Patents by Inventor Oskar Wack

Oskar Wack 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).

  • Method for the liquid cleaning of objects
    Patent number: 6811616
    Abstract: A method for the liquid cleaning of objects via a cleaning liquid that contains at least two components that under first designated conditions form a mixture and under second designated conditions form a solubility gap, contains the following steps: establishing the first designated conditions, liquid cleaning the objects with the cleaning liquid that is under the first designated conditions, establishing the second designated conditions, and at least partially separating the contaminations from the liquid under the second designated conditions.
    Type: Grant
    Filed: December 7, 2001
    Date of Patent: November 2, 2004
    Assignee: O. K. Wack
    Inventor: Oskar Wack
  • Method for the liquid cleaning of objects
    Publication number: 20020189644
    Abstract: A method for the liquid cleaning of objects via a cleaning liquid that contains at least two components that under first designated conditions form a mixture and under second designated conditions form a solubility gap, contains the following steps:
    Type: Application
    Filed: December 7, 2001
    Publication date: December 19, 2002
    Applicant: Dr. O.K. Wack Chemie GmbH
    Inventor: Oskar Wack