Patent US2968587A successfully refreshed from Google Patents.
US2968587A
Expired / Lapsed
US
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Adhesion of rubbery polymers to fibrous materials
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1955-12-19
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Granted: 1961-01-17
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Expires: 1975-12-19
Abstract
No abstract record available.
Inventors
- 👤 Francis P Baldwin
- 👤 Samuel B Robison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:00
CPC Classifications
C; C09; C09J; C09J123/00; C09J123/26; C09J123/28; C09J123/283; C08; C08J; C08J5/00; C08J5/04; C08J5/06; C08J2321/00; Y; Y10; Y10S; Y10S156/00; Y10S156/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A LAMINATED STRUCTURE COMPRISING A TEXTILE FIBROUS MATERIAL, SAID FIBROUS MATEIRAL BEING COATED WITH A FIRST LAYER OF A RESORCINOL-FORMALDEHYDE TYPE RESIN AND A SECOND LAYER OF A BUTYL RUBBER ISOOLEFIN-MULTIOLEFIN COPOLYMER MODIFIED TO CONTAIN AT LEAST ABOUT 0.5 WT. PERCENT CHLORINE BUT NOT MORE THAN ABOUT ONE COMBINED ATOM OF CHLORINE PER DOUBLE BOND IN THE POLYMER, AND AT LEAST ONE LAYER OF AN UNMODIFIED BUTYL RUBBER ISOOLEFIN-MULTIOLEFIN COPOLYMER ADHESIVELY UNITED THERETO.
Claim 2
Dependent Claim
73 words
A LAMINATED STRUCTURE COMPRISING A TEXTILE FIBROUS MATERIAL, SAID FIBROUS MATEIRAL BEING COATED WITH A FIRST LAYER OF A RESORCINOL-FORMALDEHYDE TYPE RESIN AND A SECOND LAYER OF A BUTYL RUBBER ISOOLEFIN-MULTIOLEFIN COPOLYMER MODIFIED TO CONTAIN AT LEAST ABOUT 0.5 WT. PERCENT CHLORINE BUT NOT MORE THAN ABOUT ONE COMBINED ATOM OF CHLORINE PER DOUBLE BOND IN THE POLYMER, AND AT LEAST ONE LAYER OF AN UNMODIFIED BUTYL RUBBER ISOOLEFIN-MULTIOLEFIN COPOLYMER ADHESIVELY UNITED THERETO.
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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) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |