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. 21, 2020
Filed:
Mar. 21, 2019
Applicant:
Meurer Research, Inc., Golden, CO (US);
Inventor:
Charles Lonnie Meurer, Golden, CO (US);
Assignee:
Meurer Research, Inc., Golden, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 24/24 (2006.01); B29C 48/11 (2019.01); B01D 24/46 (2006.01); E03B 3/18 (2006.01); B29L 31/14 (2006.01);
U.S. Cl.
CPC ...
B01D 24/24 (2013.01); B01D 24/4636 (2013.01); B29C 48/11 (2019.02); B29L 2031/14 (2013.01); E03B 3/18 (2013.01);
Abstract
An underdrain apparatus and a method for manufacturing such apparatus are provided. The underdrain apparatus can be extruded in long sections as a unitary part. The underdrain apparatus may be extruded in various sizes, shapes, and materials. Further, the underdrain apparatus may include a passageway for transporting water to and from the filter media and/or air to the filter media. In some embodiments, apertures are formed in the underdrain apparatus during an extrusion process to provide a path between the passageway and the filter media.