US2627922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for cutting tissue
Assignee: DOUGLAS CRUTCHLEY
•
Filing: 1950-02-14
•
Granted: 1953-02-10
•
Expires: 1970-02-14
Abstract
No abstract record available.
Inventors
- 👤 Oliver E Teall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:42
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/02; Y; Y10; Y10T; Y10T83/00; Y10T83/303; Y10T83/465; Y10T83/4734
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1742295A
Cited
US1802846A
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US1919899A
Cited
US2040799A
Cited
US2207938A
Cited
US2350975A
Cited
US2320652A
Cited
US2369947A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-10 | 1956-08-11 | 1957-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-10 | 1960-08-11 | 1961-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-10 | 1964-08-11 | 1965-02-10 | $7700.00 | Window Closed / Lapsed |