Granted Patent
Utility
US 6,515,047 · App. 09/784,624
Composition of epoxy resin and triazine-formaldehyde-phenol resin
Inventors:
Takao Fukuzawa, Takayoshi Hirai, Tetsuro Imura, Yoshinobu Ohnuma
Patented Case
View Patent ↗
Granted: Feb 4, 2003
Filed: Feb 15, 2001
Inventors
Takao Fukuzawa
Takayoshi Hirai
Tetsuro Imura
Yoshinobu Ohnuma
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.