Patents by Inventor Terry J. P. Bridgwater

Terry J. P. Bridgwater 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).

  • Vapor lock resistant hydraulic fluids
    Patent number: 4450087
    Abstract: A composition suitable for use as a hydraulic fluid comprises:(a) a lubricating oil preferably in an amount of from 20 to 80% by weight;(b) a minor amount of oil-soluble borate ester;(c) an amine which prevents deposition of oil-insoluble hydrolysis products of the borate ester; and optionally(d) an oil soluble orthoester of the formula: ##STR1## wherein R.sup.7, R.sup.8, R.sup.9 and R.sup.10 are specified groups.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: May 22, 1984
    Inventors: Herbert F. Askew, Colin J. Harrington, Terry J. P. Bridgwater