US2912753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-operated razor
Assignee: Individual
•
Filing: 1956-03-12
•
Granted: 1959-11-17
•
Expires: 1976-03-12
Abstract
No abstract record available.
Inventors
- 👤 Robert S Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:21
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/28; B26B19/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2239279A
Cited
US1251925A
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US1262536A
Cited
US1730889A
Cited
US2183442A
Cited
US2238148A
Cited
US2233349A
Cited
US2362666A
Cited
US2638310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |