Patents by Inventor Angus Campbell Mair

Angus Campbell Mair 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).

  • Starch derivatives
    Patent number: 4053379
    Abstract: Starch, in a form so it is absorbable by body tissues and especially suitable for use as a medical dusting powder or lubricant for surgical gloves, is obtained by treating a substituted polysaccharide such as etherified vegetable starch with an acid or alkaline material and heating until it has a reducing power of at least 15 R.sub.Cu units, and then optionally is sterilized with gamma-irradiation thereby raising the reducing power to at least 65 R.sub.Cu units.
    Type: Grant
    Filed: October 10, 1975
    Date of Patent: October 11, 1977
    Assignee: Arbrook, Inc.
    Inventors: John Francis Fox, Thomas William Roylance, Angus Campbell Mair