Drainage connecting pipe

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Description

FIG. 1 is a front view of a drainage connecting pipe according to the present application;

FIG. 2 is a rear view of the drainage connecting pipe;

FIG. 3 is a left view of the drainage connecting pipe;

FIG. 4 is a right view of the drainage connecting pipe;

FIG. 5 is a top view of the drainage connecting pipe;

FIG. 6 is a bottom view of the drainage connecting pipe; and,

FIG. 7 is a perspective view of the drainage connecting pipe.

Claims

The ornamental design for a drainage connecting pipe, as shown.

Referenced Cited
U.S. Patent Documents
1629208 May 1927 Ernst
D347271 May 24, 1994 Inda
D465012 October 29, 2002 Tauzer
D469859 February 4, 2003 Didone
D647598 October 25, 2011 Matusche
D716417 October 28, 2014 Harbour
D737409 August 25, 2015 Waggoner
D750744 March 1, 2016 Liljeqvist
D755354 May 3, 2016 Coronado
D755940 May 10, 2016 Schulze
D770599 November 1, 2016 Daughters
Patent History
Patent number: D816195
Type: Grant
Filed: Aug 16, 2016
Date of Patent: Apr 24, 2018
Assignee: BEIJING RUNDE HONGTU TECHNOLOGY DEVELOPMENT CO. LTD. (Beijing)
Inventor: Runfan Li (Beijing)
Primary Examiner: Eric L Goodman
Assistant Examiner: Amy C Wierenga
Application Number: 29/574,499
Classifications