Granted Patent
Utility
US 6,592,963 · App. 09/595,740
Honeycomb structure
Inventor:
Mikhail R. Levit
Patented Case
View Patent ↗
Granted: Jul 15, 2003
Filed: Jun 16, 2000
Inventor
Mikhail R. Levit
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.