Patent · US Expired

Polytetrafluoroethylene therapeutic articles

US5503842A · kind A · utility

24Cited by
13References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 1994
Grant dateApr 2, 1996
Priority date
Expiry dateJun 16, 2014

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61C15/041
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Polytetrafluoroethylene surfaced articles can be coated with various adjuvants such as medicants and flavorants. The coated articles can be dental flosses, toothpicks, and tongue depressors. The dental flosses can be of a monofilament or a multi-filament type. Further, they can be a filament of polytetrafluoroethylene or have a coating of polytetrafluoroethylene.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.