Granted Patent
Utility
US 4,029,942 · App. 05/608,091
Transparent prelaminate with electrical connectors
Inventor:
Berton P. Levin
Patented Case
View Patent ↗
Granted: Jun 14, 1977
Filed: Aug 27, 1975
Inventor
Berton P. Levin
Assignee (at issue)
Sierracin 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.