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Walter Shang
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Irvine, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Valved sheath introducer for venous cannulation
Patent number
10,307,182
Issue date
Jun 4, 2019
C.R. Bard, Inc.
Mark A. Christensen
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Valved sheath introducer for venous cannulation
Patent number
9,108,033
Issue date
Aug 18, 2015
C.R. Bard, Inc.
Mark A. Christensen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Valved sheath introducer for venous cannulation
Patent number
8,720,065
Issue date
May 13, 2014
C.R. Bard, Inc.
Mark A. Christensen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Infusion apparatuses and methods of use
Patent number
8,641,676
Issue date
Feb 4, 2014
C.R. Bard, Inc.
David M. Butts
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Reinforced multi-lumen catheter
Patent number
8,430,988
Issue date
Apr 30, 2013
C.R. Bard, Inc.
Ryan C. Patterson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Infusion apparatuses and methods of use
Patent number
8,147,455
Issue date
Apr 3, 2012
C.R. Bard, Inc.
David M. Butts
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Reinforced multi-lumen catheter
Patent number
7,972,465
Issue date
Jul 5, 2011
C.R. Bard, Inc.
Ryan C. Patterson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Valved sheath introducer for venous cannulation
Patent number
7,637,893
Issue date
Dec 29, 2009
C.R. Bard, Inc.
Mark A. Christensen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Valved Sheath Introducer For Venous Cannulation
Publication number
20190274722
Publication date
Sep 12, 2019
C.R. Bard, Inc.
Mark A. Christensen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Valved Sheath Introducer for Venous Cannulation
Publication number
20150289903
Publication date
Oct 15, 2015
C.R. Bard, Inc.
Mark A. Christensen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Infusion Apparatuses and Methods of Use
Publication number
20140107619
Publication date
Apr 17, 2014
C.R. Bard, Inc.
David M. Butts
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Infusion Apparatuses and Methods of Use
Publication number
20120191071
Publication date
Jul 26, 2012
C.R. Bard, Inc.
David M. Butts
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Valved Sheath Introducer for Venous Cannulation
Publication number
20120184913
Publication date
Jul 19, 2012
C.R. Bard, Inc.
Mark A. Christensen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
REINFORCED MULTI-LUMEN CATHETER
Publication number
20110192008
Publication date
Aug 11, 2011
C.R. Bard, Inc.
Ryan C. Patterson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
REINFORCED MULTI-LUMEN CATHETER
Publication number
20100132879
Publication date
Jun 3, 2010
C.R. Bard, Inc.
Ryan C. Patterson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
VALVED SHEATH INTRODUCER FOR VENOUS CANNULATION
Publication number
20100101069
Publication date
Apr 29, 2010
C.R. Bard, Inc.
Mark A. Christensen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Reinforced multi-lumen catheter
Publication number
20070005003
Publication date
Jan 4, 2007
Ryan C. Patterson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
INFUSION APPARATUSES AND METHODS OF USE
Publication number
20060253076
Publication date
Nov 9, 2006
C.R. Bard, Inc.
M. David Butts
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Valved sheath introducer for venous cannulation
Publication number
20050267487
Publication date
Dec 1, 2005
Mark A. Christensen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE