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United States Utility Patents
4,104,430 - 4,104,439

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NumberTitle
4,104,430 Vacuum formable materials
4,104,431 Porous wraps for smoking articles
4,104,432 Plastic articles having on the surface thereof a protected metal film
4,104,433 Flame retardant, non-dripping coating composition comprising crosslinkable copolymers of dihydric phenols with bis chloroalkyl oxetanes
4,104,434 Sizing composition and glass fibers sized therewith
4,104,435 Sponge
4,104,436 Magnetic head cleaning article
4,104,437 Pressure-sensitive copy system including ureido fluoran chromogenic compounds
4,104,438 Gas-barrier coated films, sheets or foils and method of preparation
4,104,439 Textile fiber



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