US2844181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tires
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1953-06-17
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Granted: 1958-07-22
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Expires: 1973-06-17
Abstract
No abstract record available.
Inventors
- 👤 Mart B Riggs
- 👤 Robert B Knill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:31
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/12; F23N5/126; B; B29; B29D; B29D30/00; B29D30/06; B29D30/38; B29D30/40; B60; B60C; B60C19/00; B60C19/12; B60C29/00; B60C29/007; B60C5/00; B60C5/12; B60C5/14; B60C9/00; B60C9/0042; B60C9/02; B60C9/04; B60C9/06; C; C09; C09J; C09J123/00; C09J123/02; C09J123/18; C09J123/20; C09J123/22; D; D02; D02G; D02G3/00; D02G3/44; D02G3/48; F23N5/10; F23N5/105; B60C2019/008; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
208 words
A PNEUMATIC TIRE SUITABLE FOR USE WITHOUT AN INNER TUBE, SAID TIRE COMPRISING AN OPEN BELLIED HOLLOW ANNULAR BODY TERMINATING ING SPACED APART BEAD PORTIONS, SAID BODY CONTAINING A PLURALITY OF PLIES OF VULCANIZABLE RUBBERY COMPOSITION REINFORCED WITH CORDS COMPOSED OF A PLURALITY OF SYNTHETIC CONTINUOUS FILAMENTS WHICH FORM INTERSTICES IN EACH CORD LOCATED BETWEEN ADJOINING AND CONTACTING FILAMENTS, SAID FILAMENTS BEING TWISTED TOGETHER TO FORM SAID CORDS, SAID FILAMENTS AND THE INTERSTICES FORMED THEREBY MOVING IN AN IN-AND-OUT PATH ALONG SAID CORDS ALTERNATELY FROM THE INTERIOR OF EACH CORD TO THE OUTER CIRCUMFERENTIAL REGION OF EACH CORD, SAID INTERSTICS WHEN POSITIONED IN SAID OUTER CIRCUMFERENTIAL REGION BEING FILLED WITH AN IMPREGNANT DEPOSITED IN SAID CORDS PRIOR TO THE REINFORCEMENT OF THE RUBBERY COMPOSITION BY SAID CORDS, SAID IMPREGNANT PROVIDING A PLURALITY OF INTERRUPTIONS IN SAID INTERSTICES WHICH PREVENT THE MOVEMENT OF PRESSURIZED AIR ALONG THE PATH OF SAIOD INTERSTICES, AND AN INNER LINER FOR SAID TIRE EXTENDING SUBSTANTIALLY FROM BEAD PORTION TO BEAD PORTION AND ADHERING TO THE INNER FACE OF SAID TIRE, SAID LINER BEING FROM 0.010 TO 0.125 INCH THICK AND COMPRISING AT LEAST ONE RUBBER-LIKE MATERIAL SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, RECLAIM RUBBER, AND THE ELASTOMERIC COPOLYMERS OF BUTADIENE AND STYRENE.
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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) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |