Patent US3228806A successfully refreshed from Google Patents.
US3228806A
Expired / Lapsed
US
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Stabilization of chlorohydrocarbons in phosphoric acid coating baths
Assignee: EIDP Inc
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Filing: 1961-08-04
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Granted: 1966-01-11
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Expires: 1981-08-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Lawrence Fullhart
- 👤 Swalheim Donald Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:43
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/06; C07C37/07; C07C46/00; C07C46/02; C07C46/06; C07C50/00; C07C50/02; C07C50/04; C23; C23C; C23C22/00; C23C22/02; C23C22/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
AN ANHYDROUS METAL PHOSPHATIZING COMPOSITION CONSISTING ESSENTIALLY OF A HALOHYDROCARBON SOLVENT, PHOSPHORIC ACID, A SOLUBILIZING AGENT FOR SAID PHOSPHORIC ACID IN SAID HALOHYDROCARBON SOLVENT AND, AS AN AGENT TO PREVENT THE PRESENCE OF OBJECTIONALBE CORROSIVE AMOUNTS OF A HYDROGEN HALIDE, 0.001% TO 5% OF A QUINONE.
Claim 2
Dependent Claim
46 words
AN ANHYDROUS METAL PHOSPHATIZING COMPOSITION CONSISTING ESSENTIALLY OF A HALOHYDROCARBON SOLVENT, PHOSPHORIC ACID, A SOLUBILIZING AGENT FOR SAID PHOSPHORIC ACID IN SAID HALOHYDROCARBON SOLVENT AND, AS AN AGENT TO PREVENT THE PRESENCE OF OBJECTIONALBE CORROSIVE AMOUNTS OF A HYDROGEN HALIDE, 0.001% TO 5% OF A QUINONE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |