Granted Patent
Utility
US 6,452,479 · App. 09/744,155
Detector contructed from fabric
Inventor:
David Lee Sandbach
Patented Case
View Patent ↗
Granted: Sep 17, 2002
Filed: Jan 22, 2001
Inventor
David Lee Sandbach
Assignee (at issue)
Eleksen Limited
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.