Patent US2522138A successfully refreshed from Google Patents.
US2522138A
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Rubber-to-metal adhesion
Assignee: Goodrich Corp
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Filing: 1945-09-11
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Granted: 1950-09-12
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Expires: 1965-09-11
Abstract
No abstract record available.
Inventors
- 👤 James R Schaffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:25
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; C08J5/124; C08J2321/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31641; Y10T428/31678; Y10T428/31707; Y10T428/3171; Y10T428/31826; Y10T428/3183
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
95 words
AN ADHESIVE COMPOSITION COMPRISING FROM 3 TO 6 PARTS BY WEIGHT OF A PARTIALLY DECHLORINATED CHLORINATED RUBBER CONTANING FROM 50 TO 65% CHLORINE AND MADE BY REMOVING CHLORINE FROM A FULLY CHLORINATED RUBBER, SAID FULLY CHLORINATED RUBBER BEING MADE BY CHLORINATION OF AN UNVULCANIZED RUBBERY POLYMER OF AN OPEN-CHAIN CONJUGATED DIENE HAVING A STRUCTURE MADE UP OF PREDOMINANTLY LINEAR, LONG CARBON CHAINS, COMPRISING A MULTIPLICITY OF INTRA-CHAIN CARBON TO CARBON DOUBLE BONDS, AND ONE PARTY BY WEIGHT OF A PARTIALLY HYDROCHLORINATED RUBBER CONTAINING FROM 3 TO 15% CHLORINE MADE BY HYDROCHLORINATING AN UNVULCANIZED NATURAL RUBBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-11 | 1954-03-13 | 1954-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-11 | 1958-03-13 | 1958-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-11 | 1962-03-13 | 1962-09-12 | $7700.00 | Window Closed / Lapsed |