Granted Patent
Utility
US 6,421,831 · App. 09/415,688
Ergonomic garments
Inventor:
Rikke Korff
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Oct 8, 1999
Inventor
Rikke Korff
Assignee (at issue)
Levi Strauss & Co.
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.