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Olaf Mjelde
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San Diego, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pool drain with water diversion features
Patent number
11,441,325
Issue date
Sep 13, 2022
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Low profile circular drain with water stop for swimming pool
Patent number
11,225,806
Issue date
Jan 18, 2022
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Low profile circular drain with water stop for swimming pool
Patent number
11,156,011
Issue date
Oct 26, 2021
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Pool drain with water diversion features
Patent number
10,829,952
Issue date
Nov 10, 2020
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Low profile circular drain with water stop for swimming pool
Patent number
10,745,926
Issue date
Aug 18, 2020
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Low profile circular drain with water stop for swimming pool
Patent number
10,465,404
Issue date
Nov 5, 2019
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Pool drain with water diversion features
Patent number
10,344,491
Issue date
Jul 9, 2019
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Low profile circular drain with water stop for swimming pool
Patent number
10,323,429
Issue date
Jun 18, 2019
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Low profile circular drain with water stop for swimming pool
Patent number
10,214,930
Issue date
Feb 26, 2019
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Low profile circular drain with water stop for swimming pool
Patent number
9,869,103
Issue date
Jan 16, 2018
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Channel drain with water stop
Patent number
9,790,699
Issue date
Oct 17, 2017
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Low profile circular drain with water stop for swimming pools
Patent number
9,540,837
Issue date
Jan 10, 2017
Olaf Mjelde
E04 - BUILDING
Information
Patent Grant
Enlarged pool filtering system with skimmer and pre-filter
Patent number
9,260,878
Issue date
Feb 16, 2016
Keith Zars
E04 - BUILDING
Information
Patent Grant
Directional water flow extender
Patent number
8,250,682
Issue date
Aug 28, 2012
Olaf W. Mjelde
E04 - BUILDING
Information
Patent Grant
Swimming pool cleaner housing
Patent number
D654232
Issue date
Feb 14, 2012
Olaf W. Mjelde
D32 - Washing, cleaning, or drying machine
Information
Patent Grant
Swimming pool drain cover
Patent number
D623727
Issue date
Sep 14, 2010
Olaf W Mjelde
D23 - Environmental heating and cooling
Information
Patent Grant
Swimming pool drain cover
Patent number
D623728
Issue date
Sep 14, 2010
Olaf W Mjelde
D23 - Environmental heating and cooling
Information
Patent Grant
Drain cover
Patent number
7,788,743
Issue date
Sep 7, 2010
Olaf W. Mjelde
E04 - BUILDING
Information
Patent Grant
Swimming pool drain cover
Patent number
D621009
Issue date
Aug 3, 2010
Olaf W Mjelde
D23 - Environmental heating and cooling
Patents Applications
last 30 patents
Information
Patent Application
POOL DRAIN WITH WATER DIVERSION FEATURES
Publication number
20180023311
Publication date
Jan 25, 2018
Olaf Mjelde
E04 - BUILDING
Information
Patent Application
Enlarged Pool Filtering System with Skimmer and Pre-Filter
Publication number
20150068961
Publication date
Mar 12, 2015
Keith Zars
E04 - BUILDING
Information
Patent Application
Low Profile Circular Drain With Water Stop For Swimming Pools
Publication number
20140250581
Publication date
Sep 11, 2014
Olaf Mjelde
E04 - BUILDING
Information
Patent Application
Channel Drain With Water Stop
Publication number
20140157510
Publication date
Jun 12, 2014
Olaf Mjelde
E04 - BUILDING
Information
Patent Application
Directional water flow extender
Publication number
20080244822
Publication date
Oct 9, 2008
Olaf W. Mjelde
E04 - BUILDING
Information
Patent Application
Drain cover with fluid flow enhancer
Publication number
20080098506
Publication date
May 1, 2008
Olaf W. Mjelde
E04 - BUILDING
Information
Patent Application
Drain cover
Publication number
20060218714
Publication date
Oct 5, 2006
Olaf W. Mjelde
E04 - BUILDING