Patents by Inventor Sherman H. Chiang

Sherman H. Chiang 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).

  • Cover protected brush with collapsible bristles
    Patent number: 4250590
    Abstract: A cover protected brush with collapsible bristles, more specifically a collapsible brush for ladies, characterized in that the bristles of the brush can be collapsed and protected with a cover so as to reduce its volume and make it easier for a lady to carry in her handbag. The mirror affixed to the cover makes the brush serve also as a handle mirror.
    Type: Grant
    Filed: August 23, 1979
    Date of Patent: February 17, 1981
    Inventor: Sherman H. Chiang