US2255812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material trimming and cutting device
Assignee: Individual
•
Filing: 1940-11-14
•
Granted: 1941-09-16
•
Expires: 1960-11-14
Abstract
No abstract record available.
Inventors
- 👤 Ruth B Rickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:51
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/10; B26D1/00; B26D1/01; B26D1/12; B26D1/25; B26D1/26; B26D1/30; B26D1/305; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2033; Y10T83/2037; Y10T83/748; Y10T83/869; Y10T83/8798; Y10T83/8812; Y10T83/8817
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) | 1944-09-15 | 1945-03-17 | 1945-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-09-15 | 1949-03-17 | 1949-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-09-15 | 1953-03-17 | 1953-09-16 | $7700.00 | Window Closed / Lapsed |