US2658638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wood gathering apparatus
Assignee: Hercules Powder Co
•
Filing: 1949-02-18
•
Granted: 1953-11-10
•
Expires: 1969-02-18
Abstract
No abstract record available.
Inventors
- 👤 Jarvis G Sartin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:23
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/16; E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/34; E02F3/352
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1449733A
Cited
US2055291A
Cited
US2099604A
Cited
US2220267A
Cited
US2244857A
Cited
US2276483A
Cited
US2352466A
Cited
US2397045A
Cited
US2413097A
Cited
US2418251A
Cited
US2437007A
Cited
US2428694A
Cited
US2479841A
Cited
US2471364A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |