Granted Patent
Utility
US 6,531,239 · App. 09/961,621
Biological fuel cell and methods
Inventor:
Adam Heller
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Sep 24, 2001
Inventor
Adam Heller
Assignee (at issue)
TheraSense, 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.