US2881817A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quiver
Assignee: Individual
•
Filing: 1956-09-21
•
Granted: 1959-04-14
•
Expires: 1976-09-21
Abstract
No abstract record available.
Inventors
- 👤 Benjamin W Brion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:50
CPC Classifications
F; F41; F41B; F41B5/00; F41B5/06; F41B5/063; Y; Y10; Y10S; Y10S224/00; Y10S224/916
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2280003A
Cited
US2464068A
Cited
US2575126A
Cited
US2587155A
Cited
US2722958A
Cited
US2768669A
Cited
US2771620A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |