Patent US2962469A successfully refreshed from Google Patents.
US2962469A
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Polymerizable compositions containing dicyclopentadiene dioxide and plycarboxylic acid and resins prepared therefrom
Assignee: Union Carbide Corp
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Filing: 1957-07-31
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Granted: 1960-11-29
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Expires: 1977-07-31
Abstract
No abstract record available.
Inventors
- 👤 Phillips Benjamin
- 👤 Jr Charles W Mcgary
- 👤 Jr Charles T Patrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:36
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A CURABLE COMPOSITION COMPRISING 4,10-DIOXAPENTACYCLO(6.3.1.O2,7.O9,11) DODECANE AND A POLYCARBOXYLIC ACID IN SUCH RELATIVE AMOUNTS SO AS TO PROVIDE FROM 0.2 TO 2.7 CARBOXY EQUIVALENTS OF SAID ACID FROM EACH EPOXY EQUIVALENT OF SAID DIEPOXIDE, SAID POLYCARBOXYLIC ACID CONTAINING NO REACTIVE GROUPS, OTHER THAN CARBOXY GROUPS, WHICH WOULD TAKE PART IN THE CURING REACTION OF SAID CURABLE COMPOSITION.
Claim 2
Dependent Claim
57 words
A CURABLE COMPOSITION COMPRISING 4,10-DIOXAPENTACYCLO(6.3.1.O2,7.O9,11) DODECANE AND A POLYCARBOXYLIC ACID IN SUCH RELATIVE AMOUNTS SO AS TO PROVIDE FROM 0.2 TO 2.7 CARBOXY EQUIVALENTS OF SAID ACID FROM EACH EPOXY EQUIVALENT OF SAID DIEPOXIDE, SAID POLYCARBOXYLIC ACID CONTAINING NO REACTIVE GROUPS, OTHER THAN CARBOXY GROUPS, WHICH WOULD TAKE PART IN THE CURING REACTION OF SAID CURABLE COMPOSITION.
References Cited (Backward Citations)
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US2623023A
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US2764575A
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US2720500A
Cited
AT187900B
Cited
US2768153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |