Granted Patent
Utility
US 6,143,318 · App. 08/875,865
Antimicrobial composition composed of controlled release glasses
Inventors:
Thomas Gilchrist, David Healy
Patented Case
View Patent ↗
Granted: Nov 7, 2000
Filed: Aug 6, 1997
Inventors
Thomas Gilchrist
David Healy
Assignee (at issue)
Giltech 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.