OMYA INTERNATIONAL AG
306Patents
306Active
306Granted
61Portfolio score
Filing activity: Mar 17, 2004 → May 10, 2022 · 37 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8871057B2 | Process for the production of nano-fibrillar cellulose suspensions | Emerging Cross-Sectional Technologies | 27 | Active |
| US8871056B2 | Process for the production of nano-fibrillar cellulose gels | Emerging Cross-Sectional Technologies | 18 | Active |
| US9993428B2 | Gastroretentive drug formulation and delivery systems and their method of preparation using functionalized calcium carbonate | Human Necessities | 17 | Active |
| US9175442B2 | Process for manufacturing coated substrates | Emerging Cross-Sectional Technologies | 11 | Active |
| US8992875B2 | Production of high purity precipitated calcium carbonate | Emerging Cross-Sectional Technologies | 7 | Active |
| US8841571B2 | Method for separating mineral impurities from calcium carbonate-containing rocks by X-ray sorting | Performing Operations; Transporting | 7 | Active |
| US8551428B2 | Precipitated magnesium carbonate | Textiles; Paper | 6 | Active |
| US9012554B2 | Use of surface modified calcium carbonate in adhesives, sealants and/or caulks | Chemistry; Metallurgy | 5 | Active |
| US8721838B2 | Process for manufacturing high solids suspensions of mineral materials | Textiles; Paper | 5 | Active |
| US9725330B2 | Production of high purity precipitated calcium carbonate | Emerging Cross-Sectional Technologies | 4 | Active |
| US8517291B2 | Process of manufacturing a co-ground calcium carbonate mineral of the GCC and PCC type with a specific steepness factor, obtained products and their uses | Emerging Cross-Sectional Technologies | 4 | Active |
| US9579291B2 | Coated controlled release active agent carriers | Human Necessities | 4 | Active |
| US9096761B2 | Process to prepare a surface-reacted calcium carbonate implementing a weak acid, resulting product and uses thereof | Textiles; Paper | 4 | Active |
| US8580030B2 | Concrete mix having anti-efflorescence properties and method of making concrete using the same | Emerging Cross-Sectional Technologies | 4 | Active |
| US9611587B2 | Process for preparing self-binding pigment particles | Chemistry; Metallurgy | 3 | Active |
| US10745288B2 | Production of amorphous calcium carbonate | Chemistry; Metallurgy | 3 | Active |
| US8871018B2 | Use of polyethylenimines as additive in aqueous suspensions of calcium carbonate-comprising materials | Chemistry; Metallurgy | 3 | Active |
| US9105372B2 | Aqueous suspensions of calcium carbonate-comprising materials with low deposit built up | Chemistry; Metallurgy | 3 | Active |
| US10689531B2 | Coating composition comprising submicron calcium carbonate-comprising particles, process to prepare same and use of submicron calcium carbonate-comprising particles in coating compositions | Emerging Cross-Sectional Technologies | 3 | Active |
| US10221077B2 | Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its use | Emerging Cross-Sectional Technologies | 3 | Active |
| US9365723B2 | Process for preparing self-binding pigment particles | Chemistry; Metallurgy | 3 | Active |
| US9593244B2 | Process to prepare a surface-reacted calcium carbonate implementing a weak acid, resulting products and uses thereof | Textiles; Paper | 3 | Active |
| US11098191B2 | Polymer composition filled with an inorganic filler material mixture | Chemistry; Metallurgy | 3 | Active |
| US10589556B2 | Printed watermark | Performing Operations; Transporting | 3 | Active |
| US9061920B2 | Precipitated magnesium carbonate | Emerging Cross-Sectional Technologies | 3 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.