Granted Patent
Utility
US 6,502,756 · App. 09/585,378
Recording of information
Inventor:
Christer Fåhraeus
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: May 26, 2000
Inventor
Christer Fåhraeus
Assignee (at issue)
Anoto AB
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.