Granted Patent
Utility
US 6,555,271 · App. 09/597,072
Anode for lithium-ion battery
Inventors:
Ronald Greinke, Daniel W. Krassowski, Neal David Phillips
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Jun 20, 2000
Inventors
Ronald Greinke
Daniel W. Krassowski
Neal David Phillips
Assignee (at issue)
GraftTech 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.