Patents by Inventor Michael We?ling

Michael We?ling 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).

  • Highly concentrated, aqueous oligoester and polyester formulations
    Patent number: 7790665
    Abstract: Disclosed are highly concentrated aqueous soil release polyester formulations containing 50 to 90 percent by weight of soil release polyester and 0.1 to 40 percent by weight of a polycarboxylic acid or a polycarboxylate. Adding these highly concentrated polycarboxylic acids or polycarboxylates makes it possible to produce highly concentrated soil release polyester formulations which are stable while being provided with low viscosity.
    Type: Grant
    Filed: June 14, 2005
    Date of Patent: September 7, 2010
    Assignee: Clariant Produkte (Deutschland) GmbH
    Inventors: Frank-Peter Lang, Michael Weβling