Granted Patent
Utility
US 5,859,097 · App. 08/937,643
Epoxy resin compositions containing red phosphorus
Inventors:
Maria Julia Jozef Bruynseels, Malte Homann
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: Sep 24, 1997
Inventors
Maria Julia Jozef Bruynseels
Malte Homann
Assignee (at issue)
SHELL OIL COMPANY
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.