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Lahnua, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Room air conditioning method and an air-conditioned ceiling for a m...
Patent number
6,267,666
Issue date
Jul 31, 2001
Wilhelmi Werke AG
Frank H. Wilhelmi
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Plate-shaped fire-resistant element in a sandwich construction
Patent number
6,061,985
Issue date
May 16, 2000
Wilhelmi Werke AG
Gerhard Kraus
E04 - BUILDING
Information
Patent Grant
Process for manufacture of an acoustic panel and acoustic panel wit...
Patent number
6,057,254
Issue date
May 2, 2000
Wilhelmi Werke AG
Klaus Bender
E04 - BUILDING
Information
Patent Grant
Sound-absorbing building panel
Patent number
5,910,082
Issue date
Jun 8, 1999
Wilhelmi Werke AG
Klaus Bender
E04 - BUILDING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75822837 - QUADRIGA
Serial number
75822837
Filing date
Oct 14, 1999
Wilhelmi Werke AG
6 - Common metals and their alloys
Information
Trademark
75814206 - WILHELMI
Serial number
75814206
Filing date
Oct 4, 1999
Wilhelmi Werke AG
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
75983245 - WILHELMI
Serial number
75983245
Registration number
2753503
Filing date
Oct 4, 1999
Wilhelmi Werke AG
6 - Common metals and their alloys
Information
Trademark
75722783
Serial number
75722783
Filing date
Jun 7, 1999
Wilhelmi Werke AG
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75708870 - IMAGIO
Serial number
75708870
Registration number
2403611
Filing date
May 17, 1999
Wilhelmi Werke AG
19 - Building materials (non-metallic)
Information
Trademark
75648480 - ALVARO
Serial number
75648480
Registration number
2436272
Filing date
Feb 25, 1999
Wilhelmi Werke AG
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
Information
Trademark
75514500 - ACOUSTAIR
Serial number
75514500
Registration number
2295537
Filing date
Jul 7, 1998
Wilhelmi Werke AG
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
Information
Trademark
75434327 - WIDOPLAN
Serial number
75434327
Registration number
2256815
Filing date
Feb 13, 1998
Wilhelmi Werke AG
6 - Common metals and their alloys
Information
Trademark
75423456 - VARIANTEX
Serial number
75423456
Registration number
2284706
Filing date
Jan 23, 1998
Wilhelmi Werke AG
6 - Common metals and their alloys
Information
Trademark
75418089 - FOMAKUST
Serial number
75418089
Registration number
2264389
Filing date
Jan 14, 1998
Wilhelmi Werke AG
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75278974 - FOMAPLAN
Serial number
75278974
Filing date
Apr 22, 1997
Wilhelmi Werke AG
6 - Common metals and their alloys
Information
Trademark
75278952 - MAKROPOR L
Serial number
75278952
Registration number
2163792
Filing date
Apr 22, 1997
Wilhelmi Werke AG
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
Information
Trademark
75278973 - AKUSTAPLAN
Serial number
75278973
Registration number
2163793
Filing date
Apr 22, 1997
Wilhelmi Werke AG
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
Information
Trademark
75223917 - SOLITAR
Serial number
75223917
Registration number
2170939
Filing date
Jan 10, 1997
Wilhelmi Werke AG
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes