Granted Patent
Utility
US 5,762,797 · App. 08/573,067
Antimicrobial filter cartridge
Inventors:
Gilbert Patrick, Arvind S. Patil
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Dec 15, 1995
Inventors
Gilbert Patrick
Arvind S. Patil
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.