US3047406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods for preparing oxidatively active compositions
Assignee: JR Short Milling Co
•
Filing: 1959-06-23
•
Granted: 1962-07-31
•
Expires: 1979-06-23
Abstract
No abstract record available.
Inventors
- 👤 Charles G Ferrari
- 👤 Higashiuchi Kazuo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:53
CPC Classifications
A; A21; A21D; A21D2/00; A21D2/08; A21D2/14; A21D2/20
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
38 words
THE METHOD FOR PRODUCING AN ESSENTIALLY PURE, INDIVIDUAL, ACYLIC HYDROPERIOXIDE OF METHYL ETHYL KETONE WHICH IS TITRABLE BY THIOSULFATE TITRATION AND HAS AN ACTIVE OXYGEN CONTENT OF ABOUT 22.4% AND IS CAPABLE OF MATURING AND BLEACHING FLOUR, COMPRISING
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |