US2584262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary cutter
Assignee: Individual
•
Filing: 1949-11-15
•
Granted: 1952-02-05
•
Expires: 1969-11-15
Abstract
No abstract record available.
Inventors
- 👤 Sr Boyd E De Lamater
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:19
CPC Classifications
A; A01; A01F; A01F29/00; A01F29/02; A01F29/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US135370A
Cited
US570828A
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US578250A
Cited
US692601A
Cited
US747905A
Cited
US851321A
Cited
US1061401A
Cited
FR804117A
Cited
US2250651A
Cited
GB546680A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |