Patent · US Expired

Fragrance releasing articles

US4476171A · kind A · utility

25Cited by
6References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 18, 1983
Grant dateOct 9, 1984
Priority date
Expiry dateFeb 18, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S428/905
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A fragrance releasing article comprising a frame body with openings into which a fragrance releasing base comprising a resin, perfume and coloring agent is charged; or a fragrance releasing article comprising a resin film with patterns thereon, a frame body and a fragrance releasing base comprising a resin, perfume and, optionally, coloring agent, the film, frame and base being integrally constituted; and a method for producing such articles.

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