Granted Patent
Utility
US 5,446,190 · App. 08/339,761
Process for the preparation of alkyl fluorobenzoates in high purity and high yield
Inventors:
Gilbert Billeb, Wolfgang Tronich
Patented Case
View Patent ↗
Granted: Aug 29, 1995
Filed: Nov 15, 1994
Inventors
Gilbert Billeb
Wolfgang Tronich
Assignee (at issue)
Hoechst GmbH
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.