Patent US2465071A successfully refreshed from Google Patents.
US2465071A
Expired / Lapsed
US
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Motor-driven letoff for looms
Assignee: Crompton and Knowles Corp
•
Filing: 1946-07-26
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Granted: 1949-03-22
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Expires: 1966-07-26
Abstract
No abstract record available.
Inventors
- 👤 Raymond F Dion
- 👤 Walter H Wakefield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:12
CPC Classifications
D; D03; D03D; D03D49/00; D03D49/04; D03D49/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US590001A
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US807721A
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US1369457A
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US1655036A
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US2143200A
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US2236086A
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US2227355A
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US2169326A
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US2227356A
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US2248880A
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US2334058A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |