Patent US3244754A successfully refreshed from Google Patents.
US3244754A
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Process for reacting 4, 4, 4-trichlorobutylene oxide with polyhydric alcohols
Assignee: Olin Corp
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Filing: 1961-07-13
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Granted: 1966-04-05
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Expires: 1981-07-13
Abstract
No abstract record available.
Inventors
- 👤 Herman A Bruson
- 👤 James S Rose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:03
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/02; C08G65/04; C08G65/22; C08G65/223; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/48; C08G18/50; C08G18/5003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
THE PROCESS WHICH COMPRISES REACTING TOGETHER AT AN ELEVATED TEMPERATURE AT LEAST ONE MOLE OF 4,4,4-TRICHLOROBUTYLENE OXIDE PER MOLE OF ETHYLENE GLYCOL IN THE PRESENCE OF A CATALYTIC AMOUNT OF A LEWIS ACID AND RECOVERING THE ADDUCT PRODUCED THEREBY.
Claim 2
Dependent Claim
39 words
THE PROCESS WHICH COMPRISES REACTING TOGETHER AT AN ELEVATED TEMPERATURE AT LEAST ONE MOLE OF 4,4,4-TRICHLOROBUTYLENE OXIDE PER MOLE OF ETHYLENE GLYCOL IN THE PRESENCE OF A CATALYTIC AMOUNT OF A LEWIS ACID AND RECOVERING THE ADDUCT PRODUCED THEREBY.
References Cited (Backward Citations)
US2253723A
Cited
CA528136A
Cited
US2380185A
Cited
US2948691A
Cited
US2764565A
Cited
US3033820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |