Patent US2992962A successfully refreshed from Google Patents.
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 17:33
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)
US2467322A
Cited
US2486782A
Cited
US2583387A
Cited
US2720479A
Cited
US2775537A
Cited
US2760894A
Cited
US2821232A
Cited
US2798526A
Cited
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 |