Granted Patent
Utility
US 5,838,352 · App. 08/562,474
Ink cartridge refilling device and station for cartridges and gravity feed ink bottle
Inventor:
Phillip M. Martinez
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: Nov 24, 1995
Inventor
Phillip M. Martinez
Assignee (at issue)
Smith Corona Corp.
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.