Granted Patent
Utility
US 6,628,852 · App. 09/850,060
Isolation device
Inventors:
Andrew Alan House, Ian Day, George Frederick Hopper
Patented Case
View Patent ↗
Granted: Sep 30, 2003
Filed: May 8, 2001
Inventors
Andrew Alan House
Ian Day
George Frederick Hopper
Assignee (at issue)
BOOKHAM TECHNOLOGY, PLC
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.