Membership
Tour
Register
Log in
COPPERWELD CORPORATION
Follow
Organization
Fayetteville, TN, US
STEEL PIPE & TUBES
Business Address
FOUR GATEWAY CTR 22ND FLR 444 LIBERTY AVE PITTSBURGH PA 15222 4122633200
Mailing Address
FOUR GATEWAY CTR 22ND FLR 444 LIBERTY AVE PITTSBURGH PA 15222
State Location
PA
State of Incorporation
DE
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Method of making a cam shaft
Patent number
5,187,866
Issue date
Feb 23, 1993
Copperweld Corporation
John P. Rhoades
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of cladding a steel core rod with another metal
Patent number
4,819,858
Issue date
Apr 11, 1989
Copperweld Corporation
William M. Malone
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Tubing for energy absorbing structures
Patent number
4,799,971
Issue date
Jan 24, 1989
Copperweld Corporation
Wallace R. McDougall
C21 - METALLURGY OF IRON
Information
Patent Grant
Controlled environment chamber for use in cladding a nonaluminum co...
Patent number
4,759,486
Issue date
Jul 26, 1988
Copperweld Corporation
William M. Malone
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Metal cladding
Patent number
4,331,283
Issue date
May 25, 1982
Copperweld Corporation
Malcolm J. Fraser
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for cladding a metal rod with another metal
Patent number
4,227,061
Issue date
Oct 7, 1980
Copperweld Corporation
Lee R. Westfall
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
78324779 - KLEENKOTE
Serial number
78324779
Registration number
3007276
Filing date
Nov 7, 2003
Welded Tube Co. of America
6 - Common metals and their alloys
Information
Trademark
75597899 - LASERTUBE
Serial number
75597899
Registration number
2466186
Filing date
Dec 2, 1998
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
75462246 - TASCOA
Serial number
75462246
Registration number
2266734
Filing date
Apr 6, 1998
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
75462253 - TUBE AND STEEL COMPANY OF AMERICA
Serial number
75462253
Filing date
Apr 6, 1998
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
74626826 - COPPER-PLY
Serial number
74626826
Filing date
Jan 30, 1995
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
74451100 - SHIPPED ON TIME WITH SAFETY IN MIND
Serial number
74451100
Registration number
1938993
Filing date
Oct 26, 1993
COPPERWELD CORPORATION
6 - Common metals and their alloys
Information
Trademark
74296275 - TUFFDOM
Serial number
74296275
Registration number
1756437
Filing date
Jul 17, 1992
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
74296274 - TUFFDOM 620
Serial number
74296274
Registration number
1757989
Filing date
Jul 17, 1992
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
74296273 - TUFFDOM 520
Serial number
74296273
Registration number
1757988
Filing date
Jul 17, 1992
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
74141803 - TUFFDOM 520
Serial number
74141803
Filing date
Feb 25, 1991
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
74141804 - TUFFDOM
Serial number
74141804
Filing date
Feb 25, 1991
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
74141805 - TUFFDOM 620
Serial number
74141805
Filing date
Feb 25, 1991
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
73759546 - NICKELWELD
Serial number
73759546
Registration number
1589756
Filing date
Oct 24, 1988
Copperweld Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73472348 - SKIBURIZED
Serial number
73472348
Registration number
1326556
Filing date
Mar 26, 1984
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
73306523 - COPPERWELD HSS
Serial number
73306523
Registration number
1216363
Filing date
Apr 20, 1981
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
73266471 - EXCALIBAR
Serial number
73266471
Registration number
1169871
Filing date
Jun 16, 1980
Copperweld Corporation
6 - Common metals and their alloys
Information
Trademark
73238432 - COPPERWELD
Serial number
73238432
Registration number
1162452
Filing date
Nov 7, 1979
COPPERWELD CORPORATION
6 - Common metals and their alloys
Information
Trademark
73236912 - COPPERWELD
Serial number
73236912
Registration number
1169853
Filing date
Oct 29, 1979
COPPERWELD CORPORATION
6 - Common metals and their alloys
Information
Trademark
73183775 - VELVABAR
Serial number
73183775
Registration number
1138579
Filing date
Aug 28, 1978
COPPERWELD CORPORATION
6 - Common metals and their alloys
Information
Trademark
73159137 - ALDOM
Serial number
73159137
Registration number
1107009
Filing date
Feb 17, 1978
COPPERWELD CORPORATION
6 - Common metals and their alloys
Information
Trademark
73099545 - COPPERWELD
Serial number
73099545
Registration number
1066603
Filing date
Sep 13, 1976
COPPERWELD CORPORATION
6 - Common metals and their alloys
Information
Trademark
73099546 - ALUMOWELD
Serial number
73099546
Registration number
1066604
Filing date
Sep 13, 1976
COPPERWELD CORPORATION
6 - Common metals and their alloys
Information
Trademark
73046773 - SKYBLEND
Serial number
73046773
Registration number
1027264
Filing date
Mar 17, 1975
COPPERWELD CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments