Patents by Inventor Otto Caspar

Otto Caspar 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).

  • Alkaline earth metal peroxide product
    Patent number: 6280495
    Abstract: A homogeneous calcium/magnesium peroxide, its manufacture and use are described. The new calcium/magnesium peroxide is suitable in particular as an additive used as source of oxygen and acid buffer, e.g. in the application, processing, treatment and/or disposal of various biomaterials.
    Type: Grant
    Filed: December 15, 2000
    Date of Patent: August 28, 2001
    Assignee: Solvay Interox GmbH
    Inventors: Werner Doetsch, Otto Caspar
  • Alkaline earth metal peroxide product
    Patent number: 6193776
    Abstract: A homogeneous calcium/magnesium peroxide, its manufacture and use are described. The new calcium/magnesium peroxide is suitable in particular as an additive used as source of oxygen and acid buffer, e.g. in the application, processing, treatment and/or disposal of various biomaterials.
    Type: Grant
    Filed: December 5, 1997
    Date of Patent: February 27, 2001
    Assignee: Solvay Interox GmbH
    Inventors: Werner Doetsch, Otto Caspar