US2400527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slitting machine
Assignee: Rock Hill Printing and Finishing Co
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Filing: 1943-12-13
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Granted: 1946-05-21
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Expires: 1963-12-13
Abstract
No abstract record available.
Inventors
- 👤 John A Aycock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:27
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/04; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/4801; Y10T83/768; Y10T83/7755; Y10T83/7793; Y10T83/7797; Y10T83/7809; Y10T83/7847; Y10T83/7851; Y10T83/869; Y10T83/8745; Y10T83/8746; Y10T83/929; Y10T83/9309; Y10T83/9312
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-05-20 | 1949-11-19 | 1950-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-05-20 | 1953-11-19 | 1954-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-05-20 | 1957-11-19 | 1958-05-21 | $7700.00 | Window Closed / Lapsed |