Patent US1933446A successfully refreshed from Google Patents.
Patent US3196133A successfully refreshed from Google Patents.
US3196133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymer composed of vinyl chloride, a dihydrocarbonyl ester of a monoethylenically unsaturated dicarboxylic acid, a monohydrogen, monohydrocarbonyl ester of a monoethylenically unsaturated polymerizable dicarboxylic acid, and an ester of acrylic or methacrylic acids
Assignee: Occidental Chemical Corp
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Filing: 1962-02-07
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Granted: 1965-07-20
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Expires: 1982-02-07
Abstract
No abstract record available.
Inventors
- 👤 Robert A Piloni
- 👤 Jr George P Rowland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:54
CPC Classifications
C; C08; C08F; C08F214/00; C08F214/02; C08F214/04; C08F214/06; Y; Y10; Y10S; Y10S526/00; Y10S526/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A VINYL CHLORIDE RESIN CHRACTERIZED BY READY SOLUBILITY, GOOD ADHESIVENESS, AND FLEXIBILITY, SAID RESIN BEING A. VINYL CHLORIDE B. AN ESTER SELECTED FROM THE GROUP CONSISTING OF DIHYDROCARBONYL ESTERS OF MONOETHYLENICALLY UNSATURATED POLYMERIZABLE DICARBOXYLIC ACID. C. AN ESTER SELECTED FROM THE GROUP OF ALKYL ACRYLATES AND METHACRYLATES. D. AN ESTER SELECTED FROM THE GROUP CONSISTING OF MONOHYDROGEN, MONO-HYDROCARBONYL ESTERS OF MONOETHYLENICALLY UNSATURATED POLYMERIZABLE DICARBOXYLIC ACIDS SAID RESIN HAVING A RELATIVE VISCOSITY, IN 1% SOLUTION IN CYCLOHEXANONE, OF 1.1 TO 1.7 AT 25*C.
Claim 2
Dependent Claim
82 words
A VINYL CHLORIDE RESIN CHRACTERIZED BY READY SOLUBILITY, GOOD ADHESIVENESS, AND FLEXIBILITY, SAID RESIN BEING A. VINYL CHLORIDE B. AN ESTER SELECTED FROM THE GROUP CONSISTING OF DIHYDROCARBONYL ESTERS OF MONOETHYLENICALLY UNSATURATED POLYMERIZABLE DICARBOXYLIC ACID. C. AN ESTER SELECTED FROM THE GROUP OF ALKYL ACRYLATES AND METHACRYLATES. D. AN ESTER SELECTED FROM THE GROUP CONSISTING OF MONOHYDROGEN, MONO-HYDROCARBONYL ESTERS OF MONOETHYLENICALLY UNSATURATED POLYMERIZABLE DICARBOXYLIC ACIDS SAID RESIN HAVING A RELATIVE VISCOSITY, IN 1% SOLUTION IN CYCLOHEXANONE, OF 1.1 TO 1.7 AT 25*C.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |