Granted Patent
Utility
US 5,986,135 · App. 09/160,894
Fungicidal trifluoromethylalkylamino-triazolopyrimidines
Inventors:
Waldemar Pfrengle, Klaus-Juergen Pees, Guido Albert, Paul Carter, Annerose Rehnig, Henry Van Tuyl Cotter
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Sep 25, 1998
Inventors
Waldemar Pfrengle
Klaus-Juergen Pees
Guido Albert
Paul Carter
Annerose Rehnig
Henry Van Tuyl Cotter
Assignee (at issue)
American Cyanamid Company
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.