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Brian Everett Cox
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Sanford, NC, US
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last 30 patents
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Patent Grant
Diatomaceous earth filter apparatus and method
Patent number
10,427,076
Issue date
Oct 1, 2019
Pentair Water Pool and Spa, Inc.
Robert Frank Swindell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Diatomaceous earth filter apparatus and method
Patent number
8,992,775
Issue date
Mar 31, 2015
Pentair Water Pool and Spa, Inc.
Robert Frank Swindell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
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Patent Application
Diatomaceous Earth Filter Apparatus and Method
Publication number
20150174515
Publication date
Jun 25, 2015
Pentair Water Pool and Spa, Inc.
Robert Frank Swindell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Diatomaceous earth filter apparatus and method
Publication number
20080099408
Publication date
May 1, 2008
Robert Frank Swindell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL