US2481083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inertia-operated panning device
Assignee: Individual
•
Filing: 1946-02-15
•
Granted: 1949-09-06
•
Expires: 1966-02-15
Abstract
No abstract record available.
Inventors
- 👤 Thornton W Chew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:47
CPC Classifications
H; H04; H04N; H04N23/00; H04N23/50; H04N23/55; G; G03; G03B; G03B9/00; G03B9/08; G03B9/10; G03B17/00; G03B17/02; G03B17/12; G03B17/17; G03B19/00; G03B19/18; G03B19/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US919324A
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FR630488A
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US1824469A
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US2133882A
Cited
US2176515A
Cited
US2335436A
Cited
US2315406A
Cited
US2402444A
Cited
US2381902A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |