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:
Aug. 09, 1994
Filed:
Aug. 09, 1993
Applicant:
Inventors:
Peter F Garner-Gray, Preston, GB;
Alexander Martin, Warrington, GB;
John R Martin, Birkenhead, GB;
Maurice Webb, Chester, GB;
Assignee:
Lever Brothers Company, Division of Conopco, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C11D / ;
U.S. Cl.
CPC ...
512-4 ; 252-86 ; 25217411 ; 25217413 ; 428402 ; 424401 ; 424489 ; 424490 ;
Abstract
A hydrophobic porous inorganic carrier particle having at least a pore volume of 0.1 ml/g consisting of pores with a diameter of 7 to 50 .ANG. and having a perfume absorbed into said particle. The invention also comprises a detergent composition containing the carrier particle and a method of manufacturing the carrier particle.