US3240708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibitor compositions
Assignee: US Borax Inc
•
Filing: 1962-05-17
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Granted: 1966-03-15
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Expires: 1982-05-17
Abstract
No abstract record available.
Inventors
- 👤 Dulat Josef
- 👤 Collins John Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:11
CPC Classifications
F; F01; F01P; F01P11/00; F01P11/06; C; C09; C09K; C09K5/00; C09K5/20; C23; C23F; C23F11/00; C23F11/08; F01P2011/066; F01P2011/068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A CORROSION INHIBITOR COMPOSITION FOR AQUEOUS LIQUIDS CONSISTING ESSENTIALLY OF 1 TO 25 PARTS OF A WATERSOLUBLE ALKALI METAL TELLURITE, 100 TO 250 PARTS OF A WATERSOLUBLE ALKALI METAL BORATE AND 10 TO 100 PARTS OF A WATER-SOLUBLE ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC CARBOXYLIC ACIDS CONTAINING 6 TO 10 CARBON ATOMS, AROMATIC ACIDS AND ALKALI METAL SALTS THEREOF, AND AROMATIC DIHYDROXY COMPOUNDS IN WHICH THE HYDROXY GROUPS ARE ON ADJACENT NUCLEAR CARBON ATOMS, SAID PARTS BY WEIGHT.
Claim 2
Dependent Claim
81 words
A CORROSION INHIBITOR COMPOSITION FOR AQUEOUS LIQUIDS CONSISTING ESSENTIALLY OF 1 TO 25 PARTS OF A WATERSOLUBLE ALKALI METAL TELLURITE, 100 TO 250 PARTS OF A WATERSOLUBLE ALKALI METAL BORATE AND 10 TO 100 PARTS OF A WATER-SOLUBLE ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC CARBOXYLIC ACIDS CONTAINING 6 TO 10 CARBON ATOMS, AROMATIC ACIDS AND ALKALI METAL SALTS THEREOF, AND AROMATIC DIHYDROXY COMPOUNDS IN WHICH THE HYDROXY GROUPS ARE ON ADJACENT NUCLEAR CARBON ATOMS, SAID PARTS BY WEIGHT.
References Cited (Backward Citations)
US2960473A
Cited
US3079343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |