Granted Patent
Utility
US 6,001,902 · App. 09/048,821
Wollastonite-containing curable epoxy resin mixture
Inventor:
Christian Beisele
Patented Case
View Patent ↗
Granted: Dec 14, 1999
Filed: Mar 26, 1998
Inventor
Christian Beisele
Assignee (at issue)
Ciba Specialty Chemicals Corporation
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.