Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.

Patents

  1. Advanced Patent Search
Publication numberUSD536443 S1
Publication typeGrant
Application numberUS 29/225,388
Publication dateFeb 6, 2007
Filing dateMar 16, 2005
Priority dateMar 16, 2005
Publication number225388, 29225388, US D536443 S1, US D536443S1, US-S1-D536443, USD536443 S1, USD536443S1
InventorsThomas Latsos
Original AssigneeThomas Latsos
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Check valve for oxygen service
US D536443 S1
Abstract  available in
Images(3)
Previous page
Next page
Claims(1)
  1. The ornamental design for a check valve for oxygen service, as shown and described.
Description

FIG. 1 is a perspective view of a check valve for oxygen service;

FIG. 2 is front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top view thereof, of which a bottom view is a mirror image; and,

FIG. 5 is a right side view, of which a left side view is a mirror image.

The broken line showing is for illustrative purposes only and forms no part of the claimed design.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8439036Dec 1, 2009May 14, 2013Covidien LpExhalation valve assembly with integral flow sensor
US8439037Dec 1, 2009May 14, 2013Covidien LpExhalation valve assembly with integrated filter and flow sensor
US8469030Dec 1, 2009Jun 25, 2013Covidien LpExhalation valve assembly with selectable contagious/non-contagious latch
US8469031Dec 1, 2009Jun 25, 2013Covidien LpExhalation valve assembly with integrated filter
US9205221Apr 23, 2013Dec 8, 2015Covidien LpExhalation valve assembly with integral flow sensor
US20110126832 *Dec 1, 2009Jun 2, 2011Nellcor Puritan Bennett LlcExhalation Valve Assembly
US20110126834 *Dec 1, 2009Jun 2, 2011Nellcor Puritan Bennett LlcExhalation Valve Assembly With Integral Flow Sensor
USD653749 *Apr 27, 2010Feb 7, 2012Nellcor Puritan Bennett LlcExhalation module filter body
USD655405 *Apr 27, 2010Mar 6, 2012Nellcor Puritan Bennett LlcFilter and valve body for an exhalation module
USD655809 *Apr 27, 2010Mar 13, 2012Nellcor Puritan Bennett LlcValve body with integral flow meter for an exhalation module
Classifications
U.S. ClassificationD24/110.6, D24/129, D23/235