Pipe coupling

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Description

1. Pipe coupling

1.1 : Left

1.2 : Right

1.3 : Top

1.4 : Bottom

1.5 : Back

1.6 : Front

1.7 : Perspective

Claims

The ornamental design for a pipe coupling, as shown and described.

Referenced Cited
U.S. Patent Documents
D219214 November 1970 Eklund
D223915 June 1972 Brown et al.
D293462 December 29, 1987 Bower
D321036 October 22, 1991 Jacobs
7255142 August 14, 2007 Carder, Sr.
D648417 November 8, 2011 Varini
D684664 June 18, 2013 Gevers
20090167019 July 2, 2009 Weh
Patent History
Patent number: D831158
Type: Grant
Filed: Mar 16, 2017
Date of Patent: Oct 16, 2018
Inventors: Wolfgang Weh (Illertissen), Erwin Weh (Illertissen)
Primary Examiner: Keli L Hill
Application Number: 35/502,829
Classifications
Current U.S. Class: Trigger, Lever Or Button Actuation (D23/226)