US3660355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoset molding powders from hydroxy-functional acrylic rubber particles and monoblocked diisocyanates and molded article
Assignee: Ford Motor Co
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Filing: 1970-12-21
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Granted: 1972-05-02
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Expires: 1990-12-21
Abstract
Abstract NOVEL THERMOSETTING RESIN POWDERS WHICH CAN BE MOLDED TO FORM UNIQUE, URETHANE-CROSSLINKED, ELASTOMERCOMPRISING PRODUCTS ARE PREPARED BY REACTING HYDROXYFUNCTIONAL, ELASTOMERIC, ACRYLIC POLYMER PARTICLES WITH A MONOBLOCKED DIISOCYANATE. THESE POWDERS ARE MOLDED BY CONVENTIONAL MOLDING TECHNIQUES TO FORM UNIQUE THERMOSET PRODUCTS.
Inventors
- 👤 Olin B Johnson
- 👤 Santokh S Labana
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:37
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/70; C08G18/72; C08G18/80; C08G18/8061; C08F; C08F265/00; C08F265/04; C08F265/06; C08G18/28; C08G18/40; C08G18/62; C08G18/6216; C08G18/622; C08G18/6225; C08G18/6229; C08G2140/00; Y; Y10; Y10S; Y10S525/00; Y10S525/902; Y10S528/00; Y10S528/902; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982
Claims Analysis
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References Cited (Backward Citations)
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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) | 1975-05-02 | 1975-11-01 | 1976-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-02 | 1979-11-01 | 1980-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-02 | 1983-11-01 | 1984-05-02 | $7700.00 | Window Closed / Lapsed |