing: 1946-10-25
•
Granted: 1951-10-09
•
Expires: 1966-10-25
Abstract
No abstract record available.
Inventors
- 👤 Abraham L Freedlander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:09
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/70; D01H5/74; D01H5/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1563943A
Cited
US2141869A
Cited
US2340546A
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US2373876A
Cited
US2388069A
Cited
US2386583A
Cited
US2393953A
Cited
US2467214A
Cited
US2421426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |