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L-TEC Company
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Florence, SC, US
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Patents Grants
last 30 patents
Information
Patent Grant
Gas pressure regulator
Patent number
D318318
Issue date
Jul 16, 1991
L-TEC
Bishnu P. Datta
D23 - Environmental heating and cooling
Information
Patent Grant
System for low voltage plasma arc cutting
Patent number
4,977,305
Issue date
Dec 11, 1990
L-TEC Company
Wayne S. Severance
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Gas pressure regulator
Patent number
D311437
Issue date
Oct 16, 1990
L-TEC
Bishnu P. Datta
D23 - Environmental heating and cooling
Information
Patent Grant
Metallurgical tuyere and method of calibrating same
Patent number
4,795,138
Issue date
Jan 3, 1989
L-TEC Company
Ronald E. Fuhrhop
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Scarfing nozzle
Patent number
4,765,597
Issue date
Aug 23, 1988
L-TEC Company
Ronald E. Fuhrhop
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Plasma arc torch having supplemental electrode cooling mechanisms
Patent number
4,716,269
Issue date
Dec 29, 1987
L-TEC Company
Donald W. Carkhuff
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for making instantaneous scarfing cuts
Patent number
RE32511
Issue date
Sep 29, 1987
L-TEC Company
Stephen A. Engel
148 - Metal treatment
Information
Patent Grant
Pressure regulator
Patent number
D291231
Issue date
Aug 4, 1987
L-TEC Company
Bishnu P. Datta
D23 - Environmental heating and cooling
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Trademark
last 30 trademarks
Information
Trademark
73767208 - FERRO FLUX
Serial number
73767208
Registration number
1724816
Filing date
Dec 5, 1988
L-TEC COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
73567943 - L-TEC
Serial number
73567943
Registration number
1432719
Filing date
Nov 12, 1985
L-TEC COMPANY
8 - Hand tools and implements (hand-operated)
Information
Trademark
73567942 - L-TEC
Serial number
73567942
Registration number
1436248
Filing date
Nov 12, 1985
L-TEC COMPANY
8 - Hand tools and implements (hand-operated)