US2991556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bow and arrow sight
Assignee: Individual
•
Filing: 1959-04-29
•
Granted: 1961-07-11
•
Expires: 1979-04-29
Abstract
No abstract record available.
Inventors
- 👤 Andrew J Wilchek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:21
CPC Classifications
F; F41; F41G; F41G1/00; F41G1/46; F41G1/467
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA505897A
Cited
US893881A
Cited
US1961517A
Cited
US2627113A
Cited
US2654152A
Cited
US2767472A
Cited
US2941296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |