US2617787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quaternary interpolymers of (a) certain 2-alkenyl esters of alpha-olefinic polycarboxylic acids, (b) certain monovinyl benzenes, (c) certain monoolefinic carboxylic esters, and (d) certain 2-alkenyl alcohols, chlorides, ethers, or esters
Assignee: Uniroyal Inc
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Filing: 1949-10-27
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Granted: 1952-11-11
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Expires: 1969-10-27
Abstract
No abstract record available.
Inventors
- 👤 Pliny O Tawney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:53
CPC Classifications
C; C08; C08F; C08F22/00; C08F22/10; C08F22/26; C08F22/28; Y; Y10; Y10S; Y10S526/00; Y10S526/923
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
AN ACETONE-SOLUBLE, UNSATURATED QUATERNARY INTERPOLYMER OF MONOMERS CONSISTING OF (A) MONOMERIC DIALLYL FUMARATE, (B) MONOMERIC STYRENE, (C) MONOMERIC DIETHYL FUMARATE, AND (D) MONOMERIC METHALLYL ALCOHOL, THE RELATIVE PROPORTIONS OF SAID MONOMERIC MATERIALS IN THE INITIAL MONOMERIC CHARGE RANGING FROM 0.75 TO 2 MOLES OF (B), FROM 0.1 TO 1 MOLE OF (C) AND FROM 7 TO 20 MOLES OF (D) PER MOLE OF (A).
Claim 2
Dependent Claim
64 words
AN ACETONE-SOLUBLE, UNSATURATED QUATERNARY INTERPOLYMER OF MONOMERS CONSISTING OF (A) MONOMERIC DIALLYL FUMARATE, (B) MONOMERIC STYRENE, (C) MONOMERIC DIETHYL FUMARATE, AND (D) MONOMERIC METHALLYL ALCOHOL, THE RELATIVE PROPORTIONS OF SAID MONOMERIC MATERIALS IN THE INITIAL MONOMERIC CHARGE RANGING FROM 0.75 TO 2 MOLES OF (B), FROM 0.1 TO 1 MOLE OF (C) AND FROM 7 TO 20 MOLES OF (D) PER MOLE OF (A).
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) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |