Drive shaft assembly for a mud motor
The broken lines in the drawings depict unclaimed environmental subject matter.
Claims
The ornamental design for a drive shaft assembly for a mud motor, as shown and described.
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Type: Grant
Filed: May 12, 2015
Date of Patent: Dec 13, 2016
Assignee: Ironside, LLC (Conroe, TX)
Inventors: Jack Wingerter (Shenandoah, TX), Rodney Wingerter (Shenandoah, TX)
Primary Examiner: Patricia Palasik
Application Number: 29/526,712