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Quality Steel Foundries Ltd.
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Portland, OR, US
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Patents Grants
last 30 patents
Information
Patent Grant
Torque locking system for fastening a wear member to a support stru...
Patent number
6,959,506
Issue date
Nov 1, 2005
Quality Steel Foundries Ltd.
Dwight L. Adamic
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Assembly for fastening a ground engaging tool to a support structure
Patent number
6,725,582
Issue date
Apr 27, 2004
Quality Steel Foundries Ltd.
Dwight L. Adamic
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Coupling device for locking an excavation tooth onto an adaptor
Patent number
6,018,896
Issue date
Feb 1, 2000
Quality Steel Foundries Ltd.
Dwight Adamic
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
78417051 - SLS
Serial number
78417051
Registration number
3056493
Filing date
May 11, 2004
Quality Steel Foundries Ltd.
7 - Machines and machine tools
Information
Trademark
78290603 - SIDETRAK
Serial number
78290603
Registration number
2975713
Filing date
Aug 21, 2003
Quality Steel Foundries Ltd.
7 - Machines and machine tools
Information
Trademark
78290625 - GRIZZLY
Serial number
78290625
Registration number
3072732
Filing date
Aug 21, 2003
Quality Steel Foundries Ltd.
7 - Machines and machine tools
Information
Trademark
78290591 - TOPTRAK
Serial number
78290591
Filing date
Aug 21, 2003
Quality Steel Foundries Ltd.
7 - Machines and machine tools
Information
Trademark
76454607 - DUALMET
Serial number
76454607
Registration number
2932310
Filing date
Oct 2, 2002
Quality Steel Foundries Ltd.
6 - Common metals and their alloys
Information
Trademark
76454818 - SIMPLEX
Serial number
76454818
Registration number
2932311
Filing date
Oct 2, 2002
Quality Steel Foundries Ltd.
7 - Machines and machine tools
Information
Trademark
76035180 - TORQLOK
Serial number
76035180
Registration number
2835708
Filing date
Apr 26, 2000
Quality Steel Foundries Ltd.
8 - Hand tools and implements (hand-operated)
Information
Trademark
76035190 - MAGLOK
Serial number
76035190
Registration number
2826807
Filing date
Apr 26, 2000
Quality Steel Foundries Ltd.
7 - Machines and machine tools
Information
Trademark
74374114
Serial number
74374114
Registration number
1866201
Filing date
Apr 1, 1993
Quality Steel Foundries Ltd.
6 - Common metals and their alloys