Preform for drain installation

- Coflex S.A. de C.V.
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Description

FIG. 1 is a perspective view of a preform for drain installation in accordance with our design;

FIG. 2 is a top view of the preform for drain installation shown in FIG. 1;

FIG. 3 is a bottom view of the preform for drain installation shown in FIG. 1; and,

FIG. 4 is a side view of the preform for drain installation shown in FIG. 1.

The dashed broken lines in the drawings depict portions of the perform for drain installation that form no part of the claim.

Claims

The ornamental design for a preform for drain installation, as shown and described.

Referenced Cited
U.S. Patent Documents
4146939 April 3, 1979 Izzi
5458769 October 17, 1995 Johannessen
D421101 February 22, 2000 Barnett
D421102 February 22, 2000 Barnett
D421295 February 29, 2000 Barnett
6108828 August 29, 2000 Cheng
D523537 June 20, 2006 Howard
D576257 September 2, 2008 Rattenbury
D602575 October 20, 2009 Breda
D655399 March 6, 2012 Rodriguez
8833387 September 16, 2014 Lucas
9739045 August 22, 2017 Jones
9775472 October 3, 2017 Herring
Patent History
Patent number: D844116
Type: Grant
Filed: Feb 21, 2017
Date of Patent: Mar 26, 2019
Assignee: Coflex S.A. de C.V. (Monterrery)
Inventors: Humberto Flores Villarreal (San Pedro Garza Garcia), Eduardo Coronado (San Pedro Garza Garcia)
Primary Examiner: Eric L Goodman
Assistant Examiner: Amy C Wierenga
Application Number: 29/594,612
Classifications
Current U.S. Class: Fitting (10) (D23/259)