Granted Patent
Utility
US 6,255,309 · App. 09/272,916
Fungicidal trifluoromethylalkylamino-triazolopyrimidines
Inventors:
Klaus-Juergen Pees, Guenter Krummel, Henry Van Tuyl Cotter, Guido Albert, Annerose Rehnig, Leslie May, Waldemar Pfrengle
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: Mar 19, 1999
Inventors
Klaus-Juergen Pees
Guenter Krummel
Henry Van Tuyl Cotter
Guido Albert
Annerose Rehnig
Leslie May
Waldemar Pfrengle
Assignee (at issue)
American Cyanomid Co.
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.