Patents by Inventor Isidro Pino

Isidro Pino 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: 4350199
    Abstract: A quick closing gate, formed of uniformly spaced horizontal bars slidably engaged within a gate track of two sections joined at an acute angle close to ninety degrees, said gate track being rotatable so as to be easily rotated from a position in which gravity maintains the gate in a stable open position, to a position in which gravity acts to close the gate. Quick closure of the gate is facilitated by compressed springs in one embodiment of the invention.
    Type: Grant
    Filed: February 5, 1981
    Date of Patent: September 21, 1982
    Inventor: Isidro Pino