Patents by Inventor James H. Wild

James H. Wild 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).

  • Anti-fungal and anti-bacterial polyurethanes
    Patent number: 4263424
    Abstract: Polyurethane polymers having the general formula: ##STR1## wherein each Y is an --NH-- group, Z is an optionally substituted divalent hydrocarbon radical and n is an integer of at least 2; their preparation by reacting 2-bromo-2-nitropropane-1,3-diol and a diisocyanate Z(NCO).sub.2 and the use of the polymers for the protection of various media against attack by microorganisms.
    Type: Grant
    Filed: October 26, 1978
    Date of Patent: April 21, 1981
    Assignee: Imperial Chemical Industries Limited
    Inventors: Alan J. Buckley, Michael Singer, James H. Wild