Granted Patent
Utility
US 5,677,219 · App. 08/365,649
Process for fabricating a DRAM trench capacitor
Inventors:
Carlos Mazure, Christian Dieseldorff
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Dec 29, 1994
Inventors
Carlos Mazure
Christian Dieseldorff
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.