Patent US6231587B1 successfully refreshed from Google Patents.
US3419012A
Expired / Lapsed
US
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Clamping device
Assignee: Individual
•
Filing: 1967-04-12
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Granted: 1968-12-31
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Expires: 1987-04-12
Abstract
No abstract record available.
Inventors
- 👤 Glenn G Stoddard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:20
CPC Classifications
B; B42; B42F; B42F9/00; B42F9/001; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/202; Y10T24/203; Y10T24/205; Y10T24/206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US396505A
Cited
CA536645A
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US704119A
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US725926A
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US2164496A
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US2134177A
Cited
US3122802A
Cited
US3215452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |