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Zhong Zhao
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Baltimore, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Phosphorus-containing compounds with polymeric chains, and methods...
Patent number
8,258,255
Issue date
Sep 4, 2012
Eisai Inc.
Keith Branham
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Phosphorus-containing compounds with polymeric chains, and methods...
Patent number
7,674,875
Issue date
Mar 9, 2010
Eisai Inc.
Keith Branham
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Phosphorous-containing compounds with polymeric chains, and methods...
Patent number
7,479,535
Issue date
Jan 20, 2009
Guilford Pharmaceuticals, Inc.
Keith Branham
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Biodegradable compositions comprising poly(cycloaliphatic phosphoes...
Patent number
6,800,672
Issue date
Oct 5, 2004
Guilford Pharmaceuticals, Inc.
Wenbin Dang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Biodegradable terephthalate polyester-poly (phosphate) polymers, co...
Patent number
6,600,010
Issue date
Jul 29, 2003
Guilford Pharmaceuticals, Inc.
Hai-Quan Mao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Biodegradable terephthalate polyester-poly (phosphonate) compositio...
Patent number
6,485,737
Issue date
Nov 26, 2002
Guilford Pharmaceuticals, Inc.
Hai-quan Mao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymers and polymerization processes
Patent number
6,455,665
Issue date
Sep 24, 2002
Guilford Pharmaceuticals Inc.
Deborah Barnette
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Biodegradable terephthalate polyester-poly(Phosphite) compositions,...
Patent number
6,419,709
Issue date
Jul 16, 2002
Guilford Pharmaceuticals, Inc.
Hai-quan Mao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Biodegradable compositions comprising poly(cycloaliphatic phosphoes...
Patent number
6,403,675
Issue date
Jun 11, 2002
Guilford Pharmaceuticals, Inc.
Wenbin Dang
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Biodegradable polymers chain-extended by phosphates, compositions,...
Patent number
6,376,644
Issue date
Apr 23, 2002
Guilford Pharmaceuticals, Inc.
Hai-Quan Mao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Biodegradable terephthalate polyester-poly (phosphate) polymers, co...
Patent number
6,322,797
Issue date
Nov 27, 2001
Guilford Pharmaceuticals, Inc.
Hai-Quan Mao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Biodegradable polymers chain-extended by phosphates, compositions,...
Patent number
6,166,173
Issue date
Dec 26, 2000
Guilford Pharmaceuticals Inc.
Hai-Quan Mao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Biodegradable terephthalate polyester-poly (phosphonate) compositio...
Patent number
6,153,212
Issue date
Nov 28, 2000
Guilford Pharmaceuticals Inc.
Hai-quan Mao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Solution polymerization of high molecular weight poly(phosphoesters...
Patent number
6,028,163
Issue date
Feb 22, 2000
Guilford Pharmaceuticals Inc.
Zhong Zhao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Two-stage solution polymerization of high molecular weight poly(pho...
Patent number
6,008,318
Issue date
Dec 28, 1999
Guilford Pharmaceuticals Inc.
Zhong Zhao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Solution polymerization of high molecular weight poly(phosphoesters...
Patent number
5,952,451
Issue date
Sep 14, 1999
Guilford Pharmaceuticals Inc.
Zhong Zhao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
PHOSPHORUS-CONTAINING COMPOUNDS WITH POLYMERIC CHAINS, AND METHODS...
Publication number
20130023688
Publication date
Jan 24, 2013
Eisai Inc.
Keith Branham
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Phosphorus-Containing Compounds with Polymeric Chains, and Methods...
Publication number
20100267924
Publication date
Oct 21, 2010
Eisai Inc.
Keith Branham
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Phosphorus-Containing Compounds with Polymeric Chains, and Methods...
Publication number
20090247778
Publication date
Oct 1, 2009
Eisai Corporation of North America
Keith Branham
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Phosphorous-containing compounds with polymeric chains, and methods...
Publication number
20050182236
Publication date
Aug 18, 2005
Guilford Pharmaceuticals, Inc.
Keith Branham
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Biodegradable polymers chain-extended by phosphates, compositions,...
Publication number
20020151617
Publication date
Oct 17, 2002
Hai-Quan Mao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Biodegradable compositions comprising poly(cycloaliphatic phosphoes...
Publication number
20020137814
Publication date
Sep 26, 2002
Wenbin Dang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Biodegradable terephthalate polyester-poly (phosphate) polymers, co...
Publication number
20020091230
Publication date
Jul 11, 2002
Hai-Quan Mao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymers and polymerization processes
Publication number
20020028911
Publication date
Mar 7, 2002
Deborah Barnette
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...