US2828338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of organic acids
Assignee: California Research LLC
•
Filing: 1955-08-01
•
Granted: 1958-03-25
•
Expires: 1975-08-01
Abstract
No abstract record available.
Inventors
- 👤 Joe B Lavigne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:58
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/16; C07C51/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A PROCESS FOR PRODUCING W-HYDROXYALIPHATIC MONOCARBOXYLIC ACIDS WHICH COMPRISES TREATING A PEROXIDE COMPOUND HAVING A CYCLIC STRUCTURE CONSISTING OF FROM 4 TO 10 CARBON ATOMS IN THE PRIMARY RING, SAID PEROXIDE BEING OBTAINABLE BY REACTING TOGETHER HYDROGEN PEROXIDE AND A CYCLIC KETONE OF THE FORMULA:
Claim 2
Dependent Claim
45 words
A PROCESS FOR PRODUCING W-HYDROXYALIPHATIC MONOCARBOXYLIC ACIDS WHICH COMPRISES TREATING A PEROXIDE COMPOUND HAVING A CYCLIC STRUCTURE CONSISTING OF FROM 4 TO 10 CARBON ATOMS IN THE PRIMARY RING, SAID PEROXIDE BEING OBTAINABLE BY REACTING TOGETHER HYDROGEN PEROXIDE AND A CYCLIC KETONE OF THE FORMULA:
References Cited (Backward Citations)
US2601223A
Cited
FR1066259A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |