US3124553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Effect of mickogel thickeners on reduction
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:37
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/06; Y; Y10; Y10S; Y10S524/00; Y10S524/916
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A COMPOSITION OF AR-HALOMETHYLDIPHENYL OXIDE THICKENED WITH FROM ABOUT 0.25 TO 5 WEIGHT PERCENT, HALOMETHYLPHENYL OXIDE BASIS, OF A MICROGEL OF THE GROUP CONSISTING OF A RESINOUS COPOLYMER OF (1) A MEMBER OF THE GROUP CONSISTING OF STYRENE, ALKYL SUBSTITUTED STYRENES AND MIXTURES THEREOF WITH (2) BETWEEN ABOUT 0.04 AND 1.1 MOLE PERCENT OF A CROSSLINKING COMPOUND, OF THE GROUP CONSISTING OF DIVINYLBENZENE, DIVINYLNAPHTHALENE, DIVINYLTOLUENE, DIVINYLXYLENES, DIACRYLATE ESTERS, DIMETHACRYLATE ESTERS AND DIALLYL ESTERS, HALO BEING A MEMBER OF THE GROUP CONSISTING OF BROMO AND CHLORO, WHEREIN THE HALOMETHYL GROUPS ARE ORTHO- AND PARA-SUBSTITUTED WITH RESPECT TO THE ETHER LINKAGE AND WHEREIN UP TO 2 HALOMETHYL GROUPS ARE ON ONE BENZENE RING.
Claim 2
Dependent Claim
111 words
A COMPOSITION OF AR-HALOMETHYLDIPHENYL OXIDE THICKENED WITH FROM ABOUT 0.25 TO 5 WEIGHT PERCENT, HALOMETHYLPHENYL OXIDE BASIS, OF A MICROGEL OF THE GROUP CONSISTING OF A RESINOUS COPOLYMER OF (1) A MEMBER OF THE GROUP CONSISTING OF STYRENE, ALKYL SUBSTITUTED STYRENES AND MIXTURES THEREOF WITH (2) BETWEEN ABOUT 0.04 AND 1.1 MOLE PERCENT OF A CROSSLINKING COMPOUND, OF THE GROUP CONSISTING OF DIVINYLBENZENE, DIVINYLNAPHTHALENE, DIVINYLTOLUENE, DIVINYLXYLENES, DIACRYLATE ESTERS, DIMETHACRYLATE ESTERS AND DIALLYL ESTERS, HALO BEING A MEMBER OF THE GROUP CONSISTING OF BROMO AND CHLORO, WHEREIN THE HALOMETHYL GROUPS ARE ORTHO- AND PARA-SUBSTITUTED WITH RESPECT TO THE ETHER LINKAGE AND WHEREIN UP TO 2 HALOMETHYL GROUPS ARE ON ONE BENZENE RING.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |