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:
Oct. 18, 2005
Filed:
Jun. 14, 2002
James O. Kubokawa, Saint Paul, MN (US);
Ben G. Rogowski, Richfield, MN (US);
Thomas A. Tedham, Eden Prairie, MN (US);
James O. Kubokawa, Saint Paul, MN (US);
Ben G. Rogowski, Richfield, MN (US);
Thomas A. Tedham, Eden Prairie, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A reusable filter frame adapted to receive a replaceable filter element includes a base and a cover connected with the base. The base includes a plurality of longitudinal rails and a plurality of transverse ribs for supporting and spacing the filter element. The filter frame also includes a securing mechanism for securing the filter element to the frame and maintaining the filter element in its expanded condition.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile