Patent US2558844A successfully refreshed from Google Patents.
US2558844A
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Photooxidation of aliphatic olefinic hydrocarbons
Assignee: PETROCARBON Ltd
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Filing: 1947-06-28
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Granted: 1951-07-03
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Expires: 1967-06-28
Abstract
No abstract record available.
Inventors
- 👤 Gray Vincent Richard
- 👤 Steiner Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:11
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/02; C07C409/04; C07C407/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
IN THE MANUFACTURE OF ALKENYL HYDROPEROXIDES, THE PROCESS WHICH CONSISTS SUBSTANTIALLY IN REACTING AN ALIPHATIC MONO-OLEFINE CONTAINING AT LEAST THREE CARBON ATOMS IN THE LIQUID STATE WITH OXYGEN AT A TEMPERATURE WITHIN THE RANGE OF O* TO 100* C. WHILE IRRADIATING THE REACTION MIXTURE WITH ULTRAVIOLET LIGHT, AND RECOVERING THE ALKENYL HYDROPEROXIDES THUS PRODUCED.
Claim 2
Dependent Claim
54 words
IN THE MANUFACTURE OF ALKENYL HYDROPEROXIDES, THE PROCESS WHICH CONSISTS SUBSTANTIALLY IN REACTING AN ALIPHATIC MONO-OLEFINE CONTAINING AT LEAST THREE CARBON ATOMS IN THE LIQUID STATE WITH OXYGEN AT A TEMPERATURE WITHIN THE RANGE OF O* TO 100* C. WHILE IRRADIATING THE REACTION MIXTURE WITH ULTRAVIOLET LIGHT, AND RECOVERING THE ALKENYL HYDROPEROXIDES THUS PRODUCED.
References Cited (Backward Citations)
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US2369182A
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US2430865A
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US2430864A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-02 | 1955-01-01 | 1955-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-02 | 1959-01-01 | 1959-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-02 | 1963-01-01 | 1963-07-03 | $7700.00 | Window Closed / Lapsed |