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:
May. 27, 2008
Filed:
Sep. 03, 2001
Applicants:
Gay Joyce Cornelius, Cottingham, GB;
Malcolm Tom Mckechnie, Driffield, GB;
Inventors:
Gay Joyce Cornelius, Cottingham, GB;
Malcolm Tom McKechnie, Driffield, GB;
Assignee:
Reckltt Bencklser (UK) Limited, Slough, Berkshire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06F 39/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of cleaning household articles entails contacting cleaning water with a container containing a substantially water-insoluble modifying agent able to bind calcium ions. The container is permeable to water and to calcium ions but retains the modifying agent. The container may be a bag, for example of textile or paper.