Granted Patent
Utility
US 6,180,693 · App. 09/390,122
Core/shell particles, and curable epoxy resin composition comprising same
Inventors:
Qian Tang, Martin Roth, Dean Tallak Behm, Carl W. Mayer, Klaus Petschel, Sameer H. Eldin
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Sep 3, 1999
Inventors
Qian Tang
Martin Roth
Dean Tallak Behm
Carl W. Mayer
Klaus Petschel
Sameer H. Eldin
Assignee (at issue)
Vantico Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.