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Clean Environment Engineers, Inc.
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Oakland, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pump and valve for leachate extraction of heavier than water fluids
Patent number
6,045,336
Issue date
Apr 4, 2000
Clean Environment Engineers, Inc.
Richard T. Webb
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pneumatic pump having radial ball check valve array
Patent number
5,971,715
Issue date
Oct 26, 1999
Clean Environment Engineers
Michael K. Breslin
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Ball check valve with offset open ball movement
Patent number
5,794,656
Issue date
Aug 18, 1998
Clean Environment Engineers
Michael K. Breslin
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Enhanced lever mechanism for controllerless pneumatic pump
Patent number
5,641,272
Issue date
Jun 24, 1997
Clean Environment Engineers
Matthew Harrold
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75355662 - SLOWDRAW
Serial number
75355662
Filing date
Sep 12, 1997
Clean Environment Engineers, Inc.
7 - Machines and machine tools
Information
Trademark
75355877 - SAMPLEASE
Serial number
75355877
Registration number
2419460
Filing date
Sep 12, 1997
Clean Environment Engineers, Inc.
7 - Machines and machine tools
Information
Trademark
75349113 - SAMPLEMAN
Serial number
75349113
Registration number
2312296
Filing date
Aug 29, 1997
Clean Environment Engineers, Inc.
7 - Machines and machine tools
Information
Trademark
74676014 - GENIE
Serial number
74676014
Registration number
2047057
Filing date
May 15, 1995
Clean Environment Engineers, Inc.
7 - Machines and machine tools
Information
Trademark
74657062
Serial number
74657062
Registration number
1968273
Filing date
Apr 6, 1995
Clean Environment Engineers, Inc.
7 - Machines and machine tools
Information
Trademark
74436384 - SOS
Serial number
74436384
Registration number
1892052
Filing date
Sep 17, 1993
Clean Environment Engineers, Inc.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
74436395 - CLEAN ENVIRONMENT ENGINEERS
Serial number
74436395
Filing date
Sep 17, 1993
Clean Environment Engineers
35 - Advertising
Information
Trademark
74436772 - AUTOPUMP
Serial number
74436772
Registration number
1859301
Filing date
Sep 17, 1993
Clean Environment Engineers, Inc.
7 - Machines and machine tools
Information
Trademark
74436773 - AUTO PUMP
Serial number
74436773
Registration number
1872234
Filing date
Sep 17, 1993
Clean Environment Engineers, Inc.
7 - Machines and machine tools
Information
Trademark
74436775 - SPG
Serial number
74436775
Filing date
Sep 17, 1993
Clean Environment Engineers, Inc.
7 - Machines and machine tools
Information
Trademark
74436765 - AP
Serial number
74436765
Registration number
1898576
Filing date
Sep 17, 1993
Clean Environment Engineers, Inc.
7 - Machines and machine tools
Information
Trademark
74436394 - CLEAN ENVIRONMENT EQUIPMENT
Serial number
74436394
Registration number
2090183
Filing date
Sep 17, 1993
Clean Environment Engineers, Inc.
7 - Machines and machine tools