US3492836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knitting machines
Assignee: William Cotton Ltd
•
Filing: 1965-08-20
•
Granted: 1970-02-03
•
Expires: 1985-08-20
Abstract
No abstract record available.
Inventors
- 👤 Raymond Blood
- 👤 William Bentley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:49
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/66; D04B15/68; D04B15/78; D04B11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1571765A
Cited
GB406181A
Cited
US2075139A
Cited
US2157989A
Cited
GB883432A
Cited
US3248901A
Cited
US3262285A
Cited
US3292395A
Cited
US3318110A
Cited
US3370443A
Cited
US3398554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |