Granted Patent
Utility
US 5,698,005 · App. 08/533,146
Composition which is simultaneously anticlumping and water-repellant for salts, simple and complex fertilizers and process for the use thereof
Inventors:
Joseph Schapira, Jean-Claude Cheminaud, Pascal Petitbon, Dominique Imbert
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Sep 25, 1995
Inventors
Joseph Schapira
Jean-Claude Cheminaud
Pascal Petitbon
Dominique Imbert
Assignee (at issue)
CFPI Industries
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.