US3405086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyepoxide binder compositions and process for preparing same
Assignee: Shell USA Inc
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Filing: 1964-08-10
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Granted: 1968-10-08
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Expires: 1984-08-10
Abstract
No abstract record available.
Inventors
- 👤 Schaafsma Ype
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:51
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/62; C08G59/625; C08G59/14; C08G59/1433; C08G59/1438; C08G59/1455; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/101; C08K5/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A CURABLE BINDER COMPOSITION COMPRISING (1) FROM 50 TO 70 PARTS BY WEIGHT OF A GLYCIDYL POLYETHER OF 2.2-BIS(4-HYDROXPHENYL) PROPANE, (2) FROM 30 TO 50 PARTS BY WEIGHT OF A PLASTICIZER PREPARED BY REACTING (A) GLYCIDYL ESTERS OF ALPHA-BRANCHED, SATURATED, ALIPHATIC MONOCARBOXYLIC ACIDS, SAID ACIDS CONTAINING FROM 9 TO 19 CARBON ATOMS AND HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
57 words
A CURABLE BINDER COMPOSITION COMPRISING (1) FROM 50 TO 70 PARTS BY WEIGHT OF A GLYCIDYL POLYETHER OF 2.2-BIS(4-HYDROXPHENYL) PROPANE, (2) FROM 30 TO 50 PARTS BY WEIGHT OF A PLASTICIZER PREPARED BY REACTING (A) GLYCIDYL ESTERS OF ALPHA-BRANCHED, SATURATED, ALIPHATIC MONOCARBOXYLIC ACIDS, SAID ACIDS CONTAINING FROM 9 TO 19 CARBON ATOMS AND HAVING THE GENERAL 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) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |