Granted Patent
Utility
US 4,512,256 · App. 06/097,622
Business forms press
Inventors:
Louis Schriber, Robert E. Stephens, John F. Blaha
Patented Case
View Patent ↗
Granted: Apr 23, 1985
Filed: Nov 27, 1979
Inventors
Louis Schriber
Robert E. Stephens
John F. Blaha
Assignee (at issue)
Harris Graphics
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.