US2832742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibitor composition
Assignee: Alox Corp
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Filing: 1954-06-09
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Granted: 1958-04-29
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Expires: 1974-06-09
Abstract
No abstract record available.
Inventors
- 👤 Clarence A Weltman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:36
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/14; C23F11/141; C23F11/143
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A WATER-SOLUBLE CORROSION INHIBITING COMPOSITION FOR USE IN AQUEOUS LIQUID SYSTEMS, IN CONTACT WITH FERROUS AND NON-FERROUS METALS, CONSISTING ESSENTIALLY OF SUBSTANTIALLY COMPLETELY NEUTRAL DIETHANOLAMINE SALTS OF ABOUT EQUAL PARTS BY WEIGHT OF PARA TERTIARY BUTYL BENZOIC ACID AND A HIGH MOLECULAR WEIGHT ALIPHATIC CARBOXYLIC ACIDS MIXTURE DERIVED FROM AN OXIDIZED PETROLEUM FRACTION, SAID ALIPHATIC CARBOXYLIC ACIDS HAVING CARBON CHAIN LENGTHS BETWEEN C7 AND C18 AND A MEAN CARBON CHAIN LENGTH OF C14.
Claim 2
Dependent Claim
73 words
A WATER-SOLUBLE CORROSION INHIBITING COMPOSITION FOR USE IN AQUEOUS LIQUID SYSTEMS, IN CONTACT WITH FERROUS AND NON-FERROUS METALS, CONSISTING ESSENTIALLY OF SUBSTANTIALLY COMPLETELY NEUTRAL DIETHANOLAMINE SALTS OF ABOUT EQUAL PARTS BY WEIGHT OF PARA TERTIARY BUTYL BENZOIC ACID AND A HIGH MOLECULAR WEIGHT ALIPHATIC CARBOXYLIC ACIDS MIXTURE DERIVED FROM AN OXIDIZED PETROLEUM FRACTION, SAID ALIPHATIC CARBOXYLIC ACIDS HAVING CARBON CHAIN LENGTHS BETWEEN C7 AND C18 AND A MEAN CARBON CHAIN LENGTH OF C14.
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) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |