Granted Patent
Utility
US 6,686,201 · App. 09/681,435
Chemically-resistant sensor devices, and systems and methods for using same
Inventors:
Radislav Alexandrovich Potyrailo, Joseph Richard Wetzel
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Apr 4, 2001
Inventors
Radislav Alexandrovich Potyrailo
Joseph Richard Wetzel
Assignee (at issue)
General Electric 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.