Patent assignee · CH · COMPANY

CLARIANT INTERNATIONAL LTD

262Patents
221Active
262Granted
57Portfolio score

Filing activity: Oct 21, 1997 → Nov 11, 2022 · 13 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6358665B1 Radiation-sensitive composition of chemical amplification type Emerging Cross-Sectional Technologies 63 Expired
US9452121B2 Composition containing amino acid surfactants, betaines and N-methyl-N-acylglucamines and having improved foam quality and higher viscosity Chemistry; Metallurgy 62 Active
US6482479B1 Active matrix displays having high contrast values Chemistry; Metallurgy 56 Expired
US7939484B1 Method for reducing the adhesion forces between hard surfaces and subsequently occurring soil Chemistry; Metallurgy 56 Active
US5998092A Water soluble negative-working photoresist composition Physics 46 Expired
US6329117A Antireflection or light-absorbing coating composition and polymer therefor Emerging Cross-Sectional Technologies 33 Expired
US7348303B2 Quaternary ammonium composition Chemistry; Metallurgy 31 Expired
US7485745B2 Mixtures composed of monocarboxy-functionalized dialkylphosphinic esters and of further components Chemistry; Metallurgy 21 Active
US7384472B2 Pigment preparations based on PY 155 Chemistry; Metallurgy 19 Active
US6723138B2 Preparation of diketopyrrolopyrrole pigments Emerging Cross-Sectional Technologies 15 Expired
US6255405A Light-absorbing polymers and application thereof to anti-reflection film Chemistry; Metallurgy 15 Expired
US6462128B1 Process of making finely divided opaque particles Chemistry; Metallurgy 10 Expired
US9920309B2 Enzyme-composition for hydrolyzing biomass Emerging Cross-Sectional Technologies 9 Active
US9504636B2 Surfactant solutions containing N-methyl-N-oleylglucamines and N-methyl-N-C12-C14-acylglucamines Human Necessities 9 Active
US6566519B2 Preparation of diketopyrrolopyrrole pigments Emerging Cross-Sectional Technologies 9 Expired
US5964951A Rinsing solution Physics 9 Expired
US9834635B2 Polymers based on arcrylic, methacrylic or ethacrylic amidoalkyl sulfonic acid or salts and carboxyalky acrylate, methacrylate or ethacrylate or oligomers of said carboxy compounds Chemistry; Metallurgy 8 Active
US6465411B2 Pine oil cleaning composition Chemistry; Metallurgy 7 Expired
US9949909B2 Use of special N-alkyl-N-acylglucamines for conditioning hair in hair washing agents Human Necessities 7 Active
US9526687B2 Polymers based on sulfonic acids, amides and special cross-linking agents Chemistry; Metallurgy 7 Active
US9534109B2 Flame retardant-stabilizer combination for thermoplastic polymers Chemistry; Metallurgy 7 Active
US6362145B1 Clear soap bar comprising metal catalyst sodium cocoyl isethionate Chemistry; Metallurgy 6 Expired
US11142494B2 Compound comprising certain level of bio-based carbon Chemistry; Metallurgy 6 Active
US6347637B1 Cleaning method of containers and apparatus thereof Performing Operations; Transporting 6 Expired
US6489274B1 Liquid rinse-off compositions for personal care comprising a trimethyl-silylalkylsilsesquioxane Chemistry; Metallurgy 6 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.