US2761489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacture of a pneumatic tire
Assignee: Aerojet Rocketdyne Holdings Inc
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Filing: 1953-03-06
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Granted: 1956-09-04
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Expires: 1973-03-06
Abstract
No abstract record available.
Inventors
- 👤 Herman T Kraft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:30
CPC Classifications
B; B60; B60C; B60C13/00; B60C13/04; B60C13/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A PROCESS OF MANUFACTURING A TIRE WITH A SIDEWALL PORTION HAVING CONCENTRIC RIBS AND GROOVES OF CONTRASTING COLORS COMPRISING THE STEPS OF MOLDING AND CURING A TIRE WITH A CONCENTRICALLY GROOVED AND RIBBED SIDEWALL IN THE ELASTIC STAGE, REMOVING SAID CURED TIRED FROM THE MOLD AND AFFIXING A RELATIVELY THIN SHEET OF UNCURED PIGMENTED RUBBER TO THE SIDEWALL FACE THEREOF, PLACING SAID CURED TIREWITH THE SHEET OF UNCURED RUBBER AFFIXED THERETO IN A MATRIX WHICH FORCES SAID SHEET AGAINST SAID GROOVES AND RIBS, CURING SAID SHEET IN SAID MATRIX AGAINST SAID TIRE CARCASS, REMOVING THE TIRE FROM THE MATRIX, AND BUFFING THE SHEET FROM THE RIB FACES.
Claim 2
Dependent Claim
107 words
A PROCESS OF MANUFACTURING A TIRE WITH A SIDEWALL PORTION HAVING CONCENTRIC RIBS AND GROOVES OF CONTRASTING COLORS COMPRISING THE STEPS OF MOLDING AND CURING A TIRE WITH A CONCENTRICALLY GROOVED AND RIBBED SIDEWALL IN THE ELASTIC STAGE, REMOVING SAID CURED TIRED FROM THE MOLD AND AFFIXING A RELATIVELY THIN SHEET OF UNCURED PIGMENTED RUBBER TO THE SIDEWALL FACE THEREOF, PLACING SAID CURED TIREWITH THE SHEET OF UNCURED RUBBER AFFIXED THERETO IN A MATRIX WHICH FORCES SAID SHEET AGAINST SAID GROOVES AND RIBS, CURING SAID SHEET IN SAID MATRIX AGAINST SAID TIRE CARCASS, REMOVING THE TIRE FROM THE MATRIX, AND BUFFING THE SHEET FROM THE RIB FACES.
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) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |