US3364149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion-inhibited phosphate solutions and compositions useful for manufacturing them
Assignee: Monsanto Co
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Filing: 1964-05-13
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Granted: 1968-01-16
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Expires: 1984-05-13
Abstract
No abstract record available.
Inventors
- 👤 William W Morgenthaler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:37
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/14; C23F11/149; A; A62; A62D; A62D1/00; A62D1/0028; A62D1/0035; C01; C01B; C01B25/00; C01B25/16; C01B25/26; C01B25/28; C01B25/38; C01B25/40; C01B25/405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
AN AQUEOUS AMMONIUM ORTHOPHOSPHATE COMPOSITION CONSISTING ESSENTIALLY OF, IN ADDITION TO THE AMMONIUM ORTHOPHOSPHATE DISSOLVED THEREIN IN AN AMOUNT OF AT LEAST ABOUT 0.5 WEIGHT PERCENT OF SAID COMPOSITION, A WATER-SOLUBLE 8-HYDROXY QUINOLINE COMPOUND TO EFFECTIVELY DECREASE THE NORMAL CORROSVITY OF SAID COMPOSITION TOWARD COPPER AND COPPER-CONTAINING ALLOYS, SAID 8HYDROXY QUINOLINE COMOUND SELECTED FROM THE GROUP CONSISTING OF A COMPOUND HAVING THE FOLLOWING FORMULA
Claim 2
Dependent Claim
64 words
AN AQUEOUS AMMONIUM ORTHOPHOSPHATE COMPOSITION CONSISTING ESSENTIALLY OF, IN ADDITION TO THE AMMONIUM ORTHOPHOSPHATE DISSOLVED THEREIN IN AN AMOUNT OF AT LEAST ABOUT 0.5 WEIGHT PERCENT OF SAID COMPOSITION, A WATER-SOLUBLE 8-HYDROXY QUINOLINE COMPOUND TO EFFECTIVELY DECREASE THE NORMAL CORROSVITY OF SAID COMPOSITION TOWARD COPPER AND COPPER-CONTAINING ALLOYS, SAID 8HYDROXY QUINOLINE COMOUND SELECTED FROM THE GROUP CONSISTING OF A COMPOUND HAVING THE FOLLOWING 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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |