US2952653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition comprising a vinylidene cyanide copolymer and a cyanoethyl compound as plasticizer
Assignee: Goodrich Corp
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Filing: 1955-08-03
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Granted: 1960-09-13
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Expires: 1975-08-03
Abstract
No abstract record available.
Inventors
- 👤 Heller Hansjorg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:20
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/315; C08K5/36; C08K5/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A COMPOSITION COMPRISING A COPOLYMER OF ABOUT 50 MOL PERCENT VINYLIDENE CYANIDE WITH AT LEAST ONE OTHER OLEFINIC COMPOUND COPOLYMERIZABLE THEREWITH AND AS A PLASTICIZER FOR SAID COPOLYMER A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE STRUCTURE R-(CH2CH2CN)N WHEREIN N IS AN INTEGER FROM 1 TO 4, AND R IS A HYDROCARBON RADICAL OF FROM 2 TO 12 CARBON ATOMS, DICAYANOETHYL DIETHYLENE GLYCOL MALONATE, DICYANOETHYL DIHEXAMETHYLENE GLYCOL SUCCINATE, DICYANOETHYL DIETHYLENE GLYCOL PHATHALATE, TETRACYANOETHYL PROPANEDIOL SUCCINATE TETRACYANO PROPANEDIOL PIMELATE, DICYANOETHYL ETHYL CYANOACETATE, DICYANOETHYL PROPYL CYANOACETATE, DICYANOETHYL DIETHYL MALONATE, DICYANOETHYL SULFIDE, DICYANOETHYL DISULFIDE, CYANOETHYL ETHYL MERCAPTAN, CYANOETHYL CYCLOHEXYL MERCAPTAN, AND CYANOETHYL PHENYL MERCAPTAN.
Claim 2
Dependent Claim
104 words
A COMPOSITION COMPRISING A COPOLYMER OF ABOUT 50 MOL PERCENT VINYLIDENE CYANIDE WITH AT LEAST ONE OTHER OLEFINIC COMPOUND COPOLYMERIZABLE THEREWITH AND AS A PLASTICIZER FOR SAID COPOLYMER A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE STRUCTURE R-(CH2CH2CN)N WHEREIN N IS AN INTEGER FROM 1 TO 4, AND R IS A HYDROCARBON RADICAL OF FROM 2 TO 12 CARBON ATOMS, DICAYANOETHYL DIETHYLENE GLYCOL MALONATE, DICYANOETHYL DIHEXAMETHYLENE GLYCOL SUCCINATE, DICYANOETHYL DIETHYLENE GLYCOL PHATHALATE, TETRACYANOETHYL PROPANEDIOL SUCCINATE TETRACYANO PROPANEDIOL PIMELATE, DICYANOETHYL ETHYL CYANOACETATE, DICYANOETHYL PROPYL CYANOACETATE, DICYANOETHYL DIETHYL MALONATE, DICYANOETHYL SULFIDE, DICYANOETHYL DISULFIDE, CYANOETHYL ETHYL MERCAPTAN, CYANOETHYL CYCLOHEXYL MERCAPTAN, AND CYANOETHYL PHENYL MERCAPTAN.
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) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |