Patents by Inventor Rainer Daus

Rainer Daus has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6780827
    Abstract: Aqueous dispersions (U) containing: (A) a UV-light-absorbing textile treatment agent, (B) a dispersant system and (C) a carboxyl-containing crosslinked copolymer, and optionally (D) at least one formulation additive, are useful for the corresponding UV-active finishing of textile material, in particular textile material which can be dyed with disperse dyes or optically brightened with disperse brighteners, especially for treating cheeses with liquors comprising disperse dyes and UV absorbers or liquors comprising disperse brighteners, without fear of troublesome pressure build-up or dye or brightener deposits.
    Type: Grant
    Filed: February 26, 2001
    Date of Patent: August 24, 2004
    Assignee: Clariant Finance (BVI) Limited
    Inventors: Rainer Daus, Roland Grimm, Jürg Heller, Jean-Luc Mura