Granted Patent
Utility
US 5,360,694 · App. 08/138,591
Thermal dye transfer
Inventors:
Tran V. Thien, Ranjan C. Patel
Patented Case
View Patent ↗
Granted: Nov 1, 1994
Filed: Oct 18, 1993
Inventors
Tran V. Thien
Ranjan C. Patel
Assignee (at issue)
Minnesota Mining and Manufacturing Company
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.