Patent US2601223A successfully refreshed from Google Patents.
US2601223A
Expired / Lapsed
US
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Preparation of dibasic carboxylic acids
Assignee: EIDP Inc
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Filing: 1951-01-05
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Granted: 1952-06-24
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Expires: 1971-01-05
Abstract
No abstract record available.
Inventors
- 👤 Milton J Roedel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:48
CPC Classifications
C; C07; C07C; C07C51/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A PROCESS 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
40 words
A PROCESS 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)
US2298405A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-24 | 1955-12-24 | 1956-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-24 | 1959-12-24 | 1960-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-24 | 1963-12-24 | 1964-06-24 | $7700.00 | Window Closed / Lapsed |