Check valve

Description

FIG. 1 is a perspective view of a check valve showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of the check valve shown in FIG. 1 including a cover;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a right side view thereof;

FIG. 12 is a left side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken lines shown in the figures are for the purpose of illustrating portions of the check valve which form no part of the claimed design.

Claims

CLAIM We claim the ornamental design for a check valve, as shown and described.

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Inventors:	Sisk; Gregory E. (Bonne Terre, MO), Farace; Terry F. (St. Louis, MO)
Applicant:	Name City State Country Type Emerson Electric Co. St. Louis MO US
Assignee:	Emerson Electric Co. (St. Louis, MO)
Appl. No.:	D/599,015
Filed:	March 30, 2017

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Current U.S. Class:	D23/237
Current International Class:	2301
Field of Search:	;D23/233-237,241-250 ;137/844,853,883,843,356,15.18,15.19,218,512.4,512.5

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References Cited [Referenced By]

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U.S. Patent Documents

3626977	December 1971	Riley
3913615	October 1975	Cooper
4049017	September 1977	Jones
4446886	May 1984	Taylor
4893650	January 1990	Chisholm
4930553	June 1990	Grillo
5129423	July 1992	Fournier
D354335	January 1995	Siposs
5785083	July 1998	Tang
7225831	June 2007	Hope
D602564	October 2009	Nimberger
D624157	September 2010	Nimberger
7806142	October 2010	Baros
D707795	June 2014	Huang
D708708	July 2014	Harvell
D745638	December 2015	Hickman
D757218	May 2016	Murphey
9353742	May 2016	Herman
D776791	January 2017	Itou
9611980	April 2017	Herman
9664296	May 2017	Roys
D823992	July 2018	Passino, Jr.
2013/0213504	August 2013	Yabuuchi
2016/0097486	April 2016	Herman

Primary Examiner: Colan; Gino
Attorney, Agent or Firm: Armstrong Teasdale LLP

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