US3296339A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic compositions formed by polymerizing methacrylic acid esters and polybutadiene latices
Assignee: Rohm and Haas Co
•
Filing: 1966-01-20
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Granted: 1967-01-03
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Expires: 1986-01-20
Abstract
No abstract record available.
Inventors
- 👤 Seymour S Feuer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:04
CPC Classifications
C; C08; C08F; C08F279/00; C08F279/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A RIGID, TOUGH, SOLID THERMOPLASTIC COMPISTION COMPRISING 85 TO 60 PARTS BY WEIGT OF A MEMBER OF THE GROUP CONSISTING OF METYL METHACRYLATE SOLELY AND MIXTURES OF AT LEAST 50% BY WEIGHT OF METHYL METHACRYALTE WITH ANOTHER MONOMER HAVING A SINGLE VINYLIDENE GROUP AS THE SOLE POLYMERIZABLY REACTIVE GROUP POLYMERIZED WHILE IN INTIMATE CONTACT WITH 15 TO 40 PARTS BY WEIGHT OF A BUTADIENE HOMOPOLYMER.
Claim 2
Dependent Claim
65 words
A RIGID, TOUGH, SOLID THERMOPLASTIC COMPISTION COMPRISING 85 TO 60 PARTS BY WEIGT OF A MEMBER OF THE GROUP CONSISTING OF METYL METHACRYLATE SOLELY AND MIXTURES OF AT LEAST 50% BY WEIGHT OF METHYL METHACRYALTE WITH ANOTHER MONOMER HAVING A SINGLE VINYLIDENE GROUP AS THE SOLE POLYMERIZABLY REACTIVE GROUP POLYMERIZED WHILE IN INTIMATE CONTACT WITH 15 TO 40 PARTS BY WEIGHT OF A BUTADIENE HOMOPOLYMER.
References Cited (Backward Citations)
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |