Granted Patent
Utility
US 6,699,794 · App. 09/037,287
Self aligned buried plate
Inventors:
Bertrand Flietner, Wolfgang Bergner
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Mar 9, 1998
Inventors
Bertrand Flietner
Wolfgang Bergner
Assignee (at issue)
Siemens Aktiengesellschaft
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.