US2850424A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive process
Assignee: Goodyear Tire and Rubber Co
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Filing: 1956-02-01
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Granted: 1958-09-02
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Expires: 1976-02-01
Abstract
No abstract record available.
Inventors
- 👤 Anthony F Finelli
- 👤 Harlan M Rice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:48
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31554; Y10T428/31605
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
THE PROCESS OF ADHERING TO METAL AN ELASTOMERIC REACTION PRODUCT OF A POLYISOCYANATE AND AT LEAST ONE ACTIVE-HYDROGEN-CONTAINING POLYMERIC MATERIAL HAVING AN AVERAGE MOLECULAR WEIGHT OF FROM APPROXIMATELY 1,000 TO 5,000 AND BEING SELECTED FROM THE GROUP CONSISTING OF POLYESTERS, POLYESTERAMIDES AND POLYALKYLENE ETHER GLYCOLS WHICH COMPRISES APPLYING TO THE SURFACE OF THE METAL (A) A FIRST CEMENT CONTAINING AN INERT SOLVENT, A STYRENE/ACRYLONITRILE RESIN, AND A POLYISOCYANATE MIXTURE DEFINED BY THE FORMULA
Claim 2
Dependent Claim
73 words
THE PROCESS OF ADHERING TO METAL AN ELASTOMERIC REACTION PRODUCT OF A POLYISOCYANATE AND AT LEAST ONE ACTIVE-HYDROGEN-CONTAINING POLYMERIC MATERIAL HAVING AN AVERAGE MOLECULAR WEIGHT OF FROM APPROXIMATELY 1,000 TO 5,000 AND BEING SELECTED FROM THE GROUP CONSISTING OF POLYESTERS, POLYESTERAMIDES AND POLYALKYLENE ETHER GLYCOLS WHICH COMPRISES APPLYING TO THE SURFACE OF THE METAL (A) A FIRST CEMENT CONTAINING AN INERT SOLVENT, A STYRENE/ACRYLONITRILE RESIN, AND A POLYISOCYANATE MIXTURE DEFINED BY THE FORMULA
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) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |