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JOHNSON FILTRATION SYSTEMS INC
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NEW BRIGHTON, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Drain element comprising a liner consisting of hollow rods for coll...
Patent number
6,851,560
Issue date
Feb 8, 2005
Johnson Filtration Systems
Raphaël Reig
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for making a mechanical screen cylinder
Patent number
6,785,964
Issue date
Sep 7, 2004
Johnson Filtration Systems
Reig Raphaël
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Apparatus for uniformly distributing gas and/or liquid in an underd...
Patent number
5,156,738
Issue date
Oct 20, 1992
Johnson Filtration Systems Inc.
Richard C. Maxson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Slotted scallop-shaped underdrain screened lateral elements
Patent number
5,118,419
Issue date
Jun 2, 1992
Johnson Filtration Systems Inc.
Thomas W. Evans
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Slotted screen scallops for high loading pressures and method of ma...
Patent number
5,015,383
Issue date
May 14, 1991
Johnson Filtration Systems Inc.
Thomas W. Evans
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Mounting system for increasing the wear life of a vibrating screen...
Patent number
5,006,228
Issue date
Apr 9, 1991
Johnson Filtration Systems Inc.
Thomas A. Anderson
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Metal well screen assembly with plastic end fitting and method of a...
Patent number
4,819,722
Issue date
Apr 11, 1989
Johnson Filtration Systems, Inc.
Raymond A. Daly
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74211137 - J
Serial number
74211137
Registration number
1789038
Filing date
Oct 10, 1991
JOHNSON FILTRATION SYSTEMS INC.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74210610 - VEE-WIRE
Serial number
74210610
Registration number
1776228
Filing date
Oct 8, 1991
JOHNSON FILTRATION SYSTEMS INC.
6 - Common metals and their alloys
Information
Trademark
74180479 - THIN-PACK
Serial number
74180479
Registration number
1721376
Filing date
Jun 28, 1991
JOHNSON FILTRATION SYSTEMS INC.
6 - Common metals and their alloys
Information
Trademark
74077404 - HYDROBURST
Serial number
74077404
Filing date
Jul 9, 1990
JOHNSON FILTRATION SYSTEMS, INC.
7 - Machines and machine tools
Information
Trademark
73764919 - CHANNEL PACK
Serial number
73764919
Registration number
1578607
Filing date
Nov 21, 1988
JOHNSON FILTRATION SYSTEMS INC.
6 - Common metals and their alloys
Information
Trademark
73748625 - TRI-MITE
Serial number
73748625
Registration number
1534167
Filing date
Aug 29, 1988
JOHNSON FILTRATION SYSTEMS INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes