Patent US2671256A successfully refreshed from Google Patents.
US2671256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clothes clamp
Assignee: Individual
•
Filing: 1950-12-29
•
Granted: 1954-03-09
•
Expires: 1970-12-29
Abstract
No abstract record available.
Inventors
- 👤 Carl P Duke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:11
CPC Classifications
A; A47; A47C; A47C21/00; A47C21/02; A47C21/022; A41; A41F; A41F1/00; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3427; Y10T24/346; Y10T24/3465; Y10T24/46; Y10T24/4604; Y10T24/463; Y10T24/468; Y10T24/4682; Y10T24/4686
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US106315A
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US160661A
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US458344A
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US694670A
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US701991A
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US731138A
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US1081852A
Cited
US1512539A
Cited
US1617431A
Cited
US2013275A
Cited
US2567792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |