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Marsh-McBirney, Inc.
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ARLINGTON, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic flowmeter having a separable magnet/electrode assembly
Patent number
6,598,487
Issue date
Jul 29, 2003
Marsh-McBirney, Inc.
Lawrence B. Marsh
G01 - MEASURING TESTING
Information
Patent Grant
Open channel flowmeter utilizing surface velocity and lookdown leve...
Patent number
5,811,688
Issue date
Sep 22, 1998
Marsh-McBirney, Inc.
Lawrence B. Marsh
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Self-calibrating open-channel flowmeter
Patent number
5,684,250
Issue date
Nov 4, 1997
Marsh-McBirney, Inc.
Lawrence B. Marsh
G01 - MEASURING TESTING
Information
Patent Grant
Port forward sensor for liquid level gauge or flowmeter
Patent number
5,644,088
Issue date
Jul 1, 1997
Marsh-McBirney, Inc.
Donald B. Heckman
G01 - MEASURING TESTING
Information
Patent Grant
Tracer type flowmeter and method using two or more injected trace m...
Patent number
5,594,179
Issue date
Jan 14, 1997
Marsh-McBirney, Inc.
Lawrence B. Marsh
G01 - MEASURING TESTING
Information
Patent Grant
Flowmeter having active temperature compensation
Patent number
5,544,531
Issue date
Aug 13, 1996
Marsh-McBirney, Inc.
Donald B. Heckman
G01 - MEASURING TESTING
Information
Patent Grant
Liquid flowmeter including doppler signal processing, and method
Patent number
5,421,211
Issue date
Jun 6, 1995
Marsh-McBirney, Inc.
Donald B. Heckman
G01 - MEASURING TESTING
Information
Patent Grant
Magnetic flowmeter having a separable magnetic assembly
Patent number
5,398,552
Issue date
Mar 21, 1995
Marsh-McBirney, Inc.
Lawrence B. Marsh
G01 - MEASURING TESTING
Information
Patent Grant
Pump station flowmeter
Patent number
5,385,056
Issue date
Jan 31, 1995
Marsh-McBirney, Inc.
Lawrence B. Marsh
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Grant
Flowmeter with concentrically arranged electromagnetic field
Patent number
5,263,374
Issue date
Nov 23, 1993
Marsh-McBirney, Inc.
Lawrence B. Marsh
G01 - MEASURING TESTING
Information
Patent Grant
Pressure level sensor
Patent number
4,549,434
Issue date
Oct 29, 1985
Marsh-McBirney, Inc.
Lawrence B. Marsh
G01 - MEASURING TESTING
Information
Patent Grant
Flow meter having an electromagnetic sensor probe
Patent number
4,459,858
Issue date
Jul 17, 1984
Marsh-McBirney, Inc.
Lawrence B. Marsh
G01 - MEASURING TESTING
Information
Patent Grant
Fluid flow meter
Patent number
4,083,246
Issue date
Apr 11, 1978
Marsh-McBirney, Inc.
Lawrence B. Marsh
G01 - MEASURING TESTING
Information
Patent Grant
Spherical electromagnetic water current velocity sensor with protru...
Patent number
4,015,471
Issue date
Apr 5, 1977
Marsh-McBirney, Inc.
Lawrence B. Marsh
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
78715794 - MAG-STATION
Serial number
78715794
Filing date
Sep 19, 2005
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
78429690 - MARSH MCBIRNEY A HIGHER LEVEL OF FLOW MEASUREMENT
Serial number
78429690
Registration number
3080643
Filing date
Jun 3, 2004
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
78194832 - MULTI-MAG
Serial number
78194832
Registration number
2931697
Filing date
Dec 16, 2002
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
78194825 - FLO-DAR
Serial number
78194825
Registration number
2849624
Filing date
Dec 16, 2002
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
78178650 - FLO-LOGGER
Serial number
78178650
Registration number
2953829
Filing date
Oct 25, 2002
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74731893 - STATION-WARE
Serial number
74731893
Registration number
2051568
Filing date
Sep 21, 1995
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74717511 - STATION-ANALYZER
Serial number
74717511
Registration number
2041372
Filing date
Aug 18, 1995
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74391657 - STATION-MASTER
Serial number
74391657
Filing date
May 18, 1993
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74223921 - FLO-WARE
Serial number
74223921
Registration number
1715302
Filing date
Nov 21, 1991
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74223920 - SITE-WARE
Serial number
74223920
Registration number
1717783
Filing date
Nov 21, 1991
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74210430 - STATION-MASTER
Serial number
74210430
Filing date
Oct 7, 1991
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74205204 - FLO-MATE
Serial number
74205204
Registration number
1756521
Filing date
Sep 20, 1991
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74033076 - ECHO-LOCK
Serial number
74033076
Registration number
1623478
Filing date
Feb 27, 1990
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73777649 - ISO-CAP
Serial number
73777649
Registration number
1559658
Filing date
Jan 30, 1989
Marsh-McBirney, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73745078 - MKT ASSOC.
Serial number
73745078
Registration number
1566289
Filing date
Aug 9, 1988
MARSH-MCBIRNEY, INC.
35 - Advertising
Information
Trademark
73614974 - FLO-TOTE
Serial number
73614974
Registration number
1436311
Filing date
Aug 15, 1986
Marsh-McBirney, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73400553 - MMI ENGINEERING FOR ENGINEERS SINCE 1971
Serial number
73400553
Registration number
1266975
Filing date
Oct 22, 1982
Marsh-McBirney, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72447013 - MMI
Serial number
72447013
Registration number
991339
Filing date
Jan 26, 1973
MARSH-MCBIRNEY, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments