US2734086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of aromatic hydroperoxides
Assignee: —
•
Filing: —
•
Granted: 1956-02-07
•
Expires: 1973-02-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:24
CPC Classifications
C; C07; C07C; C07C407/00; C07C409/00; C07C409/02; C07C409/04; C07C409/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
IN A PROCESS FOR THE PRODUCTION OF AN ALPHA, ALPHADIALKYL ARYLMETHYL HYDROPEROXIDE-CONTAINING REACTION MIXTURE BY THE INTERACTION OF AN ALPHA,ALPHA-DIALKYL ARYLMETHANE WITH AN OXYGEN-CONTAINING GAS, THE IMPROVEMENT WHICH COMPRISES EFFECTING SAID REACTION IN THE PRESENCE OF ADDED PYRIDINE.
Claim 2
Dependent Claim
38 words
IN A PROCESS FOR THE PRODUCTION OF AN ALPHA, ALPHADIALKYL ARYLMETHYL HYDROPEROXIDE-CONTAINING REACTION MIXTURE BY THE INTERACTION OF AN ALPHA,ALPHA-DIALKYL ARYLMETHANE WITH AN OXYGEN-CONTAINING GAS, THE IMPROVEMENT WHICH COMPRISES EFFECTING SAID REACTION IN THE PRESENCE OF ADDED PYRIDINE.
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) | 1959-02-06 | 1959-08-08 | 1960-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-06 | 1963-08-08 | 1964-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-06 | 1967-08-08 | 1968-02-07 | $7700.00 | Window Closed / Lapsed |