Patent US3007831A successfully refreshed from Google Patents.
US3007831A
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Process for bonding urethane polymers to rubber and adhesive therefor
Assignee: Atlantic Richfield Co
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Filing: 1958-09-03
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Granted: 1961-11-07
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Expires: 1978-09-03
Abstract
No abstract record available.
Inventors
- 👤 Vincent J Keenan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:08
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; C08J5/124; C08G; C08G18/00; C08G18/06; C08G18/70; C08G18/72; C08G18/74; C08G18/76; C08G18/7614; C09; C09J; C09J175/00; C09J175/04; C09J175/08; Y; Y10; Y10S; Y10S528/00; Y10S528/905
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
34 words
AN ADHESIVE MATERIAL SUITABLE FOR BONDING A URETHANE POLYMER TO AN UNSATURATED RUBBER PREPARED BY MIXING ABOUT 1 MOLE OF POLYETHYLENE GLYCOL WITH ABOUT 2 MOLES OF AN ALKYLBENZENE DIISOCYANATE OF THE GENERAL FORMULA
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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) | 1964-11-06 | 1965-05-08 | 1965-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-06 | 1969-05-08 | 1969-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-06 | 1973-05-08 | 1973-11-07 | $7700.00 | Window Closed / Lapsed |