US2297927A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tripod, particularly applicable to photographic cameras
Assignee: FOLMER GRAFLEX Corp
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Filing: 1941-01-27
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Granted: 1942-10-06
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Expires: 1961-01-27
Abstract
No abstract record available.
Inventors
- 👤 Vernon E Whitman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:19
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/26; F16M11/32; F16M11/36; F16M11/02; F16M11/04; F16M11/043; F16M11/046; F16M2200/00; F16M2200/02; F16M2200/025; F16M2200/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-10-05 | 1946-04-06 | 1946-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-10-05 | 1950-04-06 | 1950-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-10-05 | 1954-04-06 | 1954-10-06 | $7700.00 | Window Closed / Lapsed |