The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 17, 2002

Filed:

Mar. 16, 2001
Applicant:
Inventors:

Stephen D Watkins, Kent, GB;

Maxine J Hills, Kent, GB;

Richard A Birch, Kent, GB;

Assignee:

Quest International BV, Naarden, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 4/336 ; A01N 3/718 ; A01N 3/710 ; A01N 6/500 ; A61K 7/40 ;
U.S. Cl.
CPC ...
A01N 4/336 ; A01N 3/718 ; A01N 3/710 ; A01N 6/500 ; A61K 7/40 ;
Abstract

The use of menthyl 2-pyrrolidone-5-carboxylate as an insect repellent, usually by application to a substrate or into an air space. The menthyl 2-pyrrolidone-5-arboxylate can be used as a composition, which may be perfumed. A useful composition comprises a mixture of menthyl 2-pyrrolidone-5-arboxylate and a known insect repellent or a compound shown to be an effective insect repellent on a test described herein.


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