US2872222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mower reel sharpening and actuating means
Assignee: Individual
•
Filing: 1953-03-09
•
Granted: 1959-02-03
•
Expires: 1973-03-09
Abstract
No abstract record available.
Inventors
- 👤 Rudolph A Gohlke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:38
CPC Classifications
A; A01; A01D; A01D75/00; A01D75/08; B; B24; B24B; B24B3/00; B24B3/36; B24B3/42; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17564
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1427798A
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US1797296A
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US1592942A
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US1582445A
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US1702511A
Cited
US1989083A
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US2190005A
Cited
US2515183A
Cited
DE800181C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |