Ectoparasiticide-containing collars for pets

US4543247A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Miklos von Bittera · Leverkusen, DE
• Manfred Federmann
• Ulrich von Gizycki · Leverkusen, DE
• Dietmar Schapel · Cologne, DE
• Wilhelm Stendel · Wuppertal, DE
• Herbert Voege · Leverkusen, DE
• Hubert Dorn · Wuppertal, DE

Key dates

• Filing date: Jan 6, 1983
• Grant date: Sep 24, 1985
• Expiry date: Jan 6, 2003

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N25/34
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to ectoparasiticide-containing polyurethane collars for animals containing spreading agents and ectoparasiticides as well as methods for their manufacture.