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Patents Grants
last 30 patents
Information
Patent Grant
Device set designed for PCNL surgery
Patent number
12,109,382
Issue date
Oct 8, 2024
Becton, Dickinson and Company
Xin Wen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
(Meth)acrolein oxidation catalyst and preparation method thereof
Patent number
11,964,937
Issue date
Apr 23, 2024
Shanghai Huayi New Material Co., Ltd
Xin Wen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Echogenic balloon dilation catheter and balloon thereof
Patent number
11,813,418
Issue date
Nov 14, 2023
Becton, Dickinson and Company
Qingqing Fan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Heteropolyacid salt catalysts and their preparation method
Patent number
11,325,109
Issue date
May 10, 2022
Xin Wen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Heteropoly acid salt catalyst and its preparation method
Patent number
9,314,772
Issue date
Apr 19, 2016
SHANGHAI HUAYI ACRYLIC ACID CO. LTD.
Xin Wen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for regenerating a deactivated heteropolymolybdophosphoric...
Patent number
9,192,930
Issue date
Nov 24, 2015
SHANGHAI HUAYI ACRYLIC ACID CO. LTD.
Xin Wen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Therapeutic agents useful for treating pain
Patent number
8,637,548
Issue date
Jan 28, 2014
Purdue Pharma L.P.
Qun Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Preparation process of a catalyst used for gas phase oxidation of l...
Patent number
8,288,306
Issue date
Oct 16, 2012
Shanghai Huayi Acrylic Acid Co., Ltd.
Ge Luo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Therapeutic agents useful for treating pain
Patent number
8,178,560
Issue date
May 15, 2012
Purdue Pharma L.P.
Qun Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Catalyst composition and producing process thereof for use in manuf...
Patent number
7,906,689
Issue date
Mar 15, 2011
Yan Zhuang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Therapeutic agents useful for treating pain
Patent number
7,776,861
Issue date
Aug 17, 2010
Purdue Pharma L.P.
Qun Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
DEVICE SET DESIGNED FOR PCNL SURGERY
Publication number
20250010053
Publication date
Jan 9, 2025
Becton, Dickinson and Company
Xin Wen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ECHOGENIC BALLOON DILATION CATHETER AND BALLOON THEREOF
Publication number
20240033488
Publication date
Feb 1, 2024
Becton, Dickinson and Company
Qingqing Fan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
(Meth)acrolein Oxidation Catalyst and Preparation Method Thereof
Publication number
20210078929
Publication date
Mar 18, 2021
Shanghai HuaYi New Material Co., Ltd.
Xin WEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ANEURYSM TREATMENT COILS
Publication number
20190298387
Publication date
Oct 3, 2019
Covidien LP
Yunguo Qin
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Heteropolyacid Salt Catalysts and Their Preparation Method
Publication number
20160184807
Publication date
Jun 30, 2016
Shanghai HuaYi Acrylic Acid Co., Ltd.
Xin Wen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Therapeutic Agents Useful for Treating Pain
Publication number
20140249185
Publication date
Sep 4, 2014
Purdue Pharma LP
Qun Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
HETEROPOLY ACID SALT CATALYST AND ITS PREPARATION METHOD
Publication number
20140141964
Publication date
May 22, 2014
Shanghai HuaYi Acrylic Acid Co., Ltd.
Xin Wen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR REGENERATING A DEACTIVATED HETEROPOLYMOLYBDOPHOSPHORIC...
Publication number
20120135856
Publication date
May 31, 2012
Shanghai HuaYi Acrylic Acid Co. Ltd.
Xin Wen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Therapeutic Agents Useful for Treating Pain
Publication number
20110071192
Publication date
Mar 24, 2011
Purdue Pharma LP
Qun Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Therapeutic Agents Useful for Treating Pain
Publication number
20100331369
Publication date
Dec 30, 2010
Purdue Pharma LP
Qun Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Preparation process of a catalyst used for gas phase oxidation of l...
Publication number
20100323881
Publication date
Dec 23, 2010
Shanghai Huayi Acrylic Acid Co., Ltd.
Ge Luo
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Catalyst composition and producing process thereof for use in manuf...
Publication number
20090069605
Publication date
Mar 12, 2009
Shanghai Huayi Acrylic Acid Co., Ltd.
Yan Zhuang
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Therapeutic agents useful for treating pain
Publication number
20060128717
Publication date
Jun 15, 2006
Qun Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE