Patent US3630935A successfully refreshed from Google Patents.
US2645839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slub catcher for use on textile machinery
Assignee: Individual
•
Filing: 1950-12-20
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Granted: 1953-07-21
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Expires: 1970-12-20
Abstract
No abstract record available.
Inventors
- 👤 Shires John Morris
- 👤 Foster Bertram Gwynne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:31
CPC Classifications
B; B65; B65H; B65H63/00; B65H63/06; B65H63/061; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US86973A
Cited
US431188A
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US448622A
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US764363A
Cited
US817775A
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US1826584A
Cited
US2206833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |