Granted Patent
Utility
US 5,238,110 · App. 07/834,904
Secured PLCC package tray
Inventor:
Zhenrong Ye
Patented Case
View Patent ↗
Granted: Aug 24, 1993
Filed: Feb 12, 1992
Inventor
Zhenrong Ye
Assignee (at issue)
NEC Electronics 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.