Granted Patent
Utility
US 6,403,679 · App. 09/622,045
Granular form of a mixture of a nickel-quencher and a benzophenone and process for its preparation
Inventors:
Carlo Neri, Luciano Pallini, Giovanni Sandre
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Aug 23, 2000
Inventors
Carlo Neri
Luciano Pallini
Giovanni Sandre
Assignee (at issue)
Great Lakes Chemical (Europe) GmbH
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.