Granted Patent
Utility
US 6,342,148 · App. 09/296,574
Tin electroplating bath
Inventors:
See Hong Chiu, Yun Zhang
Patented Case
View Patent ↗
Granted: Jan 29, 2002
Filed: Apr 22, 1999
Inventors
See Hong Chiu
Yun Zhang
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.