Granted Patent
Utility
US 4,307,149 · App. 06/091,642
Transfer elements and process for making same
Inventors:
Michael A. Scott, Cathy D. de Fanis
Patented Case
View Patent ↗
Granted: Dec 22, 1981
Filed: Nov 5, 1979
Inventors
Michael A. Scott
Cathy D. de Fanis
Assignee (at issue)
Columbia Ribbon & Carbon Mfg. Co., 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.