Patent US2840125A successfully refreshed from Google Patents.
US2840125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable power saw having oppositely reciprocating blades
Assignee: JOHN E KIRKSEY
•
Filing: 1955-05-10
•
Granted: 1958-06-24
•
Expires: 1975-05-10
Abstract
No abstract record available.
Inventors
- 👤 Charles E Kirksey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:10
CPC Classifications
B; B23; B23D; B23D59/00; B23D59/04; B23D49/00; B23D49/003; B23D49/006; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/215; Y10T83/263; Y10T83/687; Y10T83/6895; Y10T83/929; Y10T83/9411; Y10T83/9447
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US139426A
Cited
US853255A
Cited
US836048A
Cited
US829158A
Cited
US869182A
Cited
US1491134A
Cited
US1537980A
Cited
US1690803A
Cited
US1676071A
Cited
US1726863A
Cited
US2064676A
Cited
US2152183A
Cited
US2284693A
Cited
US2573573A
Cited
US2598480A
Cited
US2594997A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-23 | 1961-12-23 | 1962-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-23 | 1965-12-23 | 1966-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-23 | 1969-12-23 | 1970-06-24 | $7700.00 | Window Closed / Lapsed |