Patent US3106537A successfully refreshed from Google Patents.
US3106537A
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Cellular reaction product of alkyd resin, polyhydric alcohol and arylene polyisocyanate and method of preparation
Assignee: Lockheed Martin Corp
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Filing: 1959-01-19
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Granted: 1963-10-08
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Expires: 1979-01-19
Abstract
No abstract record available.
Inventors
- 👤 Simon Eli
- 👤 Frank W Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:57
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/0061; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/42; C08G18/4263; C08G18/65; C08G18/66; C08G18/6633; C08G18/6637; C08G18/664; C08G18/6644; C08G2110/00; C08G2110/0083; C08J2375/00; C08J2375/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A METHOD OF MAKING A CELLULAR RESIN PRODUCT COMPRISING SIMULTANEOUSLY REACTING ON AN APPROXIMATE PART BY WEIGHT BASIS, AN ALKYD RESIN HAVING AN ACID NUMBER OF FROM 0.5 TO 75, FROM 1 TO 50 PARTS FOR EACH 100 PARTS OF RESIN OF A POLYHDRIC ALCOHOL HAVING A HYDROXYL FUNCTIONALITY GREATER THAN TWO SELECTED FROM THE GROUP CONSISTING OF GLYCEROL, GLYCEROL DIMERS, GLYCEROL TRIMERS, TRIMETHYLOL PROPANE, TRIMETHYLOL ETHANE, 1,2,6 HEXANETRIOL, 1,2,4 BUTANETRIOL, PENTAERYTHRITOL AND ERYTHRITOL, AND ARYLENE POLYSIOCYANATE IN THE AMOUNT OF FROM 75 TO 400 PARTS TO EACH 100 PARTS OF THE RESIN, THE RESIN AND SAID ALCOHOL HAVING A TOTAL WATER CONTENT OF FROM 0.1 TO 5 PARTS PER 100 PARTS OF RESIN.
Claim 2
Independent Claim
114 words
A METHOD OF MAKING A CELLULAR RESIN PRODUCT COMPRISING SIMULTANEOUSLY REACTING ON AN APPROXIMATE PART BY WEIGHT BASIS, AN ALKYD RESIN HAVING AN ACID NUMBER OF FROM 0.5 TO 75, FROM 1 TO 50 PARTS FOR EACH 100 PARTS OF RESIN OF A POLYHDRIC ALCOHOL HAVING A HYDROXYL FUNCTIONALITY GREATER THAN TWO SELECTED FROM THE GROUP CONSISTING OF GLYCEROL, GLYCEROL DIMERS, GLYCEROL TRIMERS, TRIMETHYLOL PROPANE, TRIMETHYLOL ETHANE, 1,2,6 HEXANETRIOL, 1,2,4 BUTANETRIOL, PENTAERYTHRITOL AND ERYTHRITOL, AND ARYLENE POLYSIOCYANATE IN THE AMOUNT OF FROM 75 TO 400 PARTS TO EACH 100 PARTS OF THE RESIN, THE RESIN AND SAID ALCOHOL HAVING A TOTAL WATER CONTENT OF FROM 0.1 TO 5 PARTS PER 100 PARTS OF RESIN.
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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) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |