Patent US2798517A successfully refreshed from Google Patents.
US2798517A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain saw
Assignee: Individual
•
Filing: 1954-12-23
•
Granted: 1957-07-09
•
Expires: 1974-12-23
Abstract
No abstract record available.
Inventors
- 👤 John F Carney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:59
CPC Classifications
B; B27; B27B; B27B33/00; B27B33/14; B27B33/142; B27B33/144; Y; Y10; Y10T; Y10T83/00; Y10T83/909
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US323602A
Cited
US834251A
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US945599A
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US1231190A
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US1483387A
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US2351112A
Cited
US2564989A
Cited
US2664120A
Cited
US2583243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |