Patent US3079269A successfully refreshed from Google Patents.
US3079269A
Expired / Lapsed
US
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Inorganic blue to green pigments and processes for making same
Assignee: Akzo Nobel Paints LLC
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Filing: 1960-04-11
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Granted: 1963-02-26
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Expires: 1980-04-11
Abstract
No abstract record available.
Inventors
- 👤 Roy W Chrest
- 👤 Frank O Rummery
- 👤 Richards J Dudley
- 👤 Roseman Reuben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:25
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/0081; C09C1/0084; C01; C01P; C01P2002/00; C01P2002/80; C01P2002/84; C01P2004/00; C01P2004/01; C01P2004/03; C01P2004/80; C01P2004/82; C01P2006/00; C01P2006/32; C01P2006/37; C01P2006/60; C01P2006/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A PROCESS FOR MANUFACTURING OXIDIC BLUE-TO-GREEN PIGMENTS WHICH COMPRISES COMPOUNDING AN INTIMATE MIXTURE OF CABALTOUS OXIDE-PROVIDING MATERIAL, ALUMINAPROVIDING MATERIAL, AND RUTILE-FORMING METATITANIC ACID CAKE IN A PROPORTION OF TITANIUM TO COBALT TO ALUMINUM, EXPRESSED AS SAID OXIDES, DEFINED IN POLYGON ACFGH OF FIGURE 1, AND CALCINING SAID MIXTURE AT A TEMPERATURE BETWEEN ABOUT 700* AND ABOUT 1100*C.
Claim 2
Dependent Claim
57 words
A PROCESS FOR MANUFACTURING OXIDIC BLUE-TO-GREEN PIGMENTS WHICH COMPRISES COMPOUNDING AN INTIMATE MIXTURE OF CABALTOUS OXIDE-PROVIDING MATERIAL, ALUMINAPROVIDING MATERIAL, AND RUTILE-FORMING METATITANIC ACID CAKE IN A PROPORTION OF TITANIUM TO COBALT TO ALUMINUM, EXPRESSED AS SAID OXIDES, DEFINED IN POLYGON ACFGH OF FIGURE 1, AND CALCINING SAID MIXTURE AT A TEMPERATURE BETWEEN ABOUT 700* AND ABOUT 1100*C.
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |