US3398554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Straight bar knitting machines
Assignee: William Cotton Ltd
•
Filing: 1965-11-08
•
Granted: 1968-08-27
•
Expires: 1985-11-08
Abstract
No abstract record available.
Inventors
- 👤 Start Ernest
- 👤 Blood Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:06
CPC Classifications
D; D04; D04B; D04B11/00; D04B11/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB753582A
Cited
US486767A
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FR668620A
Cited
DE632826C
Cited
DE634214C
Cited
US2131331A
Cited
US2307376A
Cited
GB752194A
Cited
US2722117A
Cited
US2923142A
Cited
US3141316A
Cited
US3292395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |