Patent US3288736A successfully refreshed from Google Patents.
US3288736A
Expired / Lapsed
US
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Coating compositions comprising partial fatty acid esters of hydroxyl interpolymers
Assignee: Cook Paint and Varnish Co
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Filing: 1962-11-15
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Granted: 1966-11-29
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Expires: 1982-11-15
Abstract
No abstract record available.
Inventors
- 👤 Howard J Wright
- 👤 Richard D Kincheloe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:10
CPC Classifications
C; C08; C08F; C08F8/00; C08F2800/00; C08F2800/20; C08F2810/00; C08F2810/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
THE COMPOSITION WHICH COMPRISES THE OIL FATTY ACID ESTERIFICATION PRODUCT OF A VINYL COPOLYMER OF (1) AT LEAST ONE HYDROXY-FREE ETHYLENICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF VINYL AROMATIC HYDROCARBONS, LOWER ALKYL ESTERS OF ACRYLIC AND METHACRYLIC AND VINYL AECTATE AND (2) A HYDROXY ETHYLENICALLY UNSATURATED MONOMER, SELECTED FROM THE GROUP CONSISTING OF LOWER HYDROXY ALKYL ACRYLATES AND METHACRYLATE, POLYMETHYLOL LOWER ALKANE VINYL ETHERS AND PENTAEYTHRITOL MONOALLYL ETHER, THE MONOMER RATIOS AND DEGREE OF ESTERIFICATION BEING SUCH THAT SAID ESTERIFICATION PRODUCT HAS AN ACID NUMBER BELOW 20 AND A HYDROXYL NUMBER OF FROM 10-90.
Claim 2
Dependent Claim
96 words
THE COMPOSITION WHICH COMPRISES THE OIL FATTY ACID ESTERIFICATION PRODUCT OF A VINYL COPOLYMER OF (1) AT LEAST ONE HYDROXY-FREE ETHYLENICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF VINYL AROMATIC HYDROCARBONS, LOWER ALKYL ESTERS OF ACRYLIC AND METHACRYLIC AND VINYL AECTATE AND (2) A HYDROXY ETHYLENICALLY UNSATURATED MONOMER, SELECTED FROM THE GROUP CONSISTING OF LOWER HYDROXY ALKYL ACRYLATES AND METHACRYLATE, POLYMETHYLOL LOWER ALKANE VINYL ETHERS AND PENTAEYTHRITOL MONOALLYL ETHER, THE MONOMER RATIOS AND DEGREE OF ESTERIFICATION BEING SUCH THAT SAID ESTERIFICATION PRODUCT HAS AN ACID NUMBER BELOW 20 AND A HYDROXYL NUMBER OF FROM 10-90.
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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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |