Patents by Inventor Peter Colson

Peter Colson 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).

  • Antifoaming agents
    Patent number: 6297413
    Abstract: Paraffinic oils which comprise in the range of from 45% to 100% basis mass per mass of one or more paraffinic hydrocarbon(s) and have an average molecular weight in the range of from 100-200 are useful as antifoam agents, especially in a surfactant-containing concentrate or an adjuvant concentrate for crop protection use.
    Type: Grant
    Filed: July 27, 1993
    Date of Patent: October 2, 2001
    Assignee: Shell Research Limited
    Inventors: Peter Colson, Holger Weil