US3073371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light colored tire sidewall impervious to migratory staining materials
Assignee: Monsanto Chemicals Ltd
•
Filing: 1958-12-22
•
Granted: 1963-01-15
•
Expires: 1978-12-22
Abstract
No abstract record available.
Inventors
- 👤 Harold M Leeper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:38
CPC Classifications
B; B60; B60C; B60C13/00; B60C13/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A TIRE CASING INCLUDING A LIGHT-COLORED SIDEWALL PORTION IN CONTACT WITH A CARCASS PORTION CONTAINING MIGRATORY STAINING MATERIAL AND A RUBBER PERVIOUS TO SAID STAINING MATERIAL, SAID LIGHT-COLORED SIDEWALL PORTION COMPRISING A RUBBERY BLEND OF AT LEAST 5% BY WEIGHT ETHYLENE/VINYL ACETATE INTERPOLYMER OF A VINYL ACETATE CONTENT OF ABOUT 40-55% BY WEIGHT AND HAVING BEEN CURED BY PEROXIDES OR BY OTHER ORGANIC COMPOUNDS CAPABLE OF GENERATING FREE RADICALS WHEN HEATED BELOW 200* C., AND A RUBBER SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, STYRENE/BUTADIENE COPOLYMER, BUTADIENE/ACRYLONITRILE COPOLYMER, POLYISOPRENE, ISOBUTYLENE/ ISOPRENE COPOLYMER, NEOPRENE, AND SILICONE RUBBER.
Claim 2
Dependent Claim
97 words
A TIRE CASING INCLUDING A LIGHT-COLORED SIDEWALL PORTION IN CONTACT WITH A CARCASS PORTION CONTAINING MIGRATORY STAINING MATERIAL AND A RUBBER PERVIOUS TO SAID STAINING MATERIAL, SAID LIGHT-COLORED SIDEWALL PORTION COMPRISING A RUBBERY BLEND OF AT LEAST 5% BY WEIGHT ETHYLENE/VINYL ACETATE INTERPOLYMER OF A VINYL ACETATE CONTENT OF ABOUT 40-55% BY WEIGHT AND HAVING BEEN CURED BY PEROXIDES OR BY OTHER ORGANIC COMPOUNDS CAPABLE OF GENERATING FREE RADICALS WHEN HEATED BELOW 200* C., AND A RUBBER SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, STYRENE/BUTADIENE COPOLYMER, BUTADIENE/ACRYLONITRILE COPOLYMER, POLYISOPRENE, ISOBUTYLENE/ ISOPRENE COPOLYMER, NEOPRENE, AND SILICONE RUBBER.
References Cited (Backward Citations)
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US2490536A
Cited
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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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |