Patent US2955996A successfully refreshed from Google Patents.
US2955996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing hydroperoxides
Assignee: Fine Organics Inc
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Filing: 1957-09-04
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Granted: 1960-10-11
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Expires: 1977-09-04
Abstract
No abstract record available.
Inventors
- 👤 Mashio Fujio
- 👤 Kato Shinichi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:08
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/02; C07C409/14; C07C407/00; C07C409/04; C07C409/08; C07C2601/00; C07C2601/12; C07C2601/14; C07C2601/16; C07C2602/00; C07C2602/02; C07C2602/04; C07C2602/10; Y; Y10; Y10S; Y10S204/00; Y10S204/902; Y10S204/903; Y10S204/904; Y10S204/905
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
THE PROCESS WHICH COMPRISES SUBJECTING A HYDRO CARBON IN THE LIQUID PHASE HAVING AN OXIDIZABLE CARBON ATOM SELECTED FROM THE GROUP CONSISTING OF SECONDARY AND TERTIARY CARBON ATOMS ADJACENT A MEMBER OF THE GROUP CONSISTING OF -CH=CH-AND AN AROMATIC GROUP, TO THE ACTION OF A GASEOUS OXYGEN-CONTAINING GAS IN THE PRESENCE OF A CATALYTIC AMOUNT OF TITANIUM DIOXIDE AND IN THE PRESENCE OF ULTRAVIOLET LIGHT SAID CATALYTIC AMOUNT RANGING FROM ABOUT 1% TO NOT MORE THAN 10% BASED ON THE WEIGHT OF THE HYDROCARBON, WHEREBY THE HYDROCARBON IS OXIDIZED TO THE HYDROPEROXIDE, AND RECOVERING THE FORMED HYDROPEROXIDE THEREFROM.
Claim 2
Dependent Claim
98 words
THE PROCESS WHICH COMPRISES SUBJECTING A HYDRO CARBON IN THE LIQUID PHASE HAVING AN OXIDIZABLE CARBON ATOM SELECTED FROM THE GROUP CONSISTING OF SECONDARY AND TERTIARY CARBON ATOMS ADJACENT A MEMBER OF THE GROUP CONSISTING OF -CH=CH-AND AN AROMATIC GROUP, TO THE ACTION OF A GASEOUS OXYGEN-CONTAINING GAS IN THE PRESENCE OF A CATALYTIC AMOUNT OF TITANIUM DIOXIDE AND IN THE PRESENCE OF ULTRAVIOLET LIGHT SAID CATALYTIC AMOUNT RANGING FROM ABOUT 1% TO NOT MORE THAN 10% BASED ON THE WEIGHT OF THE HYDROCARBON, WHEREBY THE HYDROCARBON IS OXIDIZED TO THE HYDROPEROXIDE, AND RECOVERING THE FORMED HYDROPEROXIDE THEREFROM.
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) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |