US3040101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation of alkylbenzenes
Assignee: Union Carbide Corp
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Filing: 1959-12-18
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Granted: 1962-06-19
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Expires: 1979-12-18
Abstract
No abstract record available.
Inventors
- 👤 Gilbert B Luzader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:41
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/16; C07C51/21; C07C51/255; C07C51/265; C07C29/00; C07C29/48; C07C29/50; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34; C07C45/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A PROCESS FOR THE PREPARATION OF ARYL KETONES AND ARYL ALKYL CARBINOLS WHICH COMPRISES HEATING IN THE LIQUID PHASE ABOVE OF MORE THAN ONE CARBON ATOM AND LEAST ONE ALKYL GROUP OF MORE THAN ONE CARBON ATOM AND OXYGEN IN THE PRESENCE OF CATALYTIC AMOUNTS OF PYRIDINES HAVING THE FORMULA:
Claim 2
Dependent Claim
50 words
A PROCESS FOR THE PREPARATION OF ARYL KETONES AND ARYL ALKYL CARBINOLS WHICH COMPRISES HEATING IN THE LIQUID PHASE ABOVE OF MORE THAN ONE CARBON ATOM AND LEAST ONE ALKYL GROUP OF MORE THAN ONE CARBON ATOM AND OXYGEN IN THE PRESENCE OF CATALYTIC AMOUNTS OF PYRIDINES HAVING THE FORMULA:
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) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |