COLUMBIAN CHEMICALS COMPANY

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TULSA, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Carbon black process
- Patent number 4,391,789
- Issue date Jul 5, 1983
- Columbian Chemicals Company
- Earl J. Estopinal
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the manufacture of battery carbon black
- Patent number 4,367,208
- Issue date Jan 4, 1983
- Columbian Chemicals Company
- Fred E. Glasstetter
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Battery carbon black
- Patent number 4,351,815
- Issue date Sep 28, 1982
- Columbian Chemicals Company
- Fred E. Glasstetter
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Reduction of the degradation of refractories in a carbon black reactor
- Patent number 4,342,736
- Issue date Aug 3, 1982
- Columbian Chemicals Company
- Earl J. Estopinal
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for purifying ethers
- Patent number 4,322,565
- Issue date Mar 30, 1982
- Columbian Chemicals Company
- Anderson O. Dotson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for separating alkanols from aqueous calcium chloride
- Patent number 4,262,149
- Issue date Apr 14, 1981
- Columbian Chemicals Company
- Anderson O. Dotson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Measurement of carbon black dispersion
- Patent number 4,220,042
- Issue date Sep 2, 1980
- Columbian Chemicals Company
- Paul C. Vegvari
- G01 - MEASURING TESTING

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Trademarklast 30 trademarks

Information Trademark
73588440 - ULTRA
- Serial number 73588440
- Registration number 1413873
- Filing date Mar 17, 1986
- Columbian Chemicals Company
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73265279 - CCC COLUMBIAN CHEMICALS COMPANY
- Serial number 73265279
- Registration number 1237856
- Filing date Jun 6, 1980
- Columbian Chemicals Company
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73265280 - CCC COLUMBIAN CHEMICALS COMPANY
- Serial number 73265280
- Registration number 1209394
- Filing date Jun 6, 1980
- Columbian Chemicals Company
- 2 - Paints, varnishes, lacquers
Information Trademark
73265281 - CCC COLUMBIAN CHEMICALS COMPANY
- Serial number 73265281
- Registration number 1209708
- Filing date Jun 6, 1980
- Columbian Chemicals Company
- 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes