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Alan B. Weissberg
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Allegheny County, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Radiation-curable composition for optical fiber coating materials
Patent number
7,064,154
Issue date
Jun 20, 2006
PPG Industries Ohio, Inc.
Shengkui Hu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Radiation-curable composition for optical fiber coating materials
Patent number
6,872,760
Issue date
Mar 29, 2005
PPG Industries Ohio, Inc.
Shengkui Hu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester and vinyl ether radiation curable compositions with react...
Patent number
6,001,892
Issue date
Dec 14, 1999
PPG Industries Oho, Inc.
Alan B. Weissberg
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Stabilized radiation curable compositions based on unsaturated este...
Patent number
5,942,556
Issue date
Aug 24, 1999
PPG Industries Ohio, Inc.
Charles B. Friedlander
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Mirror protective composition comprising 2-mercaptothiazoline
Patent number
4,880,668
Issue date
Nov 14, 1989
PPG Industries, Inc.
Deborah E. Hayes
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for improving durability of mirrors utilizing radiation cura...
Patent number
4,745,003
Issue date
May 17, 1988
PPG Industries, Inc.
Robert J. Sirkoch
G02 - OPTICS
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Patent Grant
Cyanamide salts of non-lead metals as corrosion inhibitive pigments...
Patent number
4,707,405
Issue date
Nov 17, 1987
PPG Industries, Inc.
Elaine L. Evans
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
Radiation-curable composition for optical fiber coating materials
Publication number
20040157949
Publication date
Aug 12, 2004
Shengkui Hu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Radiation-curable composition for optical fiber coating materials
Publication number
20040157950
Publication date
Aug 12, 2004
Shengkui Hu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Free radical-curable composition for optical fiber coating materials
Publication number
20030119998
Publication date
Jun 26, 2003
Shengkui Hu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...