Patent assignee · US · COMPANY

Unifrax LLC

20Patents
0Active
20Granted
35Portfolio score

Filing activity: Nov 3, 1994 → Jun 25, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US6128874A Fire resistant barrier for dynamic expansion joints Fixed Constructions 152 Expired
US5585312A High temperature stable continuous filament glass ceramic fiber Textiles; Paper 96 Expired
US5874375A High temperature resistant glass fiber Chemistry; Metallurgy 72 Expired
US5580532A Mounting mat for fragile structures such as catalytic converters Emerging Cross-Sectional Technologies 64 Expired
US6112488A Fire barrier material and gaskets therefor Fixed Constructions 58 Expired
US6030910A High temperature resistant glass fiber Chemistry; Metallurgy 56 Expired
US6855298B2 Amorphous non-intumescent inorganic fiber mat for low temperature exhaust gas treatment device Emerging Cross-Sectional Technologies 54 Expired
US6025288A High temperature resistant glass fiber Chemistry; Metallurgy 51 Expired
US6231818A Amorphous non-intumescent inorganic fiber mat for low temperature exhaust gas treatment devices Emerging Cross-Sectional Technologies 47 Expired
US6953757B2 High temperature a resistant vitreous inorganic fiber Emerging Cross-Sectional Technologies 46 Expired
US5569629A High temperature stable continuous filament glass ceramic fibers Textiles; Paper 44 Expired
US7033412B2 Exhaust gas treatment device and method for making the same Emerging Cross-Sectional Technologies 38 Expired
US5666726A Method of making a mounting mat for fragile structures such as catalytic converters Emerging Cross-Sectional Technologies 38 Expired
US5567536A Inorganic ceramic paper, its method of manufacturing and articles produced therefrom Emerging Cross-Sectional Technologies 34 Expired
US5811063A Mounting mat for fragile structures such as catalytic converters Emerging Cross-Sectional Technologies 32 Expired
US5989736A Carbon fiber and ceramic fiber paper composites and uses therefor Emerging Cross-Sectional Technologies 11 Expired
US7468336B2 High temperature resistant vitreous inorganic fiber Chemistry; Metallurgy 10 Expired
US5767022A Friction pad containing high temperature stable continuous filament glass fibers Emerging Cross-Sectional Technologies 7 Expired
US5834120A Fire protection material Emerging Cross-Sectional Technologies 5 Expired
US6447906B1 Fireplace articles comprising non-white inorganic fibers and method of preparation Emerging Cross-Sectional Technologies 4 Expired

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