Granted Patent
Utility
US 5,935,708 · App. 08/755,613
Coated sodium percarbonate particles, process for the production thereof and use thereof
Inventors:
Ruediger Schuette, Martin Bewersdorf, Claas-Juergen Klasen
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Nov 25, 1996
Inventors
Ruediger Schuette
Martin Bewersdorf
Claas-Juergen Klasen
Assignee (at issue)
Degussa AG
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.