Patent US2941296A successfully refreshed from Google Patents.
US2941296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Archery sight
Assignee: Individual
•
Filing: 1957-05-13
•
Granted: 1960-06-21
•
Expires: 1977-05-13
Abstract
No abstract record available.
Inventors
- 👤 Clarence J Grandt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:35
CPC Classifications
F; F41; F41G; F41G1/00; F41G1/46; F41G1/467
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US506259A
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US564187A
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DE330267C
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GB191322779A
Cited
US1295932A
Cited
US2060373A
Cited
US2351103A
Cited
US2600250A
Cited
US2667692A
Cited
US2767472A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |