Patents by Inventor Ivan F. Brownson

Ivan F. Brownson 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).

  • Buckle
    Patent number: 4035877
    Abstract: A buckle having a male member insertable into a female member, the male member having a rigid portion and the female member having a flexible portion which engages the rigid portion to produce the locking action and the male member has a separate flexible portion which overlies the flexible female portion so that pressure applied to the flexible male portion moves the flexible female portion to unlock the buckle by moving it away from the rigid male portion.
    Type: Grant
    Filed: September 15, 1975
    Date of Patent: July 19, 1977
    Inventors: Ivan F. Brownson, Eric J. Brownson