US2871647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lawn mower wheel
Assignee: CLEMSON BROS Inc
•
Filing: 1956-06-06
•
Granted: 1959-02-03
•
Expires: 1976-06-06
Abstract
No abstract record available.
Inventors
- 👤 William A Schrade
- 👤 Richard D Clemson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:05
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D34/46; A01D34/47; A01D34/475; A01D2101/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US820789A
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US1653331A
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US1499809A
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US2199144A
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US2338735A
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US2513309A
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US2432621A
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US2513310A
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US2509949A
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US2669485A
Cited
US2764034A
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 |