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RENCO SYSTEMS, INC
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GLENDALE, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Air scrubber
Patent number
5,292,353
Issue date
Mar 8, 1994
The Delfield Company
Arnold S. Kaufman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Roof mounted kitchen hood grease exhaust blowers
Patent number
4,987,882
Issue date
Jan 29, 1991
Renco Systems, Inc.
Arnold S. Kaufman
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Fail-safe blower drive for roof mounted kitchen hood grease exhaust...
Patent number
4,977,884
Issue date
Dec 18, 1990
Renco Systems, Inc.
Arnold S. Kaufman
F24 - HEATING RANGES VENTILATING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74566140 - OZO
Serial number
74566140
Filing date
Aug 26, 1994
Renco Systems, Inc.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
74136864 - OZO
Serial number
74136864
Filing date
Feb 6, 1991
Renco Systems, Inc.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73714931 - SUPREME
Serial number
73714931
Registration number
1507996
Filing date
Mar 7, 1988
RENCO SYSTEMS, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes