Patent US2696672A successfully refreshed from Google Patents.
US2696672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap-acting protective cover for the ends of telescopic sights
Assignee: Individual
•
Filing: 1952-02-16
•
Granted: 1954-12-14
•
Expires: 1972-02-16
Abstract
No abstract record available.
Inventors
- 👤 David R Durfee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:01
CPC Classifications
F; F41; F41G; F41G1/00; F41G1/38; F41G1/383
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE319977C
Cited
US1448086A
Cited
US1710109A
Cited
US2359297A
Cited
GB603388A
Cited
US2534061A
Cited
US2522897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-13 | 1958-06-14 | 1958-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-13 | 1962-06-14 | 1962-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-13 | 1966-06-14 | 1966-12-14 | $7700.00 | Window Closed / Lapsed |