Patents by Inventor David Crout

David Crout 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).

  • Process for the modification of surface
    Patent number: 6780980
    Abstract: The present invention relates to a process for the modification of a material surface comprising the steps of (a1) photochemically fixing one or more different compounds of formula onto the material surface, or (a2) photochemically fixing a compound of formula onto the material surface and subsequently converting the —ZH groups to —Z—X moieties, wherein the variables each have the meanings as given in the claims; and (b) enzymatically attaching one or more further carbohydrates to the X radicals of the modified surface obtained according to stop (a1) or (a2). The materials obtainable by the process of the invention are useful, for example, for the manufacture of biomedical devices including biosensors.
    Type: Grant
    Filed: June 29, 2000
    Date of Patent: August 24, 2004
    Assignee: Centre Suisse d'Electronique et de Microtechnique S.A.
    Inventors: Hans Sigrist, Yann Chevolot, David Crout, Jose Martins, Hans-Jörg Mathieu, Dieter Lohmann