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Barkman Concrete Ltd.
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Steinbach, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Wood grain concrete paving slabs
Patent number
9,476,163
Issue date
Oct 25, 2016
Barkman Concrete Ltd
Wayne Patram
B44 - DECORATIVE ARTS
Information
Patent Grant
Paving stone
Patent number
D634859
Issue date
Mar 22, 2011
Barkman Concrete Ltd.
Alan Peter Barkman
D25 - Building units and construction elements
Information
Patent Grant
Hog feeder
Patent number
D259068
Issue date
Apr 28, 1981
Barkman Concrete Ltd.
Lorne P. Barkman
D30 - Animal husbandry
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
85469789 - GREEN EARTH WALL SYSTEM
Serial number
85469789
Filing date
Nov 10, 2011
Barkman Concrete Ltd.
6 - Common metals and their alloys
Information
Trademark
76976991 - SKATE CONCEPT
Serial number
76976991
Registration number
2940638
Filing date
Jan 14, 2003
Barkman Concrete Ltd.
28 - Games and playthings
Information
Trademark
76482358 - SKATE CONCEPT
Serial number
76482358
Registration number
2967670
Filing date
Jan 14, 2003
Barkman Concrete Ltd.
28 - Games and playthings
Information
Trademark
74343041 - CON-DUCT
Serial number
74343041
Registration number
1906541
Filing date
Dec 24, 1992
Barkman Concrete Ltd.
19 - Building materials (non-metallic)