US2679291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved sole-cutting machine
Assignee: COLLINSON S PATENTS Ltd
•
Filing: 1949-10-11
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Granted: 1954-05-25
•
Expires: 1969-10-11
Abstract
No abstract record available.
Inventors
- 👤 Collinson Frederick Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:18
CPC Classifications
A; A43; A43D; A43D8/00; A43D8/02; A43D8/04; A43D8/06; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/2137; Y10T83/2146; Y10T83/215; Y10T83/2155; Y10T83/2159; Y10T83/465
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US24141A
Cited
US558864A
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US674963A
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US1177005A
Cited
US1811571A
Cited
US2168401A
Cited
US2424678A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |