US3074189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary snow remover
Assignee: Individual
•
Filing: 1960-09-02
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Granted: 1963-01-22
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Expires: 1980-09-02
Abstract
No abstract record available.
Inventors
- 👤 William H Phelps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:56
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A ROTARY SNOW REMOVER COMPRISING: A WHEELED CARRIAGE; A SNOW REMOVER CASING SUPPORTED ON AND EXTENDING FORWARDLY FROM SAID CARRIAGE, SAID CASING HAVING AN OPEN FRONT AND A CONTINUOUS TRANSVERSE WALL EXTENDING FROM THE EXTREME BASE OF THE CASING TO THE TOP OF THE CASING AT THE REAR, SAID WALL BEING ARCUATE AROUND THE LOWER REAR QUADRANT; A PAIR OF SIDE PANELS, AT LEAST ONE OF WHICH HAS A CENTRAL OPENING THEREIN, TO FREELY ADMIT SECONDARY AIR TO THE INTERIOR OF THE CASING AN INTEGRAL DISCHARGE HOOD EXTENDING ACROSS THE ENTIRE WIDTH OF THE CASING, SAID HOOD HAVING A REAR WALL EXTENDING UPWARDLY AND FORWARDLY FROM SAID TRANSVERSE WALL; A FRONT WALL SUBSTANTIALLY PARALLEL TO SAID REAR WALL, AND GENERALLY PARALLEL SIDE WALLS PROVIDING A SUBSTANTIALLY UNOBSTRUCTED DISCHARGE OPENING
Claim 2
Dependent Claim
129 words
A ROTARY SNOW REMOVER COMPRISING: A WHEELED CARRIAGE; A SNOW REMOVER CASING SUPPORTED ON AND EXTENDING FORWARDLY FROM SAID CARRIAGE, SAID CASING HAVING AN OPEN FRONT AND A CONTINUOUS TRANSVERSE WALL EXTENDING FROM THE EXTREME BASE OF THE CASING TO THE TOP OF THE CASING AT THE REAR, SAID WALL BEING ARCUATE AROUND THE LOWER REAR QUADRANT; A PAIR OF SIDE PANELS, AT LEAST ONE OF WHICH HAS A CENTRAL OPENING THEREIN, TO FREELY ADMIT SECONDARY AIR TO THE INTERIOR OF THE CASING AN INTEGRAL DISCHARGE HOOD EXTENDING ACROSS THE ENTIRE WIDTH OF THE CASING, SAID HOOD HAVING A REAR WALL EXTENDING UPWARDLY AND FORWARDLY FROM SAID TRANSVERSE WALL; A FRONT WALL SUBSTANTIALLY PARALLEL TO SAID REAR WALL, AND GENERALLY PARALLEL SIDE WALLS PROVIDING A SUBSTANTIALLY UNOBSTRUCTED DISCHARGE OPENING
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |