US3451230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flat twin bed knitting machines
Assignee: MONK SUTTON IN ASHFIELD Ltd SA
•
Filing: 1967-03-06
•
Granted: 1969-06-24
•
Expires: 1987-03-06
Abstract
No abstract record available.
Inventors
- 👤 Brian Arthur Monk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:38
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/66; D04B15/68; D04B15/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US510935A
Cited
US1835518A
Cited
US1802394A
Cited
US1809063A
Cited
GB958074A
Cited
US3159014A
Cited
US3318110A
Cited
US3375681A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |