US2688833A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor attached mower of the rotary cutter type
Assignee: Agrenco Engineering & Manufacturing Co
•
Filing: 1950-08-28
•
Granted: 1954-09-14
•
Expires: 1970-08-28
Abstract
No abstract record available.
Inventors
- 👤 Herbert F Weiss
- 👤 Paul W Carl
- 👤 Lawrence E Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:19
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/64; A01D34/66; A01D34/661; Y; Y10; Y10S; Y10S56/00; Y10S56/10
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) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |