US2571669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lawn mower reel drive
Assignee: Pioneer Gen E Motor Corp
•
Filing: 1947-11-12
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Granted: 1951-10-16
•
Expires: 1967-11-12
Abstract
No abstract record available.
Inventors
- 👤 Eugene L Boyce
- 👤 Milford D Burrows
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:19
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D34/46; A01D34/47; A01D34/475; F; F16; F16D; F16D7/00; F16D7/04; F16D7/042; F16D7/044; A01D2101/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1779699A
Cited
US1925270A
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US2062593A
Cited
US2088293A
Cited
US2076344A
Cited
US2145083A
Cited
US2291407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |