US3100728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and composition for phosphatizing metals
Assignee: Hooker Chemical Corp
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Filing: 1960-03-21
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Granted: 1963-08-13
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Expires: 1980-03-21
Abstract
No abstract record available.
Inventors
- 👤 William J Vuilo
- 👤 Donald H Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:33
CPC Classifications
C; C23; C23C; C23C22/00; C23C22/02; C23C22/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A SUBSTANTIALLY WATER-FREE COMPOSITION OF MATTER SUITABLE FOR PHOSPHATIZING METAL CONSISTING ESSENTIALLY OF A CHLORINATED HYDROCARBON CONTAINING A MINOR PROPORTION OF A MONOHYDROXY ALCOHOL SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC MONOHYDROXY ALCOHOLS, ALICYCLIC MONOHYDROXY ALCOHOLS, AND MIXTURES THEREOF, A PHOSPHATIZING PROPORTION OF ORTHOPHOSPHORIC ACID, AND AN INHIBITING PROPORTION OF GLACIAL ACETIC ACID EQUIVALENT TO BETWEEN ABOUT 0.1 AND ABOUT 0.5 PERCENT BY WEIGHT OF SAID COMPOSITION.
Claim 2
Dependent Claim
67 words
A SUBSTANTIALLY WATER-FREE COMPOSITION OF MATTER SUITABLE FOR PHOSPHATIZING METAL CONSISTING ESSENTIALLY OF A CHLORINATED HYDROCARBON CONTAINING A MINOR PROPORTION OF A MONOHYDROXY ALCOHOL SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC MONOHYDROXY ALCOHOLS, ALICYCLIC MONOHYDROXY ALCOHOLS, AND MIXTURES THEREOF, A PHOSPHATIZING PROPORTION OF ORTHOPHOSPHORIC ACID, AND AN INHIBITING PROPORTION OF GLACIAL ACETIC ACID EQUIVALENT TO BETWEEN ABOUT 0.1 AND ABOUT 0.5 PERCENT BY WEIGHT OF SAID COMPOSITION.
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) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |