US3563014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination lawnmower and leaf rake
Assignee: Individual
•
Filing: 1967-02-20
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Granted: 1971-02-16
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Expires: 1987-02-20
Abstract
Abstract A ROTARY LAWNMOWER AND LEAF RAKE INCLUDING A WHEELED HOUSING HAVING A CHANNEL-SHAPED LINER THEREIN, A CUTTING BLADE MEANS ROTATABLY MOUNTED IN THE LINER AND A COLLECTION BAG STRUCTURE DETACHABLY SECURED TO THE HOUSING.
Inventors
- 👤 Ralph W Krewson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:11
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D2101/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |