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. 30, 2001
Filed:
Jul. 08, 1999
Applicant:
Inventors:
Robert C. Herrmann, Boulder, CO (US);
Steven M. Landin, Golden, CO (US);
Assignee:
Ellipsis Corporation, Boulder, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 3/900 ;
U.S. Cl.
CPC ...
B01D 3/900 ;
Abstract
A micro/ultrafiltering element (,) and method for making a filter element are provided. The filtering element comprises a multi-level support (,) having a filtering membrane layer (,) formed thereon comprising sintered particles (,) of uniform diameter. The filtering membrane preferably has an average pore size of from about 0.005-10 micrometers. The filter element is capable of being formed in a variety of geometrical shapes based on the shape of the porous support,
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Herrmann, Robert. (2001). Micro and ultrafilters with controlled pore sizes and pore size distribution and methods for making (U.S. Patent No. 6309546). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6309546
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile