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Landing, NJ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Sealing method and arrangement for turbine compressor and laser emp...
Patent number
5,377,216
Issue date
Dec 27, 1994
PRC Corporation
Carl J. Nilsen
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Gas laser with at least one excitation tube wherethrough gas is act...
Patent number
RE33803
Issue date
Jan 21, 1992
PRC Corporation
Hardy P. Weiss
372 - Coherent light generators
Information
Patent Grant
Gas laser apparatus, method and turbine compressor therefor
Patent number
4,923,364
Issue date
May 8, 1990
PRC Corporation
Carl J. Nilsen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Gas laser apparatus, method and turbine compressor therefor
Patent number
4,817,111
Issue date
Mar 28, 1989
PRC Corp.
Carl J. Nilsen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Laser fluid flow control apparatus and method
Patent number
4,794,613
Issue date
Dec 27, 1988
PRC Corporation
Carl J. Nilsen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laser optical element mounting arrangement and method
Patent number
4,777,639
Issue date
Oct 11, 1988
PRC Corporation
David R. Whitehouse
G02 - OPTICS
Information
Patent Grant
Method and apparatus for laser processing of materials
Patent number
4,752,669
Issue date
Jun 21, 1988
PRC Corporation
Charles M. Sharp
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Gas laser with at least one excitation tube wherethrough gas is act...
Patent number
4,704,719
Issue date
Nov 3, 1987
PRC Corporation
Hardy P. Weiss
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for improving the power of an axial gas laser
Patent number
4,692,928
Issue date
Sep 8, 1987
PRC Corporation
Hardy P. Weiss
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas laser tube assembly
Patent number
4,617,667
Issue date
Oct 14, 1986
P.R.C., Ltd.
Wayne M. Penn
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
76179612 - PRODUCTIVITY WITH THE SPEED OF LIGHT
Serial number
76179612
Registration number
2492689
Filing date
Dec 5, 2000
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
76179613 - IT MAKES THE DIFFERENCE
Serial number
76179613
Registration number
2496338
Filing date
Dec 5, 2000
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75610624 - MERCURY
Serial number
75610624
Filing date
Dec 15, 1998
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75276698 - MILLENNIUM LASER
Serial number
75276698
Filing date
Apr 8, 1997
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75131211 - LEADING WITH THE SPEED OF LIGHT
Serial number
75131211
Registration number
2145366
Filing date
Jul 3, 1996
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75045139 - HYPERPULSE
Serial number
75045139
Registration number
2027005
Filing date
Jan 17, 1996
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74010611 - LIGHTVAR
Serial number
74010611
Registration number
1629896
Filing date
Dec 14, 1989
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73823981 - TURBO FLOW
Serial number
73823981
Registration number
1652189
Filing date
Sep 7, 1989
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73773028 - HYPERPULSE
Serial number
73773028
Registration number
1560626
Filing date
Jan 4, 1989
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73692245 - WORKING WITH THE SPEED OF LIGHT
Serial number
73692245
Registration number
1513417
Filing date
Oct 28, 1987
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73650789 - HYPERPULSE
Serial number
73650789
Filing date
Mar 23, 1987
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73642999 - PRC
Serial number
73642999
Registration number
1455086
Filing date
Feb 5, 1987
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73642995 - PRC
Serial number
73642995
Registration number
1456322
Filing date
Feb 5, 1987
PRC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments