US2992962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesion of natural rubber to butyl rubber
Assignee: Uniroyal Inc
•
Filing: 1958-02-14
•
Granted: 1961-07-18
•
Expires: 1978-02-14
Abstract
No abstract record available.
Inventors
- 👤 James B Borland
- 👤 Harvey J Batts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:35
CPC Classifications
B; B60; B60C; B60C1/00; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A METHOD OF ADHERING BROMINATED, SOLID, PLASTIC, RUBBERY, OLEFINICALLY-UNSATURATED INTERPOLYMER, A MAJOR PROPORTION BY WEIGHT OF WHICH IS AN ISOOLEFIN HAVING FROM 4-8 CARBON ATOMS PER MOLECULE, AND A MINOR PROPORTION OF WHICH IS A POLYOLEFIN HAVING FROM 4-18 CARBON ATOMS PER MOLECULE, TO NATURAL RUBBER COMPRISING INCORPORATING IN SAID NATURAL RUBBER A MIXTURE OF A HYDRATED CLAY, ZINC OXIDE, AND DEPOLYMERIZED RUBBER, APPLYING THE BROMIPOLYMER, A MAJOR PROPORTION BY WEIGHT OF WHICH IS AN ISOOLEFING HAVING FROM 4-8 CARBON ATOMS PER MOLECULE, AND A MINOR PROPORTION OF WHICH IS A POLYOLEFIN HAVING FROM 4-18 CARBON ATOMS PER MOLECULE, TO THE NATURAL RUBBER COMPOSITION, AND SUBJECTING THE RESULTING ASSEMBLY TO VULCANIZING CONDITIONS.
Claim 2
Independent Claim
112 words
A METHOD OF ADHERING BROMINATED, SOLID, PLASTIC, RUBBERY, OLEFINICALLY-UNSATURATED INTERPOLYMER, A MAJOR PROPORTION BY WEIGHT OF WHICH IS AN ISOOLEFIN HAVING FROM 4-8 CARBON ATOMS PER MOLECULE, AND A MINOR PROPORTION OF WHICH IS A POLYOLEFIN HAVING FROM 4-18 CARBON ATOMS PER MOLECULE, TO NATURAL RUBBER COMPRISING INCORPORATING IN SAID NATURAL RUBBER A MIXTURE OF A HYDRATED CLAY, ZINC OXIDE, AND DEPOLYMERIZED RUBBER, APPLYING THE BROMIPOLYMER, A MAJOR PROPORTION BY WEIGHT OF WHICH IS AN ISOOLEFING HAVING FROM 4-8 CARBON ATOMS PER MOLECULE, AND A MINOR PROPORTION OF WHICH IS A POLYOLEFIN HAVING FROM 4-18 CARBON ATOMS PER MOLECULE, TO THE NATURAL RUBBER COMPOSITION, AND SUBJECTING THE RESULTING ASSEMBLY TO VULCANIZING CONDITIONS.
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) | 1964-07-17 | 1965-01-16 | 1965-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-17 | 1969-01-16 | 1969-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-17 | 1973-01-16 | 1973-07-18 | $7700.00 | Window Closed / Lapsed |