Patent assignee · CH · COMPANY

MBT Holding AG

61Patents
0Active
61Granted
38Portfolio score

Filing activity: Nov 10, 1992 → May 3, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US5728209A Unitized cement admixture Chemistry; Metallurgy 109 Expired
US5661206A Fluidity control of cementitious compositions Chemistry; Metallurgy 98 Expired
US6131353A Composite weather barrier Emerging Cross-Sectional Technologies 97 Expired
US6133347A Oligomeric dispersant Chemistry; Metallurgy 74 Expired
US6187841A Cement composition using the dispersant of (meth)acrylic esters, (metha)acrylic acids polymers Chemistry; Metallurgy 68 Expired
US6008275A Cementitious mixture containing high pozzolan cement replacement and compatabilizing admixtures therefor Emerging Cross-Sectional Technologies 68 Expired
US6376581B1 Cement dispersant, method for production thereof, and cement composition using the dispersant Chemistry; Metallurgy 67 Expired
US6042258A Admixture dispensing and concrete mixer monitoring method Performing Operations; Transporting 60 Expired
US6042259A Admixture dispensing and concrete mixer monitoring system Performing Operations; Transporting 60 Expired
US6136088A Rapid setting, high early strength binders Chemistry; Metallurgy 50 Expired
US6136950A Highly efficient cement dispersants Chemistry; Metallurgy 49 Expired
US6290770A Cementitious mixture containing high pozzolan cement replacement and compatabilizing admixtures therefor Emerging Cross-Sectional Technologies 46 Expired
US6310143A Derivatized polycarboxylate dispersants Emerging Cross-Sectional Technologies 44 Expired
US5668195A Fluidifying agents for cementitious compositions based random copolymers, compositions comprising the same, and methods for their use Chemistry; Metallurgy 44 Expired
US5674929A Cementitious compositions for layered applications Chemistry; Metallurgy 43 Expired
US6267814A Cementitious dry cast mixture Chemistry; Metallurgy 39 Expired
US6284867A Highly efficient cement dispersants Chemistry; Metallurgy 39 Expired
US6063184A Admixtures for cementitous compositions Chemistry; Metallurgy 37 Expired
US6076997A Deep mix soil stabilization method Emerging Cross-Sectional Technologies 31 Expired
US6514595B1 Integrated marking materials Emerging Cross-Sectional Technologies 31 Expired
US6248166A Porous material and cementitious compositions prepared therefrom Emerging Cross-Sectional Technologies 27 Expired
US5997630A Concrete accelerators Chemistry; Metallurgy 25 Expired
US6569924B2 Solubilized defoamers for cementitious compositions Chemistry; Metallurgy 20 Expired
US6451881B1 Oligomeric dispersant Chemistry; Metallurgy 20 Expired
US5880182A Water-reducing admixtures for cementitious compositions Chemistry; Metallurgy 14 Expired

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