US2839097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain saw attachment for portable circular saw
Assignee: CHARLES J VAGIM
•
Filing: 1956-05-07
•
Granted: 1958-06-17
•
Expires: 1976-05-07
Abstract
No abstract record available.
Inventors
- 👤 James O Siria
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:11
CPC Classifications
B; B27; B27B; B27B17/00; B27B17/0083; B27B17/0016; B27B17/14; B27C; B27C9/00; B27C9/005
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1618341A
Cited
US2348588A
Cited
US2520875A
Cited
US2435192A
Cited
US2578097A
Cited
US2612915A
Cited
US2755826A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |