US3618157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yard cleaning machine
Assignee: Individual
•
Filing: 1969-12-08
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Granted: 1971-11-09
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Expires: 1989-12-08
Abstract
Abstract A BLOWER APPARATUS FOR MAINTAINING LAWN AND RELATED AREAS WHICH IS CONVERTIBLE TO A VACCUUM APPARATUS BY THE SUBSTITUTION OF A HOSE OR A VACUUM SNOUT FOR A PROTECTIVE COVER AT THE AIR INLET OF THE FAN HOUSING AND BY THE CONNECTION OF A REFUSE COLLECTION BAG OR TRANSFER HOSE AT THE AIR OUTLET OF THE FAN HOUSING, THE FAN OR BLOWER HOUSING BEING ROTATABLE ABOUT THE IMPELLER AXIS SO AS TO LOCATE THE AIR OUTLET IN ANY DESIRED POSITION OF ROTATIVE ADJUSTMENT.
Inventors
- 👤 Charles S Bassin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:10
CPC Classifications
E; E01; E01H; E01H1/00; E01H1/08; E01H1/0809; E01H1/0827; E01H1/0836
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) | 1974-11-08 | 1975-05-10 | 1975-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-08 | 1979-05-10 | 1979-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-08 | 1983-05-10 | 1983-11-09 | $7700.00 | Window Closed / Lapsed |