US2632026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation of aromatic hydrocarbons
Assignee: Hercules Powder Co
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Filing: 1950-02-18
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Granted: 1953-03-17
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Expires: 1970-02-18
Abstract
No abstract record available.
Inventors
- 👤 Jr Joshua C Conner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:46
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/02; C07C409/04; C07C409/08; C07C409/10; C07C407/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
THE PROCESS OF OXIDIZING AN ALKYL-SUBSTITUTED AROMATIC ORGANIC COMPOUND TO A TERTIARY ORGANIC HYDROPEROXIDE WHICH COMPRISES CONTACTING SAID AROMATIC ORGANIC COMPOUND IN THE LIQUID PHASE AT A TEMPERATURE IN EXCESS OF 20* C. WITH AN OXYGEN-CONTAINING GAS IN THE PRESENCE OF GASEOUS AMMONIA, THE AROMATIC ORGANIC COMPOUND AND THE TERTIARY HYDROPEROXIDE HAVING, RESPECTIVELY, THE STRUCTURAL FORMULAE
Claim 2
Dependent Claim
56 words
THE PROCESS OF OXIDIZING AN ALKYL-SUBSTITUTED AROMATIC ORGANIC COMPOUND TO A TERTIARY ORGANIC HYDROPEROXIDE WHICH COMPRISES CONTACTING SAID AROMATIC ORGANIC COMPOUND IN THE LIQUID PHASE AT A TEMPERATURE IN EXCESS OF 20* C. WITH AN OXYGEN-CONTAINING GAS IN THE PRESENCE OF GASEOUS AMMONIA, THE AROMATIC ORGANIC COMPOUND AND THE TERTIARY HYDROPEROXIDE HAVING, RESPECTIVELY, THE STRUCTURAL FORMULAE
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) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |