Granted Patent
Utility
US 5,481,280 · App. 07/983,011
Color ink transfer printing
Inventors:
Si-Ty Lam, Young S. You
Patented Case
View Patent ↗
Granted: Jan 2, 1996
Filed: Nov 30, 1992
Inventors
Si-Ty Lam
Young S. You
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.