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Los Angeles, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Electrosurgical handpiece incorporating blade and conductive gas fu...
Patent number
5,256,138
Issue date
Oct 26, 1993
The Birtcher Corporation
Paul P. Burek
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Hand-held ultrasonic detector
Patent number
D297513
Issue date
Sep 6, 1988
The Birtcher Corporation
Robert S. Tetrault
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Ultrasonic generating system with feedback control
Patent number
4,708,127
Issue date
Nov 24, 1987
The Birtcher Corporation
Ali A. Abdelghani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Electrical apparatus housing assembly
Patent number
4,154,493
Issue date
May 15, 1979
The Birtcher Corporation
Earle F. Prater
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Handle assembly
Patent number
4,153,314
Issue date
May 8, 1979
The Birtcher Corporation
Earle F. Prater
A45 - HAND OR TRAVELLING ARTICLES
Information
Patent Grant
Isolation amplifier
Patent number
4,066,974
Issue date
Jan 3, 1978
The Birtcher Corporation
Clyde J. Reinhard
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Disposable electrosurgical switching assembly
Patent number
4,034,761
Issue date
Jul 12, 1977
The Birtcher Corporation
Earle F. Prater
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Printed circuit board retainer
Patent number
3,970,198
Issue date
Jul 20, 1976
The Birtcher Corporation
Earle Francis Prater
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Uncomplicated load-adapting electrosurgical cutting generator
Patent number
3,964,487
Issue date
Jun 22, 1976
The Birtcher Corporation
Donald W. Judson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Input bias and signal conditioning circuit with overload indication...
Patent number
3,947,779
Issue date
Mar 30, 1976
The Birtcher Corporation
Clyde J. Reinhard
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74113955 - HELIBEAM
Serial number
74113955
Filing date
Nov 9, 1990
Birtcher Corporation, The
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
74113783 - HYFREBEAM
Serial number
74113783
Filing date
Nov 9, 1990
Birtcher Corporation, The
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
74113784 - BIRTCHERBEAM
Serial number
74113784
Filing date
Nov 9, 1990
Birtcher Corporation, The
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
74113786 - BEAMICATOR
Serial number
74113786
Filing date
Nov 9, 1990
Birtcher Corporation, The
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
74003030 - CARDIO-TRACER PLUS
Serial number
74003030
Registration number
1607381
Filing date
Nov 17, 1989
BIRTCHER CORPORATION, THE
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
74002573 - HYFRECATOR PLUS
Serial number
74002573
Registration number
1608982
Filing date
Nov 16, 1989
BIRTCHER CORPORATION, THE
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
73767728 - REMOTE 1
Serial number
73767728
Registration number
1560697
Filing date
Dec 6, 1988
BIRTCHER CORPORATION, THE
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
73767767 - CARDIO-TRACER
Serial number
73767767
Registration number
1584494
Filing date
Dec 6, 1988
BIRTCHER CORPORATION, THE
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
73676511 - ELECTROLASE
Serial number
73676511
Registration number
1485171
Filing date
Aug 4, 1987
BIRTCHER CORP.
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
73089586 - LOK-TAINER
Serial number
73089586
Registration number
1087585
Filing date
Jun 7, 1976
BIRTCHER CORPORATION, THE
6 - Common metals and their alloys
Information
Trademark
73029075 - MEGASON
Serial number
73029075
Registration number
1016793
Filing date
Aug 9, 1974
BIRTCHER CORPORATION, THE
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
73029098 - MEGASON
Serial number
73029098
Registration number
1026513
Filing date
Aug 9, 1974
BIRTCHER CORPORATION, THE
5 - Pharmaceutical and veterinary preparations
Information
Trademark
72466030 - BIRTCHER BB
Serial number
72466030
Registration number
989683
Filing date
Aug 20, 1973
BIRTCHER CORPORATION, THE
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
72250446 - LOCKONS
Serial number
72250446
Registration number
850815
Filing date
Jul 18, 1966
BIRTCHER CORPORATION, THE
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
72138079 - PCB-TAINER
Serial number
72138079
Registration number
743721
Filing date
Feb 16, 1962
BIRTCHER CORPORATION, THE
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72138077 - KOOL-TAINER
Serial number
72138077
Registration number
751986
Filing date
Feb 16, 1962
BIRTCHER CORPORATION, THE
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72138078 - TRANS-CLIP
Serial number
72138078
Registration number
751987
Filing date
Feb 16, 1962
BIRTCHER CORPORATION, THE
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72130538 - PHONATRACE
Serial number
72130538
Registration number
743512
Filing date
Oct 24, 1961
BIRTCHER CORPORATION, THE
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
71414911 - HYFRECATOR
Serial number
71414911
Registration number
367316
Filing date
Jan 17, 1939
BIRTCHER CORPORATION, THE
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth