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:
Apr. 22, 2003
Filed:
Dec. 05, 2000
Colin W. Brown, Egham, GB;
Robert D. Iverson, Racine, WI (US);
S.C. Johnson & Son, Inc., Racine, WI (US);
Abstract
Methods and systems for inducing an electric charge in a cleaning sheet for cleaning and removing particles from a surface are disclosed. The systems include a cleaning sheet for collecting and retaining the particles and a charging surface configured to frictionally engage the sheet. The cleaning sheets typically have a basis weight of at least about 30 g/m . The system may include a container for housing and dispensing the cleaning sheet. When the sheet is passed across the charging surface, the electrical charge in the sheet is generally increased by at least about 500 V. Methods of and kits for cleaning surfaces and collecting and retaining debris are also disclosed.