US2820495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jaw faces for woodworking clamps
Assignee: Individual
•
Filing: 1954-09-14
•
Granted: 1958-01-21
•
Expires: 1974-09-14
Abstract
No abstract record available.
Inventors
- 👤 Wetzler Hedwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:13
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/16; B25B5/163
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US307453A
Cited
US1086574A
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US687836A
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US1781997A
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US1866426A
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US2189277A
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US2519107A
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CH285878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-20 | 1961-07-22 | 1962-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-20 | 1965-07-22 | 1966-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-20 | 1969-07-22 | 1970-01-21 | $7700.00 | Window Closed / Lapsed |