Granted Patent
Utility
US 6,348,939 · App. 09/322,737
Digital printable reactive dye and process
Inventors:
Ming Xu, Barbara Wagner
Patented Case
View Patent ↗
Granted: Feb 19, 2002
Filed: May 28, 1999
Inventors
Ming Xu
Barbara Wagner
Assignee (at issue)
Sawgrass Systems, Inc.
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.