Patent US3683917A successfully refreshed from Google Patents.
US3260622A
Expired / Lapsed
US
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Organic phosphate complexes
Assignee: Lubrizol Corp
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Filing: 1962-09-05
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Granted: 1966-07-12
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Expires: 1982-09-05
Abstract
No abstract record available.
Inventors
- 👤 Suer William M Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:49
CPC Classifications
C; C23; C23C; C23C22/00; C23C22/02; C23C22/03; C08; C08F; C08F8/00; C08F8/40; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31692
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
98 words
AN ORGANIC PHOSPHATE COMPLEX PREPARED BY THE PROCESS WHICH COMPRISES THE REACTION OF A MIXTURE CONSISTING ESSENTIALLY OF: (A) ONE MOLE OF A PHOSPHORUS-CONTAINING REAGENT SELECTED FROM THE GROUP CONSISTING OF PHOSPHORUS PENTOXIDE AND PHOSPHORIC ACIDS, (B) FROM ABOUT 0.2 TO ABOUT 12.5 MOLES OF A COPOLYMER OF ALLYL ALCOHOL AND A STYRENE, AND (C) FROM ABOUT 0.1 TO ABOUT 5 MOLES OF A COMPOUND OTHER THAN AN EPOXY ARYL ETHER, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF ALCOHOLS, MERCAPTANS, AMINES, AMIDES, AND THIOAMIDES, AT A TEMPERATURE WITHIN THE RANGE FROM ABOUT 50*C. TO ABOUT 300*C.
Claim 2
Dependent Claim
98 words
AN ORGANIC PHOSPHATE COMPLEX PREPARED BY THE PROCESS WHICH COMPRISES THE REACTION OF A MIXTURE CONSISTING ESSENTIALLY OF: (A) ONE MOLE OF A PHOSPHORUS-CONTAINING REAGENT SELECTED FROM THE GROUP CONSISTING OF PHOSPHORUS PENTOXIDE AND PHOSPHORIC ACIDS, (B) FROM ABOUT 0.2 TO ABOUT 12.5 MOLES OF A COPOLYMER OF ALLYL ALCOHOL AND A STYRENE, AND (C) FROM ABOUT 0.1 TO ABOUT 5 MOLES OF A COMPOUND OTHER THAN AN EPOXY ARYL ETHER, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF ALCOHOLS, MERCAPTANS, AMINES, AMIDES, AND THIOAMIDES, AT A TEMPERATURE WITHIN THE RANGE FROM ABOUT 50*C. TO ABOUT 300*C.
Claim 3
Dependent Claim
35 words
A METAL ARTICLE WHICH HAS BEEN PROTECTED AGAINST CORROSION BY APPLYING THERETO A FILM WHICH COMPRISES A MAJOR PROPORTION OF A SICCATIVE ORGANIC COATING COMPOSITION AND A MINOR PROPORTION OF THE COMPLEX OF CLAIM 1.
References Cited (Backward Citations)
US3133838A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |