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:
Sep. 05, 2023
Filed:
May. 01, 2020
Applicant:
Bissell Inc., Grand Rapids, MI (US);
Inventors:
Matthew T. Acker, Grand Rapids, MI (US);
Gabriel Melching, Grand Rapids, MI (US);
Mark J. Bissell, Grand Rapids, MI (US);
Assignee:
BISSELL Inc., Grand Rapids, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/24 (2006.01); A47L 9/16 (2006.01); A47L 5/22 (2006.01); A47L 5/28 (2006.01); A47L 5/36 (2006.01); A47L 9/22 (2006.01); A47L 9/00 (2006.01); A47L 9/10 (2006.01);
U.S. Cl.
CPC ...
A47L 9/1683 (2013.01); A47L 5/225 (2013.01); A47L 5/28 (2013.01); A47L 5/36 (2013.01); A47L 9/0072 (2013.01); A47L 9/10 (2013.01); A47L 9/106 (2013.01); A47L 9/165 (2013.01); A47L 9/1616 (2013.01); A47L 9/1666 (2013.01); A47L 9/22 (2013.01); A47L 9/242 (2013.01); A47L 9/244 (2013.01);
Abstract
A vacuum cleaner includes an air treatment or debris removable assembly with a multi-layer filtration stage. The multi-layer filtration stage can include an outer mesh screen, a louvered exhaust grill, and a multi-layer filter. Optionally, an inner perforated exhaust grill is also provided. The debris removable assembly can further include a cyclonic filtration stage.
Acker, Matthew. (2023). Vacuum cleaner (U.S. Patent No. 11744422). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11744422
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile