US2602477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for cutting transverse slots across strips of material
Assignee: Individual
•
Filing: 1949-08-01
•
Granted: 1952-07-08
•
Expires: 1969-08-01
Abstract
No abstract record available.
Inventors
- 👤 August A Kniff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:57
CPC Classifications
B; B27; B27C; B27C5/00; A; A63; A63H; A63H19/00; A63H19/30; A63H19/32; B27F; B27F5/00; B27F5/02; B27H; B27H3/00; B27H3/04; Y; Y10; Y10T; Y10T83/00; Y10T83/02; Y10T83/0304; Y10T83/647; Y10T83/664; Y10T83/727; Y10T83/739
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |