Patent US3797478A successfully refreshed from Google Patents.
US2437264A
Expired / Lapsed
US
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Magazine spinning gun for the production of filaments and fabrics
Assignee: Individual
•
Filing: 1944-09-18
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Granted: 1948-03-09
•
Expires: 1964-09-18
Abstract
No abstract record available.
Inventors
- 👤 Fred W Manning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:32
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/08; D04; D04H; D04H3/00; D04H3/08; D04H3/16; Y; Y10; Y10S; Y10S264/00; Y10S264/75
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2116942A
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US2173789A
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US2168027A
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US2253089A
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US2290929A
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US2357392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-09 | 1951-09-08 | 1952-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-09 | 1955-09-08 | 1956-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-09 | 1959-09-08 | 1960-03-09 | $7700.00 | Window Closed / Lapsed |