Patent US3402869A successfully refreshed from Google Patents.
US3402869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable c-clamp press
Assignee: Gang Nail Systems Inc
•
Filing: 1967-08-07
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Granted: 1968-09-24
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Expires: 1987-08-07
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Otis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:16
CPC Classifications
B; B27; B27F; B27F7/00; B27F7/15; B27F7/155; Y; Y10; Y10S; Y10S100/00; Y10S100/913
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3068484A
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US3207406A
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US3213605A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |