Granted Patent
Utility
US 5,908,039 · App. 09/122,122
Dental floss having improved fray and shred resistance
Inventors:
Harold D. Ochs, John Chodzko, Vipul Dave
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Jul 24, 1998
Inventors
Harold D. Ochs
John Chodzko
Vipul Dave
Assignee (at issue)
McNeil-PPC, 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.