US1260702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatically-operated chain saw.
Assignee: Individual
•
Filing: 1917-08-21
•
Granted: 1918-03-26
•
Expires: 1937-08-21
Abstract
No abstract record available.
Inventors
- 👤 Charles J Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:50
CPC Classifications
B; B27; B27B; B27B17/00; B27B17/02; B27B17/04; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/909; Y10T83/913
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) | 1921-03-25 | 1921-09-24 | 1922-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-03-25 | 1925-09-24 | 1926-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-03-25 | 1929-09-24 | 1930-03-26 | $7700.00 | Window Closed / Lapsed |