US2600457A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copolymers of fatty oil modified polyesters and vinyl monomers
Assignee: Union Carbide Corp
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Filing: 1950-02-28
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Granted: 1952-06-17
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Expires: 1970-02-28
Abstract
No abstract record available.
Inventors
- 👤 Wynstra John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:17
CPC Classifications
C; C08; C08F; C08F212/00; C08F212/02; C08F212/04; C08F212/06; C08F212/08; C08F283/00; C08F283/01; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/52; C08G63/54; C08G63/553; C09; C09D; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D125/14; C09D151/00; C09D151/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
A FUSIBLE SOLUBLE COPOLYMER OF (1) A VINYL MONOMER HAVING THE FORMULA CH2=CHR WHERE R IS A GROUP HAVING UNSATURATION IN CONJUGATION WITH THE CH2=CH GROUP AND SELECTED FROM THE GROUP CONSISTING OF ARYL, HETEROCYCLIC, CARBALKOXY, CARBOXY, KETONIC, NITRILE AND AMIDO, AND (2) A FUSIBLE POLYESTER OF A POLYHYDRIC ALCOHOL COESTERIFIED WITH THE FATTY ACIDS PRESENT AS GLYCERIDES IR FATTY OILS, SAID ACIDS BEING SELECTED FROM GROUP CONSISTING OF SATURATED ACIDS AND UNSATURATED NON-CONJUGATED ACIDS, AND WITH A DIBASIC ADDUCT SELECTED FROM THE GROUP CONSISTING OF DELTA-1,4DIHYDROPHTHALIC ACID AND THE DIELS-ALDER ADDUCTS OF A DIOLEFINE SELECTED FROM THE GROUP CONSISTING OF, DICYCLOPENTADIENE AND CYCLOPENTADIENE AND AN ACIDIC REACTANT SELECTED FROM THE GROUP CONSISTING OF THE ACIDS AND ANHYDRIDES OF MALEIC, CHLOROMALEIC AND FUMARIC; SAID POLYESTER HAVING A CALCULATED FATTY OIL CONTENT OF AT LEAST 50 PER CENT BY WEIGHT AND AN AVERAGE OF BETWEEN ONE AND THREE DIACYL RESIDUES OF SAID ADDUCT PER POLYESTER MOLECULE.
Claim 2
Dependent Claim
155 words
A FUSIBLE SOLUBLE COPOLYMER OF (1) A VINYL MONOMER HAVING THE FORMULA CH2=CHR WHERE R IS A GROUP HAVING UNSATURATION IN CONJUGATION WITH THE CH2=CH GROUP AND SELECTED FROM THE GROUP CONSISTING OF ARYL, HETEROCYCLIC, CARBALKOXY, CARBOXY, KETONIC, NITRILE AND AMIDO, AND (2) A FUSIBLE POLYESTER OF A POLYHYDRIC ALCOHOL COESTERIFIED WITH THE FATTY ACIDS PRESENT AS GLYCERIDES IR FATTY OILS, SAID ACIDS BEING SELECTED FROM GROUP CONSISTING OF SATURATED ACIDS AND UNSATURATED NON-CONJUGATED ACIDS, AND WITH A DIBASIC ADDUCT SELECTED FROM THE GROUP CONSISTING OF DELTA-1,4DIHYDROPHTHALIC ACID AND THE DIELS-ALDER ADDUCTS OF A DIOLEFINE SELECTED FROM THE GROUP CONSISTING OF, DICYCLOPENTADIENE AND CYCLOPENTADIENE AND AN ACIDIC REACTANT SELECTED FROM THE GROUP CONSISTING OF THE ACIDS AND ANHYDRIDES OF MALEIC, CHLOROMALEIC AND FUMARIC; SAID POLYESTER HAVING A CALCULATED FATTY OIL CONTENT OF AT LEAST 50 PER CENT BY WEIGHT AND AN AVERAGE OF BETWEEN ONE AND THREE DIACYL RESIDUES OF SAID ADDUCT PER POLYESTER MOLECULE.
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) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |