Patent US2979099A successfully refreshed from Google Patents.
US2979099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stain resistant white sidewall tire
Assignee: Bridgestone Firestone Inc
•
Filing: 1958-03-11
•
Granted: 1961-04-11
•
Expires: 1978-03-11
Abstract
No abstract record available.
Inventors
- 👤 Walter C Rowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:00
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/26; C08L23/28; C08L23/283; B; B60; B60C; B60C1/00; B60C13/00; B60C13/04; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
IN A WHITE SIDEWALL TIRE, IN COMBINATION, A FABRIC BODY PORTION HAVING A RUBBERY COATING CONTAINING MIGRATORY STAINING MATERIALS WHICH WOULD NORMALLY STAIN THE SIDEWALL TERMINATING AT THE EDGES IN TWO BEAD PORTIONS, A TREAD PORTION SUPERIMPOSED UPON AND BONDED TO SAID BODY PORTION AND A NON-STAINING, WEATHER RESISTANT, WHITE SIDEWALL PORTION BONDED TO ONE SIDE OF SAID BODY PORTION, SAID WHITE SIDEWALL PORTION COMPRISED OF A CHLORINATED RUBBERY COPOLYMER OF FROM 80 TO 99.5 PARTS OF AN ISOOLEFIN HAVING FROM 4 TO 8 CARBON ATOMS, FROM .5 TO 20 PARTS OF A CONJUGATED DIOLEFIN HAVING FROM 4 TO 7 CARBON ATOMS, SAID COPOLYMER CONTAINING FROM .8% TO 1.5% CHLORINE BASED ON THE WEIGHT OF SAID MATERIAL AND FROM 2-15 PARTS OF A NONHEAT-REACTIVE PHENOL-ALDEHYDE RESIN PREPARED BY REACTING ONE MOLE OF A PARA SUBSTITUTED PHENOL WITH ONE MOLE OF AN ALDEHYDE IN AN ACID MEDIUM.
Claim 2
Dependent Claim
146 words
IN A WHITE SIDEWALL TIRE, IN COMBINATION, A FABRIC BODY PORTION HAVING A RUBBERY COATING CONTAINING MIGRATORY STAINING MATERIALS WHICH WOULD NORMALLY STAIN THE SIDEWALL TERMINATING AT THE EDGES IN TWO BEAD PORTIONS, A TREAD PORTION SUPERIMPOSED UPON AND BONDED TO SAID BODY PORTION AND A NON-STAINING, WEATHER RESISTANT, WHITE SIDEWALL PORTION BONDED TO ONE SIDE OF SAID BODY PORTION, SAID WHITE SIDEWALL PORTION COMPRISED OF A CHLORINATED RUBBERY COPOLYMER OF FROM 80 TO 99.5 PARTS OF AN ISOOLEFIN HAVING FROM 4 TO 8 CARBON ATOMS, FROM .5 TO 20 PARTS OF A CONJUGATED DIOLEFIN HAVING FROM 4 TO 7 CARBON ATOMS, SAID COPOLYMER CONTAINING FROM .8% TO 1.5% CHLORINE BASED ON THE WEIGHT OF SAID MATERIAL AND FROM 2-15 PARTS OF A NONHEAT-REACTIVE PHENOL-ALDEHYDE RESIN PREPARED BY REACTING ONE MOLE OF A PARA SUBSTITUTED PHENOL WITH ONE MOLE OF AN ALDEHYDE IN AN ACID MEDIUM.
References Cited (Backward Citations)
US2240855A
Cited
US2240856A
Cited
US2566328A
Cited
US2566329A
Cited
US2574233A
Cited
US2631984A
Cited
US2720479A
Cited
US2700997A
Cited
US2749323A
Cited
US2731060A
Cited
US2702286A
Cited
US2732354A
Cited
US2734039A
Cited
US2727874A
Cited
US2726224A
Cited
US2817616A
Cited
US2844502A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |