Patent US2184461A successfully refreshed from Google Patents.
US2184461A
Expired / Lapsed
US
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Chain saw construction
Assignee: Individual
•
Filing: 1937-10-04
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Granted: 1939-12-26
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Expires: 1957-10-04
Abstract
No abstract record available.
Inventors
- 👤 Mall Arthur William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:49
CPC Classifications
B; B27; B27B; B27B17/00; B27B17/0091; B27B17/08; B27B17/086; B27B17/10; B27B17/12; B27B17/14; B27B33/00; B27B33/14; B27B33/142; B27B33/145; Y; Y10; Y10T; Y10T83/00; Y10T83/263; Y10T83/909; Y10T83/917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-12-25 | 1943-06-26 | 1943-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-25 | 1947-06-26 | 1947-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-25 | 1951-06-26 | 1951-12-26 | $7700.00 | Window Closed / Lapsed |