Granted Patent
Utility
US 5,601,023 · App. 08/565,999
Permanent heat activated transfer printing process and composition
Inventors:
Nathan Hale, Ming Xu
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Dec 1, 1995
Inventors
Nathan Hale
Ming Xu
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.