Granted Patent
Utility
US 5,763,440 · App. 08/660,244
Pyridazinones and their use as fungicides
Inventors:
Ronald Ross, Jr., Steven Howard Shaber
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Jun 7, 1996
Inventors
Ronald Ross, Jr.
Steven Howard Shaber
Assignee (at issue)
Rohm and Haas 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.