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POLYPHALT L.L.C
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HOLLADAY, UT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Lignin based colloidal compositions
Patent number
6,737,443
Issue date
May 18, 2004
Polyphalt Inc.
Zhi-Zhong Liang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Modified bituminous composition for roof membranes
Patent number
6,579,921
Issue date
Jun 17, 2003
Polyphalt Inc.
Zhi Zhong Liang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Elastomer-modified bituminous compositions
Patent number
6,429,241
Issue date
Aug 6, 2002
Polyphalt LLC
Zhi-Zhong Liang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Stabilized bituminous composition based on polymer in-situ blend
Patent number
6,174,939
Issue date
Jan 16, 2001
Polyphalt Inc.
Zhi-Zhong Liang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Stabilized bitumen compositions
Patent number
6,100,317
Issue date
Aug 8, 2000
Polyphalt L.L.C.
Zhi-zhong Liang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Bituminous compositions prepared with process treated vulcanized ru...
Patent number
5,959,007
Issue date
Sep 28, 1999
Polyphalt L.L.C.
Zhi-Zhong Liang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Treatment of rubber to form bituminous compositions
Patent number
5,719,215
Issue date
Feb 17, 1998
Polyphalt L.L.C.
Zhi-zhong Liang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
78136179 - POLYPHALT INC.
Serial number
78136179
Registration number
2791119
Filing date
Jun 17, 2002
Polyphalt, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
78135858 - POLYPHALT
Serial number
78135858
Registration number
2781864
Filing date
Jun 14, 2002
Polyphalt, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75530226 - ELX
Serial number
75530226
Registration number
2303820
Filing date
Aug 4, 1998
POLYPHALT, INC.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75329015 - SPX
Serial number
75329015
Filing date
Jul 23, 1997
POLYPHALT, INC.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75329271 - EPX
Serial number
75329271
Filing date
Jul 23, 1997
POLYPHALT, INC.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75080702 - DVX
Serial number
75080702
Registration number
2625318
Filing date
Mar 29, 1996
POLYPHALT INC.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry