Patents by Inventor Robert R. Frydrych

Robert R. Frydrych 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).

  • Patent number: 4243256
    Abstract: A reversible door latch particularly suited for use with narrow style doors. Door latch includes a housing mountable on a door, the housing having confronting side walls, each having an opening therein; a latch member having a latch bolt at one end, the latch member being mountable in the housing in either a first position in which the latch bolt is movable through the opening in one of the side walls or a second position in which the latch bolt is movable through the opening in the other side wall; and a handle rotatably secured to the housing and operatively connected to the latch member for retracting the latch bolt into the housing.
    Type: Grant
    Filed: October 2, 1978
    Date of Patent: January 6, 1981
    Inventor: Robert R. Frydrych