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.
Patent No.:
Date of Patent:
Jun. 25, 1991
Filed:
Sep. 28, 1989
Frederick C Baines, Dunstable, GB;
Richard Johnston, Reading, GB;
The Gillette Company, Boston, MA (US);
Abstract
A two part depilatory composition in which the first part comprises polyvinyl alcohol and the second part comprises a cross-linking agent which consists of borax and a polyhydroxy alcohol or of Congo red, the first or second or both parts additionally containing a depilatory agent, the two parts containing such proportions of the ingredients specified that when the parts are mixed in such proportions that there is sufficient borax or Congo red to effect cross-linking of the polyvinyl alcohol, the mixed composition contains sufficient depilatory agent to effect depilation in an acceptable period and, when the second part comprises borax, sufficient polyhydroxy alcohol to moderate the rate of cross-linking.