Granted Patent
Utility
US 6,500,546 · App. 09/704,023
Halogen-free phosphorous-containing flame-resistant epoxy resin compositions
Inventors:
Françoise Heine, Jean Riviere, Philippe Stevens, Helga De Velder
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Nov 1, 2000
Inventors
Françoise Heine
Jean Riviere
Philippe Stevens
Helga De Velder
Assignee (at issue)
Resolution Performance Products LLC
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.