Granted Patent
Utility
US 6,789,547 · App. 10/003,225
Carbon technology
Inventor:
John B. Paine, III
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Oct 30, 2001
Inventor
John B. Paine, III
Assignee (at issue)
Philip Morris 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.