Granted Patent
Utility
US 6,285,288 · App. 09/271,711
Remote air detection
Inventors:
Roger M. Langdon, Philip Watts
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Mar 18, 1999
Inventors
Roger M. Langdon
Philip Watts
Assignee (at issue)
Marconi Electronic Systems 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.