US3512377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Patterning mechanism for circular knitting machines
Assignee: Wildt Mellor Bromley Ltd
•
Filing: 1968-07-26
•
Granted: 1970-05-19
•
Expires: 1988-07-26
Abstract
No abstract record available.
Inventors
- 👤 Albert H Widdowson
- 👤 Ernest L Farmer
- 👤 Sidney C Savage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:57
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/66; D04B15/68; D04B15/82; D04B15/84
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1722989A
Cited
US3262285A
Cited
US3283540A
Cited
US3229482A
Cited
GB1005522A
Cited
FR1449339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |