Inventor · Dornach, CH

Rosemarie Topfl

39Patents
9h-index
18Co-inventors
68Inventor score

Filing activity: Aug 6, 1973 → Apr 8, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US3991237A Process for bonding and providing nonwovens with an antimicrobial finish Chemistry; Metallurgy 37 Expired
US3951891A Preparations of reaction products of epoxides, fatty amines and fatty acids, process for their manufacture and their use Emerging Cross-Sectional Technologies 36 Expired
US4563190A Dyeing assistant and use thereof for dyeing or printing synthetic polyamide fibre material Emerging Cross-Sectional Technologies 24 Expired
US4559162A Compositions of polymers based on acrylic acid, solvents, surfactants and, if appropriate, silicone oils, their preparation and their use as anti-foams and deaerating agents Chemistry; Metallurgy 21 Expired
US4144026A Process for simultaneously providing synthetic textile materials with an antistatic and dirt-repellent finish Textiles; Paper 18 Expired
US5201998A Process for sizing paper with anionic hydrophobic sizing agents and cationic retention aids Textiles; Paper 17 Expired
US5147411A Process for improving the yield and the wet fastness properties of dyeings or prints produced with anionic dyes on cellulose fibre material using alkyl di-allyl or halo-hydroxypropyl ammonium salts Emerging Cross-Sectional Technologies 12 Expired
US5009668A Mixture of assistants and its use in the dyeing of synthetic fibre materials: acid ester of oxyalkylated phendl, nonionic surfactant and dye carrier Emerging Cross-Sectional Technologies 10 Expired
US4221886A Agent for surface-sizing papers with maleic anhydride copolymers Chemistry; Metallurgy 9 Expired
US4894183A Composition and use thereof as dyeing or textile auxiliary Textiles; Paper 8 Expired
US4684736A Bisimidazolium salts Textiles; Paper 8 Expired
US4728337A Assistant combination and use thereof as wool textile finishing agent Emerging Cross-Sectional Technologies 8 Expired
US4134867A Finishing of leather with reaction products of epoxides and fatty acids Emerging Cross-Sectional Technologies 7 Expired
US4767568A Foam inhibitors for aqueous systems and use thereof Textiles; Paper 7 Expired
US4906413A Diquaternary ammonium salts and the use thereof as textile finishing agents Emerging Cross-Sectional Technologies 7 Expired
US4323490A Mixtures of components, comprising epoxide/polyalkylene-polyaminoamide reaction products and acrylic-based and/or styrene-based polymers, their preparation and their use as paper sizes and textile treatment agents Chemistry; Metallurgy 7 Expired
US4376078A Reaction product salts of epoxides, polyalkylenepoly-aminoamides, fatty amines and fatty acids or fatty acid esters, halides, isocyanates or ketene dimers Emerging Cross-Sectional Technologies 6 Expired
US5074888A Compositions and use thereof as dyeing or textile auxiliary Textiles; Paper 6 Expired
US4079042A Copolymers containing carboxy and ester groups, process for their manufacture and their use Emerging Cross-Sectional Technologies 6 Expired
US4009110A Copolymers of maleic anhydride, diketene and alkyl ethers, process for their manufacture and their use Chemistry; Metallurgy 6 Expired
US4066392A Process for modifying keratinous materials Emerging Cross-Sectional Technologies 5 Expired
US4778919A Maleic or phthalic acid half esters of alkoxylated fatty amines Textiles; Paper 5 Expired
US4721512A Process for aftertreating dyed cellulosic material Textiles; Paper 5 Expired
US5126474A Polyadducts of alkylene oxide and styrene oxide with aryl alkanols Textiles; Paper 5 Expired
US4371637A Mixtures of reaction products based on epoxides, primary amines and fatty acids and of aminoplast precondensates, their preparation and their use as leather dressings Emerging Cross-Sectional Technologies 5 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.