US1577620A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary cutter
Assignee: —
•
Filing: —
•
Granted: 1926-03-23
•
Expires: 1943-03-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:23
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/38; B29D30/46; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2066; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/4824; Y10T83/4827; Y10T83/483; Y10T83/4838
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) | 1929-03-22 | 1929-09-21 | 1930-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-03-22 | 1933-09-21 | 1934-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-03-22 | 1937-09-21 | 1938-03-23 | $7700.00 | Window Closed / Lapsed |