Granted Patent
Utility
US 5,089,801 · App. 07/590,114
Self-regulating PTC devices having shaped laminar conductive terminals
Inventors:
Chi-Ming Chan, Shou-Mean Fang
Patented Case
View Patent ↗
Granted: Feb 18, 1992
Filed: Sep 28, 1990
Inventors
Chi-Ming Chan
Shou-Mean Fang
Assignee (at issue)
Raychem Limited
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.