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. 05, 2019
Filed:
Nov. 21, 2017
Applicant:
Ulrich Grabbe, Buttikon, CH;
Inventor:
Ulrich Grabbe, Buttikon, CH;
Assignee:
Aqua-Aerobic Systems, Inc., Loves Park, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 29/68 (2006.01); B01D 29/70 (2006.01); B01D 39/08 (2006.01);
U.S. Cl.
CPC ...
B01D 29/68 (2013.01); B01D 29/705 (2013.01); B01D 39/08 (2013.01); B01D 2239/0654 (2013.01);
Abstract
Backwash shoes and methods of using backwash shoes are provided to increase the filtration area of a cloth filter media, the backwash shoe having a trailing surface formed from a series of merlons and crenels whereby some of the pile threads of the cloth filter media are compressed toward the support surface of the cloth filter media by the trailing surface and some of the pile threads remain in an extended or straightened position.
Grabbe, Ulrich. (2019). Backwash shoe method and apparatus that increases effective surface area of cloth filter media (U.S. Patent No. 10195549). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10195549
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile