US2665540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lawn edge trimmer
Assignee: Individual
•
Filing: 1950-05-31
•
Granted: 1954-01-12
•
Expires: 1970-05-31
Abstract
No abstract record available.
Inventors
- 👤 Andrew T Dudley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:12
CPC Classifications
A; A01; A01G; A01G3/00; A01G3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US223505A
Cited
US536497A
Cited
US856940A
Cited
US1169002A
Cited
US1912893A
Cited
US1970827A
Cited
US2512132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |