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Patent US2575369A successfully refreshed from Google Patents.
US2575369A
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US
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Tractor mounted reciprocating mower
Assignee: Individual
•
Filing: 1948-12-29
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Granted: 1951-11-20
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Expires: 1968-12-29
Abstract
No abstract record available.
Inventors
- 👤 Walter E Thornton-Trump
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:57
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/02; A01D34/03; A01D34/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US957660A
Cited
US1109916A
Cited
US1202084A
Cited
US1559429A
Cited
US2120671A
Cited
US2263886A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |