Patent US1400801A successfully refreshed from Google Patents.
US1400801A
Expired / Lapsed
US
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Pneumatic and hydraulic clamp
Assignee: Individual
•
Filing: 1919-11-01
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Granted: 1921-12-20
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Expires: 1939-11-01
Abstract
No abstract record available.
Inventors
- 👤 Benjamin P Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:58
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/061; Y; Y10; Y10S; Y10S409/00; Y10S409/903; Y10T; Y10T409/00; Y10T409/30; Y10T409/309576; Y10T409/309912
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) | 1924-12-19 | 1925-06-20 | 1925-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-12-19 | 1929-06-20 | 1929-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-12-19 | 1933-06-20 | 1933-12-20 | $7700.00 | Window Closed / Lapsed |