Granted Patent
Utility
US 4,818,852 · App. 07/031,714
Method for forming data cards with registered images
Inventors:
Richard M. Haddock, Joseph Arnold, Jerome Drexler
Patented Case
View Patent ↗
Granted: Apr 4, 1989
Filed: Mar 27, 1987
Inventors
Richard M. Haddock
Joseph Arnold
Jerome Drexler
Assignee (at issue)
Drexler Technology Corporation
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.