Patent US2652220A successfully refreshed from Google Patents.
US2652220A
Expired / Lapsed
US
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Camera support means for photographic tripods
Assignee: Individual
•
Filing: 1951-05-29
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Granted: 1953-09-15
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Expires: 1971-05-29
Abstract
No abstract record available.
Inventors
- 👤 Helmut E B Nocht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:12
CPC Classifications
F; F16; F16M; F16M13/00; F16M11/00; F16M11/02; F16M11/04; F16M11/043; F16M11/046; F16M11/06; F16M11/12; F16M11/14; F16M11/20; F16M11/2007; F16M11/2035; F16M11/2078; F16M11/2092
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |