US2530790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knitting machine
Assignee: Mellor Bromley and Co Ltd
•
Filing: 1948-05-06
•
Granted: 1950-11-21
•
Expires: 1968-05-06
Abstract
No abstract record available.
Inventors
- 👤 Shortland Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:08
CPC Classifications
D; D04; D04B; D04B11/00; D04B11/18; D04B11/20; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2162982A
Cited
US2367972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |