US3247043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesion of a reinforcing element to a rubbery composition
Assignee: Goodyear Tire and Rubber Co
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Filing: 1961-01-27
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Granted: 1966-04-19
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Expires: 1981-01-27
Abstract
No abstract record available.
Inventors
- 👤 James A Cardina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:31
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; C08J2321/00; Y; Y10; Y10S; Y10S156/00; Y10S156/91; Y10S8/00; Y10S8/04; Y10S8/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A PROCESS OF TREATING A POLYESTER REINFORCING ELEMENT TO IMPROVE ITS ABILITY TO ADHERE TO A RUBBERY COMPOSITION WHICH COMPRISES APPLYING TO THE REINFORCING ELEMENT A COMPOSITION COMPRISING A POLYEPOXIDE, HEATING THE REINFORCING ELEMENT IN THE ABSENCE OF A CURING AGENT FOR THE POLYEPOXIDE AT A TEMPERATURE ABOVE 275*F. AND FOR A TIME SUFFICIENT TO CAUSE REACTION OF AT LEAST A PORTION OF THE POLYEPOXIDE WITH SAID ELEMENT.
Claim 2
Dependent Claim
68 words
A PROCESS OF TREATING A POLYESTER REINFORCING ELEMENT TO IMPROVE ITS ABILITY TO ADHERE TO A RUBBERY COMPOSITION WHICH COMPRISES APPLYING TO THE REINFORCING ELEMENT A COMPOSITION COMPRISING A POLYEPOXIDE, HEATING THE REINFORCING ELEMENT IN THE ABSENCE OF A CURING AGENT FOR THE POLYEPOXIDE AT A TEMPERATURE ABOVE 275*F. AND FOR A TIME SUFFICIENT TO CAUSE REACTION OF AT LEAST A PORTION OF THE POLYEPOXIDE WITH SAID ELEMENT.
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |