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United States Utility Patents
4,882,220 - 4,882,229

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NumberTitle
4,882,220 Fibrous structures having a durable fragrance
4,882,221 Chemically treated paper products - towel and tissue
4,882,222 Carpet fiber blends
4,882,223 Hollow fibers production method thereof and their applications particularly in the field of membrane-type separations
4,882,224 Magnetic particles, method for making and electromagnetic clutch using same
4,882,225 Modified powder or particulate material
4,882,226 Carrier material for use in chromatography or carrying out enzymatic reactions
4,882,227 Conductive resin composition and molded product using the same
4,882,228 Multilayer coated film structures
4,882,229 Blends of high molecular weight polybutylene with low density polyethylene



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