Patent US2605199A successfully refreshed from Google Patents.
US2605199A
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Method of producing skid-resistant treads for pneumatic tires
Assignee: Paul E Hawkinson Co
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Filing: 1949-11-16
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Granted: 1952-07-29
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Expires: 1969-11-16
Abstract
No abstract record available.
Inventors
- 👤 Paul E Hawkinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:41
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/52; B29D30/66; B29D2030/662
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
THE METHOD OF PRODUCING A SKID-RESISTANT TREAD FOR A PNEUMATIC TIRE WHICH COMPRISES, ATTACHING AN ENDLESS STRIP OF RUBBER-LIKE MATERIAL TO THE WORN PERIPHERAL SURFACE OF SAID TIRE TO PROVIDE A ROAD ENGAGING SURFACE, PARTIALLY IMBEDDING AN ENDLESS COIL OF WIRE IN SAID TREAD STRIP TO PROJECT RADIALLY THEREFROM DURING VULCANIZATION THEREOF, AND THEREAFTER CUTTING AWAY THE RADIALLY PROJECTING PORTION OF EACH CONVOLUTION OF THE WIRE COIL EXTENDING OUTWARDLY FROM THE NORMAL ROAD ENGAGING SURFACE OF SAID STRIP, WHEREBY TO PROVIDE A ROAD-ENGAGING SURFACE HAVING TWO ROWS OF CIRCUMFERENTIALLY AND LATERALLY SPACED ROAD GRIPPING ELEMENTS ARRANGED FLUSH WITH SAID ROAD ENGAGING SURFACE.
Claim 2
Independent Claim
102 words
THE METHOD OF PRODUCING A SKID-RESISTANT TREAD FOR A PNEUMATIC TIRE WHICH COMPRISES, ATTACHING AN ENDLESS STRIP OF RUBBER-LIKE MATERIAL TO THE WORN PERIPHERAL SURFACE OF SAID TIRE TO PROVIDE A ROAD ENGAGING SURFACE, PARTIALLY IMBEDDING AN ENDLESS COIL OF WIRE IN SAID TREAD STRIP TO PROJECT RADIALLY THEREFROM DURING VULCANIZATION THEREOF, AND THEREAFTER CUTTING AWAY THE RADIALLY PROJECTING PORTION OF EACH CONVOLUTION OF THE WIRE COIL EXTENDING OUTWARDLY FROM THE NORMAL ROAD ENGAGING SURFACE OF SAID STRIP, WHEREBY TO PROVIDE A ROAD-ENGAGING SURFACE HAVING TWO ROWS OF CIRCUMFERENTIALLY AND LATERALLY SPACED ROAD GRIPPING ELEMENTS ARRANGED FLUSH WITH SAID ROAD ENGAGING SURFACE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |