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:
Feb. 01, 2005
Filed:
Jan. 16, 2004
Applicants:
Andrew Kent, Bromsgrove, GB;
Christopher Thomas Elsworthy, Cheltenham, GB;
Inventors:
Andrew Kent, Bromsgrove, GB;
Christopher Thomas Elsworthy, Cheltenham, GB;
Assignee:
Techtronic Industries Company Limited, Hong Kong, CN;
Primary Examiner:
Int. Cl.
CPC ...
B01D 35143 ;
U.S. Cl.
CPC ...
Abstract
A vacuum cleaner includes a removable filter element and an indicator member having a first position when the filter member is removed from the cleaner and a second position when the filter member is in place in the cleaner and being readily visible to a user of the vacuum cleaner in at least one of the first and second positions. When the indicator member is in the first position, the vacuum cleaner cannot be used to collect dust and dirt.