Granted Patent
Utility
US 6,753,439 · App. 10/315,092
Flame-retardant acrylophosphate derivatives
Inventors:
Wen-Chiung Su, Ming-Te Shih
Patented Case
View Patent ↗
Granted: Jun 22, 2004
Filed: Dec 10, 2002
Inventors
Wen-Chiung Su
Ming-Te Shih
Assignee (at issue)
CHUNG-SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
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.