US3231634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixture of unsaturated polyester resin and polymer of a conjugated diene
Assignee: PPG Industries Inc
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Filing: 1961-07-11
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Granted: 1966-01-25
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Expires: 1981-07-11
Abstract
No abstract record available.
Inventors
- 👤 Wismer Marco
- 👤 Lambert F Minucci
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:39
CPC Classifications
C; C08; C08L; C08L67/00; C08L67/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A RESINOUS COMPOSITION COMPRISING (A) A MIXTURE OF 10 PERCENT BY WEIGHT TO 60 PERCENT BY WEIGHT OF A LIQUID POLYMERIZABLE, ETHYLENICALLY UNSATURATED COMPOUND AND 40 PERCENT BY WEIGHT TO 90 PERCENT BY WEIGHT OF A POLYESTER OF A DIHYDRIC ALCOHOL AND AN ALPHA,BETAETHYLENICALLY UNSATURATED DICARBOXYLIC ACID, AND (B) A POLYMER OF A CONJUGATED DIENE, SAID POLYMER (B) HAVING ETHYLENICALLY UNSATURATED REACTIVE SITES AND BEING PRESENT IN AN AMOUNT OF 0.5 PERCENT TO 10 PERCENT OF WEIGHT OF SAID MIXTURE (A).
Claim 2
Dependent Claim
81 words
A RESINOUS COMPOSITION COMPRISING (A) A MIXTURE OF 10 PERCENT BY WEIGHT TO 60 PERCENT BY WEIGHT OF A LIQUID POLYMERIZABLE, ETHYLENICALLY UNSATURATED COMPOUND AND 40 PERCENT BY WEIGHT TO 90 PERCENT BY WEIGHT OF A POLYESTER OF A DIHYDRIC ALCOHOL AND AN ALPHA,BETAETHYLENICALLY UNSATURATED DICARBOXYLIC ACID, AND (B) A POLYMER OF A CONJUGATED DIENE, SAID POLYMER (B) HAVING ETHYLENICALLY UNSATURATED REACTIVE SITES AND BEING PRESENT IN AN AMOUNT OF 0.5 PERCENT TO 10 PERCENT OF WEIGHT OF SAID MIXTURE (A).
References Cited (Backward Citations)
US2609353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |