US3253025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decomposing the peroxide in the oxidate resulting from the oxidation of alpha, beta unsaturated aldehydes to the acids
Assignee: Petro Tex Chemical Corp
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Filing: 1961-01-11
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Granted: 1966-05-24
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Expires: 1981-01-11
Abstract
No abstract record available.
Inventors
- 👤 William F Brill
- 👤 Bruno J Barone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:46
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/16; C07C51/21; C07C51/25; C07C51/252; C07C67/00; C07C67/39
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A PROCESS FOR THE PREPARATION OF ETHYLENICALLY UNSATURATED ALIPHATIC ACIDS WHICH COMPRISES OXIDIZING WITH OXYGEN IN THE LIQUID PHASE A FEED MATERIAL WHICH IS A COMPOUND OF THE GENERAL FORMULA
Claim 2
Dependent Claim
30 words
A PROCESS FOR THE PREPARATION OF ETHYLENICALLY UNSATURATED ALIPHATIC ACIDS WHICH COMPRISES OXIDIZING WITH OXYGEN IN THE LIQUID PHASE A FEED MATERIAL WHICH IS A COMPOUND OF THE GENERAL 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) | 1969-05-23 | 1969-11-22 | 1970-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-23 | 1973-11-22 | 1974-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-23 | 1977-11-22 | 1978-05-24 | $7700.00 | Window Closed / Lapsed |