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HALO SLEEP SYSTEMS, INC
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PLYMOUTH, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Mattress and method for preventing accumulation of carbon dioxide i...
Patent number
6,052,853
Issue date
Apr 25, 2000
Halo Sleep Systems, Inc.
William R. Schmid
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75255809 - H
Serial number
75255809
Registration number
2250160
Filing date
Mar 12, 1997
Halo Sleep Systems, Inc.
20 - Furniture, mirrors, picture frames
Information
Trademark
74619151 - HALO SLEEP SYSTEMS
Serial number
74619151
Registration number
2265181
Filing date
Jan 9, 1995
Haley, Inc.
20 - Furniture, mirrors, picture frames