US2830083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of aryloxy aliphatic carboxylic acids
Assignee: Honeywell International Inc
•
Filing: 1953-04-29
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Granted: 1958-04-08
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Expires: 1973-04-29
Abstract
No abstract record available.
Inventors
- 👤 Everett E Gilbert
- 👤 Tryon Sager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:01
CPC Classifications
C; C07; C07C; C07C59/00; C07C59/40; C07C59/58; C07C59/64; C07C59/66; C07C59/68; C07C59/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
THE PROCESS OF PREPARING A CHLOROPHENOXY ALIPHATIC CARBOXYLIC ACID WHICH COMPRISES REACTING ALKALI METAL SALTS OF A CHLOROALIPHATIC CARBOXYLIC ACID AND OF A CHLOROPHENOL IN A REACTION MEDIUM COMPRISING AN INERT ORGANIC LIQUID OF THE GROUP CONSISTING OF PRIMARY AND SECONDARY LIQUID OF THE GROUP CONSISTING OF PRIMARY AND SECONDARY KETONE, DI-BUTYL ETHER, ANISOLE, O-DICHLOROBENZENE AND TRICHLOROBENZENE AND IN THE SUBSTANTIAL ABSENCE OF WATER, AND ACIDIFYING THE RESULTING REACTION PRODUCT TO FORM A CHLOROPHENOXY ALIPHATIC CARBOXYLIC ACID.
Claim 2
Dependent Claim
77 words
THE PROCESS OF PREPARING A CHLOROPHENOXY ALIPHATIC CARBOXYLIC ACID WHICH COMPRISES REACTING ALKALI METAL SALTS OF A CHLOROALIPHATIC CARBOXYLIC ACID AND OF A CHLOROPHENOL IN A REACTION MEDIUM COMPRISING AN INERT ORGANIC LIQUID OF THE GROUP CONSISTING OF PRIMARY AND SECONDARY LIQUID OF THE GROUP CONSISTING OF PRIMARY AND SECONDARY KETONE, DI-BUTYL ETHER, ANISOLE, O-DICHLOROBENZENE AND TRICHLOROBENZENE AND IN THE SUBSTANTIAL ABSENCE OF WATER, AND ACIDIFYING THE RESULTING REACTION PRODUCT TO FORM A CHLOROPHENOXY ALIPHATIC CARBOXYLIC ACID.
References Cited (Backward Citations)
US2480817A
Cited
US2656382A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |