Granted Patent
Utility
US 5,091,515 · App. 07/518,685
Process for the preparation of substituted 2,4-diamino-6-fluoro-S-triazines
Inventors:
Karl-Josef Herd, Hans-Georg Frosch, Hermann Henk, Wolfgang Mullers, Frank-Michael Stohr
Patented Case
View Patent ↗
Granted: Feb 25, 1992
Filed: May 3, 1990
Inventors
Karl-Josef Herd
Hans-Georg Frosch
Hermann Henk
Wolfgang Mullers
Frank-Michael Stohr
Assignee (at issue)
Bayer Aktiengesellschaft
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.