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ARK SEAL, LLC
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DENVER, CO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Controlling insulation density
Patent number
6,820,819
Issue date
Nov 23, 2004
Ark Seal, LLC
Henry Sperber
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Material feeder
Patent number
6,796,457
Issue date
Sep 28, 2004
Ark Seal, LLC
Henry Sperber
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Insulation application unit
Patent number
D254618
Issue date
Apr 1, 1980
Ark-Seal Corporation
Henry V. Sperber
D15 - Machines not elsewhere specified
Information
Patent Grant
Insulation application unit
Patent number
D249525
Issue date
Sep 19, 1978
Ark Seal Corporation
Henry Sperber
D15 - Machines not elsewhere specified
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73456422 - BLOW-IN BLANKET
Serial number
73456422
Registration number
1374218
Filing date
Dec 9, 1983
ARK-SEAL, INC.
37 - Building construction
Information
Trademark
73206709 - BLOW-RITE
Serial number
73206709
Registration number
1170557
Filing date
Mar 9, 1979
Ark-Seal Inc.
37 - Building construction
Information
Trademark
73164859 - ARK-SEAL
Serial number
73164859
Registration number
1136018
Filing date
Apr 3, 1978
ARK-SEAL INC.
7 - Machines and machine tools