Membership
Tour
Register
Log in
Douglas K. Hillshaffer
Follow
Person
Western Springs, IL, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Phtalic anhydride based polyester-ether polyols and double metal cy...
Patent number
6,855,844
Issue date
Feb 15, 2005
Stepan Company
Eric J. Geiger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...