Patents by Inventor Pravin K. Shah

Pravin K. Shah 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).

  • Stable dispersions of water soluble amide polymers
    Patent number: 4021397
    Abstract: Latices of polymers containing polymerized water-soluble amides may often thicken or gel on storage. The use of small amounts of hydroxylamine sulfate, added usually during processing, after polymerization, during storage or even added after latex thickening has begun, retards thickening and gelling of such latices.
    Type: Grant
    Filed: October 23, 1975
    Date of Patent: May 3, 1977
    Assignee: The B. F. Goodrich Company
    Inventor: Pravin K. Shah