US1830876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting-off machine
Assignee: Ainsworth Manufacturing Corp
•
Filing: 1930-04-17
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Granted: 1931-11-10
•
Expires: 1950-04-17
Abstract
No abstract record available.
Inventors
- 👤 John G Kay
- 👤 Louis C Scheuring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:43
CPC Classifications
B; B23; B23D; B23D25/00; B23D25/02; B23D25/04; Y; Y10; Y10T; Y10T83/00; Y10T83/081; Y10T83/088; Y10T83/202; Y10T83/2092; Y10T83/2198; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/4812
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) | 1934-11-09 | 1935-05-11 | 1935-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-09 | 1939-05-11 | 1939-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-09 | 1943-05-11 | 1943-11-10 | $7700.00 | Window Closed / Lapsed |