Patent US1621490A successfully refreshed from Google Patents.
US1621490A
Expired / Lapsed
US
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Clamping device
Assignee: Individual
•
Filing: 1925-12-10
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Granted: 1927-03-22
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Expires: 1945-12-10
Abstract
No abstract record available.
Inventors
- 👤 Bovey Thomas
- 👤 Sidney J V Bovey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:55
CPC Classifications
B; B65; B65D; B65D63/00; B65D63/02; B65D63/06; F; F16; F16L; F16L33/00; F16L33/02; F16L33/04; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1441; Y10T24/1443; Y10T24/1445
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) | 1930-03-21 | 1930-09-20 | 1931-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-03-21 | 1934-09-20 | 1935-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-03-21 | 1938-09-20 | 1939-03-22 | $7700.00 | Window Closed / Lapsed |