Class C09C : TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES
Subclass 1/26: Treatment of specific inorganic materials other than fibrous fillers (luminescent or tenebrescent materials C09K); Preparation of carbon black Compounds of iron Iron blues
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 9067782 | Inorganic pigment compositions comprising surface-modified nanoparticles, and methods of making | Nov 19, 10 | Jun 30, 15 | 3M INNOVATIVE PROPERTIES COMPANY |
| 7678188 | Ultrafine particles of Prussian blue-type metal complex, dispersion liquid thereof and their production methods | Feb 08, 06 | Mar 16, 10 | NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2010/0291,014 | Pigment Mixtures | May 13, 10 | Nov 18, 10 | MERCK PATENT GMBH |
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