US2746545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for trimming sheet material
Assignee: Individual
•
Filing: 1951-02-19
•
Granted: 1956-05-22
•
Expires: 1971-02-19
Abstract
No abstract record available.
Inventors
- 👤 George H Chamberlain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:34
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/20; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/20; B26D1/205; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7755; Y10T83/7763; Y10T83/7784; Y10T83/7863
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1161774A
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US1434475A
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US1612390A
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US2223342A
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US2460205A
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US2327223A
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US2386652A
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US2459101A
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US2477295A
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US2626665A
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US2582933A
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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) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |