Patent
   D303586
Priority
Aug 06 1987
Filed
Aug 06 1987
Issued
Sep 19 1989
Expiry
Sep 19 2003
Assg.orig
Entity
unknown
4
11
n/a
The ornamental design for a three way y-shaped respiratory valve, as shown and described.

FIG. 1 is a perspective view of a three way Y-shaped respiratory valve, showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof, opposite that shown in FIG. 2;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof.

Rudolph, Hans, Rudolph, Kevin A.

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Patent Priority Assignee Title
3643686,
4436090, Jan 22 1979 Piston actuated, pilot valve operated breathing regulator
4489721, Dec 30 1982 The Regents of the University of California Double lumen tube adaptor and valve system for medical anesthesia circuits
4493339, May 05 1982 Parker Intangibles LLC Air valve for a breathing system
D276464, Apr 23 1982 Allegiance Corporation Respiratory gas flow manifold
D276465, Apr 23 1982 Allegiance Corporation Straight flow manifold
D300270, Mar 16 1987 Hans Rudolph, Inc. Four-way T-shaped respiratory valve
D300271, Mar 16 1987 Hans Rudolph Inc. Three-way T-shaped respiratory valve with single balloon
D300272, May 18 1987 Hans Rudolph, Inc. Three-way T-shaped respiratory valve with dual balloon
D300273, Mar 16 1987 Hans Rudolph Inc. Four way respiratory valve with dual balloon
D300274, Mar 16 1987 Hans Rudolph, Inc. Four way respiratory valve
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 28 1987RUDOLPH, HANSHANS RUDOLPH, INC , 7200 WYANDOTTE, KANSAS CITY, MISSOURI 64114, A CORP OF MISSOURIASSIGNMENT OF ASSIGNORS INTEREST 0047920038 pdf
Jul 28 1987RUDOLPH, KEVIN A HANS RUDOLPH, INC , 7200 WYANDOTTE, KANSAS CITY, MISSOURI 64114, A CORP OF MISSOURIASSIGNMENT OF ASSIGNORS INTEREST 0047920038 pdf
Aug 06 1987Hans Rudolph, Inc.(assignment on the face of the patent)
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