Granted Patent
Utility
US 6,433,423 · App. 09/736,321
Method and an arrangement relating to chip carriers
Inventors:
Leif Bergstedt, Torbjörn Nilsson
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: Dec 15, 2000
Inventors
Leif Bergstedt
Torbjörn Nilsson
Assignee (at issue)
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
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.