US2801653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw chain with detachable cutters
Assignee: FATE ROOT HEALTH CO
•
Filing: 1953-05-20
•
Granted: 1957-08-06
•
Expires: 1973-05-20
Abstract
No abstract record available.
Inventors
- 👤 Rollo E Van Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:03
CPC Classifications
B; B27; B27B; B27B33/00; B27B33/14; B27B33/148; Y; Y10; Y10T; Y10T83/00; Y10T83/909; Y10T83/913
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1979001A
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US646284A
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US677095A
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US1339091A
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US2351112A
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US2354781A
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US2485962A
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US2488343A
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US2589914A
Cited
US2583243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |