Patents by Inventor Don Paul Smith

Don Paul Smith 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).

Process for forming watering notches in an irrigation ditch and apparatus adapted for use with the process

Patent number: 5984573

Abstract: Apparatus and process for forming watering notches through a sidewall of a conventional irrigation ditch.

Type: Grant

Filed: June 27, 1997

Date of Patent: November 16, 1999

Inventor: Don Paul Smith

Process for forming watering notches in an irrigation ditch and apparatus adapted for use with the process