Granted Patent
Utility
US 6,825,239 · App. 09/821,876
Silico-acrylic compositions: method for their preparation and use
Inventors:
Didier Wilhelm, Armand Eranian, Ngoc Can Vu, Philippe Vincent
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: Mar 30, 2001
Inventors
Didier Wilhelm
Armand Eranian
Ngoc Can Vu
Philippe Vincent
Assignee (at issue)
Clariant (France) SA
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.