US2960426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesion of butyl rubber cured with dimethylol phenols to cuprous metal
Assignee: Uniroyal Inc
•
Filing: 1957-05-27
•
Granted: 1960-11-15
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Expires: 1977-05-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph F O'mahoney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:20
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; B60; B60C; B60C9/00; B60C9/0007; C08J2323/00; C08J2323/02; C08J2323/18; C08J2323/20; C08J2323/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A METHOD OF ADHERING TO A CUPROUS METAL BASE A RUBBERY COPOLYMER OF ISOBUTYLENE AND ISOPRENE, THE SAID RUBBERY COPOLYMER CONTAINING FROM 0.5 TO 5% OF COMBINED ISOPRENE, COMPRISING COMPOUNDING 100 PARTS OF THE SAID RUBBERY COPOLYMER WITH FROM 5 TO 12 PARTS OF A RESINOUS SELF-CONDENSATION PRODUCT OF 2,6-DIMETHYLOL-4HYDROCARBYL PHENOL AS A CURATIVE FOR SAID RUBBERY COPOLYMER, SAID COMPOUNDING BEING CARRIED OUT UNDER SUCH CONDITIONS THAT THE SAID CURATIVE AND THE SAID COPOLYMER REMAIN IN AN UNREACTED STATE OF MERE PHYSICAL ADMIXTURE,
Claim 2
Independent Claim
83 words
A METHOD OF ADHERING TO A CUPROUS METAL BASE A RUBBERY COPOLYMER OF ISOBUTYLENE AND ISOPRENE, THE SAID RUBBERY COPOLYMER CONTAINING FROM 0.5 TO 5% OF COMBINED ISOPRENE, COMPRISING COMPOUNDING 100 PARTS OF THE SAID RUBBERY COPOLYMER WITH FROM 5 TO 12 PARTS OF A RESINOUS SELF-CONDENSATION PRODUCT OF 2,6-DIMETHYLOL-4HYDROCARBYL PHENOL AS A CURATIVE FOR SAID RUBBERY COPOLYMER, SAID COMPOUNDING BEING CARRIED OUT UNDER SUCH CONDITIONS THAT THE SAID CURATIVE AND THE SAID COPOLYMER REMAIN IN AN UNREACTED STATE OF MERE PHYSICAL ADMIXTURE,
References Cited (Backward Citations)
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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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |