Tronox LLC
🏢 View company profile →38Patents
29Active
38Granted
51Portfolio score
Filing activity: Sep 30, 2002 → Jun 19, 2019 · 9 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7238231B1 | Process for manufacturing zirconia-treated titanium dioxide pigments | Chemistry; Metallurgy | 26 | Active |
| US7238450B2 | High voltage laminar cathode materials for lithium rechargeable batteries, and process for making the same | Emerging Cross-Sectional Technologies | 26 | Expired |
| US7285225B2 | Method and apparatus for concentrating a slurry | Chemistry; Metallurgy | 19 | Expired |
| US7150416B2 | Liquid fuel injection | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7182931B2 | Process for making titanium dioxide | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7250080B1 | Process for the manufacture of organosilicon compound-treated pigments | Chemistry; Metallurgy | 7 | Active |
| US7175821B2 | Reactor and process for reducing emissions of CO and NOx | Performing Operations; Transporting | 4 | Expired |
| US7115157B2 | Gas separation apparatus and methods | Performing Operations; Transporting | 4 | Expired |
| US9315615B2 | Titanium dioxide pigment and manufacturing method | Chemistry; Metallurgy | 4 | Active |
| US7935753B2 | Surface treated pigment | Chemistry; Metallurgy | 3 | Active |
| US8691167B2 | Process for controlling carbonyl sulfide produced during chlorination of ores | Performing Operations; Transporting | 3 | Active |
| US7854917B2 | Methods of controlling the particle size of titanium dioxide produced by the chloride process | Chemistry; Metallurgy | 2 | Active |
| US8840719B2 | Titanium dioxide pigments and manufacturing method | Chemistry; Metallurgy | 2 | Active |
| US8387901B2 | Jet for use in a jet mill micronizer | Emerging Cross-Sectional Technologies | 1 | Active |
| US9745405B2 | Polymer, polymer modified titanium dioxide pigment, and method of forming a pigmented paint formulation | Chemistry; Metallurgy | 1 | Active |
| US10125219B2 | Titanium dioxide pigment and manufacturing method | Chemistry; Metallurgy | 1 | Active |
| US8128127B2 | Changing fluid flow direction | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7138011B2 | Surface treated pigments | Chemistry; Metallurgy | 1 | Expired |
| US7250144B2 | Perchlorate removal from sodium chlorate process | Chemistry; Metallurgy | 1 | Expired |
| US10109858B1 | Method for preparing electrolytic manganese dioxide | Emerging Cross-Sectional Technologies | 1 | Active |
| US11371190B2 | Treated titanium dioxide pigment with high magnesium oxide addition, process of making thereof and use thereof in paper manufacture | Chemistry; Metallurgy | 1 | Active |
| US11718538B2 | Centrifugal aluminum chloride generator | Chemistry; Metallurgy | 0 | Active |
| US11223042B2 | Lithium-intercalated titanium dioxide, lithium titanate particles made therefrom, and related methods | Emerging Cross-Sectional Technologies | 0 | Active |
| US10370540B2 | Inorganic pigments surface treated with polyol esters | Chemistry; Metallurgy | 0 | Active |
| US7943103B2 | Waste solids handling | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.