Granted Patent
Utility
US 6,202,891 · App. 09/177,507
Dispenser for liquid applicator
Inventor:
Phillip Mark
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Oct 23, 1998
Inventor
Phillip Mark
Assignee (at issue)
Microbrush, Corporation
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.