Patent US3175598A successfully refreshed from Google Patents.
US3175598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic tires
Assignee: Pirelli and C SpA
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Filing: 1962-11-29
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Granted: 1965-03-30
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Expires: 1982-11-29
Abstract
No abstract record available.
Inventors
- 👤 Cegnar Arrigo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:17
CPC Classifications
B; B60; B60C; B60C9/00; B60C9/18; B60C9/20; B60C9/2003; B60C9/2006; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10765; Y10T152/10801
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A PNEUMATIC TIRE OF THE TYPE HAVING A CARCASS, A TREAD, AND A BREAKER STRUCTURE, SAID BREAKER STRUCTURE COMPRISING AT LEAST TWO RADIALLY SPACED LAYERS OF WIRES PARALLEL TO ONE ANOTHER IN EACH LAYER AND DIRECTED ALONG AT LEAST TWO DIRECTIONS INCLINED WITH RESPECT TO THE MID-CIRCUMFERENTIAL PLANE OF THE TIRE, SAID MID-CIRCUMFERENTIAL PLANE PASSING THROUGH THE LONGITUDINAL CENTER OF EACH OF SAID LAYERS, THE IMPROVEMENT WHEREIN THE RADIALLY OUTERMOST OF SAID LAYERS IS OF A WIDTH LESS THAN 1/2 BUT MORE THAN 1/4 OF THE WIDTH OF THE IMMEDIATELY UNDERLYING LAYER, AND SAID WIRES OF SAID OUTERMOST LAYER BEING INCLINED, RELATIVE TO SAID MID-CIRCUMFERENTIAL PLANE, IN A DIRECTION OPPOSITE TO THE WIRES OF SAID IMMEDIATELY UNDERLYING LAYER.
Claim 2
Dependent Claim
118 words
A PNEUMATIC TIRE OF THE TYPE HAVING A CARCASS, A TREAD, AND A BREAKER STRUCTURE, SAID BREAKER STRUCTURE COMPRISING AT LEAST TWO RADIALLY SPACED LAYERS OF WIRES PARALLEL TO ONE ANOTHER IN EACH LAYER AND DIRECTED ALONG AT LEAST TWO DIRECTIONS INCLINED WITH RESPECT TO THE MID-CIRCUMFERENTIAL PLANE OF THE TIRE, SAID MID-CIRCUMFERENTIAL PLANE PASSING THROUGH THE LONGITUDINAL CENTER OF EACH OF SAID LAYERS, THE IMPROVEMENT WHEREIN THE RADIALLY OUTERMOST OF SAID LAYERS IS OF A WIDTH LESS THAN 1/2 BUT MORE THAN 1/4 OF THE WIDTH OF THE IMMEDIATELY UNDERLYING LAYER, AND SAID WIRES OF SAID OUTERMOST LAYER BEING INCLINED, RELATIVE TO SAID MID-CIRCUMFERENTIAL PLANE, IN A DIRECTION OPPOSITE TO THE WIRES OF SAID IMMEDIATELY UNDERLYING LAYER.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |