US3179145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circular metal tire coverings
Assignee: Individual
•
Filing: 1964-07-16
•
Granted: 1965-04-20
•
Expires: 1984-07-16
Abstract
No abstract record available.
Inventors
- 👤 Jacob J Weier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:33
CPC Classifications
B; B60; B60B; B60B15/00; B60B15/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A DEVICE FOR IMPROVING THE TRACTION OF A MOTOR VEHICLE DRIVING WHEEL HAVING A RUBBER TIRE THEREON, SAID RUBBER TIRE HAVING A CIRCUMFERENTIAL TREAD, SAID TRACTION DEVICE COMPRISING A PLURALITY OF SUBSTANTIALLY IDENTICAL, DETACHABLE, CIRCULAR METAL CHANNEL SECTIONS, TRANSVERSELY ELLIPSOIDAL-SHAPED, SAID CHANNEL SECTIONS HAVING A RIBBED CONCAVE SURFACE FORMED BY INWARDLY AND CIRCUMFERENTIALLY EXTENDING PORTIONS, AND EACH SECTION HAVING CORRESPONDINGLY SHAPED LUGS SECURED TO THE SIDE WALL PORTIONS THEREOF AND ADJACENT THE ENDS THEREOF, EACH OF SAID LUGS PROVIDED WITH SUITABLE ATTACHING MEANS, SAID CHANNEL SECTIONS BEING ADAPTED TO BE DRAWN FIRMLY IN CONTACT WITH TREAD OF SAID RUBBER TIRE BY SAID ATTACHING MEANS, EACH OF SAID CHANNEL SECTIONS HAVING A PLURALITY OF SUBSTANTIALLY STRAIGHT, PARALLEL, DIAGONALLY SPACED EXTERIOR METAL CLEATS OF TRAPEZOIDAL VERTICAL CROSS-SECTION INTEGRALLY FORMED TO ITS CONCAVO-CONVEX CURVATURE CIRCUMFERENTIALLY, THE LON-
Claim 2
Independent Claim
134 words
A DEVICE FOR IMPROVING THE TRACTION OF A MOTOR VEHICLE DRIVING WHEEL HAVING A RUBBER TIRE THEREON, SAID RUBBER TIRE HAVING A CIRCUMFERENTIAL TREAD, SAID TRACTION DEVICE COMPRISING A PLURALITY OF SUBSTANTIALLY IDENTICAL, DETACHABLE, CIRCULAR METAL CHANNEL SECTIONS, TRANSVERSELY ELLIPSOIDAL-SHAPED, SAID CHANNEL SECTIONS HAVING A RIBBED CONCAVE SURFACE FORMED BY INWARDLY AND CIRCUMFERENTIALLY EXTENDING PORTIONS, AND EACH SECTION HAVING CORRESPONDINGLY SHAPED LUGS SECURED TO THE SIDE WALL PORTIONS THEREOF AND ADJACENT THE ENDS THEREOF, EACH OF SAID LUGS PROVIDED WITH SUITABLE ATTACHING MEANS, SAID CHANNEL SECTIONS BEING ADAPTED TO BE DRAWN FIRMLY IN CONTACT WITH TREAD OF SAID RUBBER TIRE BY SAID ATTACHING MEANS, EACH OF SAID CHANNEL SECTIONS HAVING A PLURALITY OF SUBSTANTIALLY STRAIGHT, PARALLEL, DIAGONALLY SPACED EXTERIOR METAL CLEATS OF TRAPEZOIDAL VERTICAL CROSS-SECTION INTEGRALLY FORMED TO ITS CONCAVO-CONVEX CURVATURE CIRCUMFERENTIALLY, THE LON-
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |