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PERMAGRAIN PRODUCTS AND ITS WHOLLY-OWNED SUBSIDIARY, QUEHANNA TILE COMPANY, INC. ALSO KNOWN AS QUEHANNA CORPORATION
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Patents Grants
last 30 patents
Information
Patent Grant
Abrasion resistant urethane coatings
Patent number
6,228,433
Issue date
May 8, 2001
Permagrain Products, Inc.
Alvin E. Witt
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Coated synthetic resin board tiles
Patent number
5,976,689
Issue date
Nov 2, 1999
Permagrain Products, Inc.
Alvin E. Witt
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Water base conditioner for acrylic wood flooring
Patent number
5,653,789
Issue date
Aug 5, 1997
Permagrain Products, Inc.
Peter D. Henise
C14 - SKINS HIDES PELTS LEATHER
Information
Patent Grant
Coated cement board tiles
Patent number
5,437,934
Issue date
Aug 1, 1995
PermaGrain Products, Inc.
Alvin E. Witt
B32 - LAYERED PRODUCTS
Information
Patent Grant
Title display system
Patent number
5,271,200
Issue date
Dec 21, 1993
PermaGrain Products, Inc.
Alvin E. Witt
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Impregnated wood product having a bleached or white appearance and...
Patent number
4,568,564
Issue date
Feb 4, 1986
PermaGrain Products, Inc.
Alvin E. Witt
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Stain-resistant earthen articles, grout and floor and wall surfaces...
Patent number
4,519,174
Issue date
May 28, 1985
PermaGrain Products, Inc.
Alvin E. Witt
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Stain-resistant earthen articles
Patent number
4,407,884
Issue date
Oct 4, 1983
PermaGrain Products, Inc.
Alvin E. Witt
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Moisture-resistant fire-retardant decorative floor and wall coverin...
Patent number
4,256,798
Issue date
Mar 17, 1981
PermaGrain Products, Inc.
Alvin E. Witt
B32 - LAYERED PRODUCTS
Information
Patent Grant
Strengthening inter-tile adhesion
Patent number
4,095,388
Issue date
Jun 20, 1978
PermaGrain Products, Inc.
Homer Breault
E04 - BUILDING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75272490 - SMART FLOORING
Serial number
75272490
Registration number
2547506
Filing date
Apr 10, 1997
PERMAGRAIN PRODUCTS, INC.
19 - Building materials (non-metallic)
Information
Trademark
75057054 - PENNTHANE
Serial number
75057054
Filing date
Feb 9, 1996
PERMAGRAIN PRODUCTS, INC.
19 - Building materials (non-metallic)
Information
Trademark
75054478 - ULTRATEC
Serial number
75054478
Registration number
2093630
Filing date
Feb 7, 1996
PERMAGRAIN PRODUCTS, INC.
19 - Building materials (non-metallic)
Information
Trademark
75054476 - TECCORE
Serial number
75054476
Registration number
2092127
Filing date
Feb 7, 1996
PERMAGRAIN PRODUCTS, INC.
19 - Building materials (non-metallic)
Information
Trademark
74655532 - PERMAGRAIN
Serial number
74655532
Registration number
1957916
Filing date
Apr 3, 1995
PERMAGRAIN PRODUCTS, INC.
19 - Building materials (non-metallic)
Information
Trademark
74431720 - TIMELESS II
Serial number
74431720
Registration number
1871349
Filing date
Sep 3, 1993
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
74325100 - ARMSTONE
Serial number
74325100
Registration number
1809201
Filing date
Oct 23, 1992
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73813642 - TIMELESS
Serial number
73813642
Registration number
1617648
Filing date
Jul 20, 1989
PERMAGRAIN PRODUCTS, INC.
19 - Building materials (non-metallic)
Information
Trademark
73813579 - PARAGON
Serial number
73813579
Registration number
1617647
Filing date
Jul 20, 1989
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73813578 - FINEWOOD
Serial number
73813578
Registration number
1610291
Filing date
Jul 20, 1989
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73463131 - DESIGNER CORK
Serial number
73463131
Registration number
1397666
Filing date
Jan 30, 1984
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73319871 - PERMABRICK
Serial number
73319871
Registration number
1220914
Filing date
Jul 20, 1981
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73290879 - LONGSTRIP
Serial number
73290879
Filing date
Dec 23, 1980
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73268400 - REALWOOD PLUS
Serial number
73268400
Filing date
Jun 30, 1980
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73231269 - PAMPAS
Serial number
73231269
Registration number
1173254
Filing date
Sep 10, 1979
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73231275 - VERONA
Serial number
73231275
Registration number
1170213
Filing date
Sep 10, 1979
Permagrain Products, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73188182 - GENUWOOD II
Serial number
73188182
Registration number
1133132
Filing date
Oct 4, 1978
PERMAGRAIN PRODUCTS, INC.
19 - Building materials (non-metallic)
Information
Trademark
73174937 - FABRITILE
Serial number
73174937
Registration number
1116047
Filing date
Jun 19, 1978
PERMAGRAIN PRODUCTS, INC.
19 - Building materials (non-metallic)
Information
Trademark
73124958 - GENUWOOD II
Serial number
73124958
Registration number
1326983
Filing date
May 2, 1977
Atlantic Richfield Company
19 - Building materials (non-metallic)