Patent US3595898A successfully refreshed from Google Patents.
US3595898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Peresters by reaction of carboxylic acids with organic hydroperoxides
Assignee: Halcon Research and Development Corp
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Filing: 1968-03-11
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Granted: 1971-07-27
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Expires: 1988-03-11
Abstract
Abstract THIS INVENTION RELATES TO A PROCESS FOR THE MANUFACTURE OF PERESTERS AND MORE PARTICULARLY TO SUCH A PROCESS WHEREIN THE PERESTERS ARE PREPARED BY REACTION BETWEEN AN ORGANIC HYDROPEROXIDE AND A CARBOXYLIC ACID. IN PARTICULARLY PREFERRED EMBODIMENTS, THIS INVENTION RELATES TO PROCESSES FOR THE MANUFACTURE OF TERTIARY ALKYL PERESTES AND TO SECONDARY AND TERTIARY ARALKYL PERESTERS. THUS, THIS INVENTION IS ESPECIALLY APPLICABLE TO THE MANUFACTURE OF SUCH PERESTERS AS, FOR EXAMPLE, T-BUTYL PERACETATE, T-BUTYL PERBENZOATE, ETHYLBENZYL PERPIVALATE AND CUMYL PERISOBUTYRATE.
Inventors
- 👤 Robert Joseph Harvey
- 👤 Charles Nathan Winnick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:15
CPC Classifications
C; C07; C07C; C07C407/00; C07C407/003
Claims Analysis
Total Claims: 0
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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) | 1974-07-26 | 1975-01-25 | 1975-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-26 | 1979-01-25 | 1979-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-26 | 1983-01-25 | 1983-07-27 | $7700.00 | Window Closed / Lapsed |