Patent US3289794A successfully refreshed from Google Patents.
US3289794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel chock
Assignee: Individual
•
Filing: 1965-11-03
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Granted: 1966-12-06
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Expires: 1985-11-03
Abstract
No abstract record available.
Inventors
- 👤 Ray P Miles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:32
CPC Classifications
B; B60; B60T; B60T3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A WHEEL CHOCK ADAPTED TO BE USED ON EITHER OF TWO BOTTOM SIDES COMPRISING WHEEL ENGAGEABLE MEANS, A PAIR OF SIDE WALL MEANS, INTERMEDIATE REINFORCING WALL MEANS, A PAIR OF BOTTOM WALL MEANS FORMING A JUNCTURE AT AN ANGLE TO EACH OTHER, SAID WHEEL ENGAGEABLE MEANS HAVING A CURVED SURFACE AND A PLURALITY OF OPENINGS FORMED BY THE TERMINATION OF SAID SIDE AND INTERMEDIATE WALL, SAID WHEEL ENGAGEABLE MEANS FORMING A TAPERED JUNCTURE WITH EACH OF SAID BOTTOM WALL MEANS, WHEEL INTRODUCING MEANS DISPOSED AT EACH TAPERED JUNCTURE WHEREBY A WHEEL INITIALLY MOVING ONTO SAID CHOCK APPLIES ITS LOAD SUBSTANTIALLY VERTICALLY TO SAID WHEEL INTRODUCING MEANS THEREBY PREVENTING MOVEMENT OF SAID CHOCK, AND ONE OF SAID BOTTOM WALLS CONTAINING CALK MEANS ADJACENT SAID JUNCTURE.
Claim 2
Dependent Claim
124 words
A WHEEL CHOCK ADAPTED TO BE USED ON EITHER OF TWO BOTTOM SIDES COMPRISING WHEEL ENGAGEABLE MEANS, A PAIR OF SIDE WALL MEANS, INTERMEDIATE REINFORCING WALL MEANS, A PAIR OF BOTTOM WALL MEANS FORMING A JUNCTURE AT AN ANGLE TO EACH OTHER, SAID WHEEL ENGAGEABLE MEANS HAVING A CURVED SURFACE AND A PLURALITY OF OPENINGS FORMED BY THE TERMINATION OF SAID SIDE AND INTERMEDIATE WALL, SAID WHEEL ENGAGEABLE MEANS FORMING A TAPERED JUNCTURE WITH EACH OF SAID BOTTOM WALL MEANS, WHEEL INTRODUCING MEANS DISPOSED AT EACH TAPERED JUNCTURE WHEREBY A WHEEL INITIALLY MOVING ONTO SAID CHOCK APPLIES ITS LOAD SUBSTANTIALLY VERTICALLY TO SAID WHEEL INTRODUCING MEANS THEREBY PREVENTING MOVEMENT OF SAID CHOCK, AND ONE OF SAID BOTTOM WALLS CONTAINING CALK MEANS ADJACENT SAID JUNCTURE.
References Cited (Backward Citations)
US2862579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |