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John Mitchell
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Longmont, CO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Fluid refractive index optimizing particle counter
Patent number
11,320,360
Issue date
May 3, 2022
Particle Measuring Systems, Inc.
James M. Lumpkin
G01 - MEASURING TESTING
Information
Patent Grant
Flexible foot abduction apparatus
Patent number
10,765,549
Issue date
Sep 8, 2020
John R. Mitchell
A43 - FOOTWEAR
Information
Patent Grant
Quick clip for a club foot device
Patent number
10,675,170
Issue date
Jun 9, 2020
John R. Mitchell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Model for practicing cutting
Patent number
9,984,591
Issue date
May 29, 2018
John R. Mitchell
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Selectively movable foot model with cords
Patent number
9,747,817
Issue date
Aug 29, 2017
John Mitchell
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Foot abduction apparatus
Patent number
8,641,651
Issue date
Feb 4, 2014
John R. Mitchell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Two-dimensional optical imaging methods and systems for particle de...
Patent number
8,427,642
Issue date
Apr 23, 2013
Particle Measuring Systems, Inc.
John Mitchell
G01 - MEASURING TESTING
Information
Patent Grant
Foot abduction apparatus
Patent number
8,361,004
Issue date
Jan 29, 2013
John R. Mitchell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Non-orthogonal particle detection systems and methods
Patent number
8,174,697
Issue date
May 8, 2012
Particle Measuring Systems, Inc.
John Mitchell
G01 - MEASURING TESTING
Information
Patent Grant
Two-dimensional optical imaging methods and systems for particle de...
Patent number
8,154,724
Issue date
Apr 10, 2012
Particle Measuring Systems, Inc.
John Mitchell
G01 - MEASURING TESTING
Information
Patent Grant
Non-orthogonal particle detection systems and methods
Patent number
8,027,035
Issue date
Sep 27, 2011
Particle Measuring Systems, Inc.
John Mitchell
G01 - MEASURING TESTING
Information
Patent Grant
Non-orthogonal particle detection systems and methods
Patent number
7,916,293
Issue date
Mar 29, 2011
Particle Measuring Systems, Inc.
John Mitchell
G01 - MEASURING TESTING
Information
Patent Grant
System and method for correcting clubfoot problems in children
Patent number
7,867,184
Issue date
Jan 11, 2011
John R. Mitchell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Foot abduction bracing apparatus
Patent number
7,850,631
Issue date
Dec 14, 2010
John R. Mitchell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
System and method for correcting club foot problems in children
Patent number
7,267,657
Issue date
Sep 11, 2007
John R. Mitchell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Bubble-forming wand
Patent number
6,551,163
Issue date
Apr 22, 2003
John R. Mitchell
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Toothpaste dispensing toothbrush
Patent number
D448933
Issue date
Oct 9, 2001
Blackhawk Molding, Inc.
John R. Mitchell
D04 - Brushware
Information
Patent Grant
Toothpaste dispensing toothbrush
Patent number
6,129,474
Issue date
Oct 10, 2000
Blackhawk Molding Inc.
John R. Mitchell
A46 - BRUSHWARE
Information
Patent Grant
Collapsible machine for exercising the whole body of an exerciser i...
Patent number
6,036,623
Issue date
Mar 14, 2000
John R. Mitchell
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Toothpaste dispensing toothbrush
Patent number
D413204
Issue date
Aug 31, 1999
John R. Mitchell
D04 - Brushware
Information
Patent Grant
In-situ particle detection utilizing optical coupling
Patent number
5,751,422
Issue date
May 12, 1998
Particle Measuring Systems, Inc.
John R. Mitchell
G01 - MEASURING TESTING
Information
Patent Grant
Shaving cream dispensing razor
Patent number
5,701,674
Issue date
Dec 30, 1997
Venture Innovations, Inc.
John R. Mitchell
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Diode laser pumped Raman gas analysis system with reflective hollow...
Patent number
5,521,703
Issue date
May 28, 1996
Albion Instruments, Inc.
John R. Mitchell
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for zero-calibration of a raman spectroscopy s...
Patent number
5,452,084
Issue date
Sep 19, 1995
Albion Instruments, Inc.
John Mitchell
G01 - MEASURING TESTING
Information
Patent Grant
Constant pressure gas cell
Patent number
5,245,405
Issue date
Sep 14, 1993
BOC Health Care, Inc.
John R. Mitchell
G01 - MEASURING TESTING
Information
Patent Grant
Animal medication applicator brush
Patent number
D330249
Issue date
Oct 13, 1992
John R. Mitchell
D24 - Medical and laboratory equipment
Information
Patent Grant
Gas analysis system having buffer gas inputs to protect associated...
Patent number
5,135,304
Issue date
Aug 4, 1992
BOC Health Care, Inc.
Scott D. Miles
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for improving the selectivity of a process for...
Patent number
4,251,674
Issue date
Feb 17, 1981
Phillips Petroleum Company
Ricardo J. Callejas
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Saw horse brace
Patent number
4,192,406
Issue date
Mar 11, 1980
John R. Mitchell
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Plastic trash bag tie bands
Patent number
3,974,960
Issue date
Aug 17, 1976
John R. Mitchell
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
FLEXIBLE FOOT ABDUCTION APPARATUS
Publication number
20200375777
Publication date
Dec 3, 2020
JOHN R. MITCHELL
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
FLUID REFRACTIVE INDEX OPTIMIZING PARTICLE COUNTER
Publication number
20200072729
Publication date
Mar 5, 2020
Particle Measuring Systems, Inc.
James M. LUMPKIN
G01 - MEASURING TESTING
Information
Patent Application
FLEXIBLE FOOT ABDUCTION APPARATUS
Publication number
20180318121
Publication date
Nov 8, 2018
JOHN R. MITCHELL
A43 - FOOTWEAR
Information
Patent Application
QUICK CLIP FOR A CLUB FOOT DEVICE
Publication number
20160113803
Publication date
Apr 28, 2016
JOHN R. MITCHELL
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MODEL FOR PRACTICING CUTTING
Publication number
20140099619
Publication date
Apr 10, 2014
John R. MITCHELL
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
FOOT ABDUCTION APPARATUS
Publication number
20130090587
Publication date
Apr 11, 2013
JOHN R. MITCHELL
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Two-Dimensional Optical Imaging Methods and Systems for Particle De...
Publication number
20120140223
Publication date
Jun 7, 2012
Particle Measuring Systems, Inc.
John MITCHELL
G01 - MEASURING TESTING
Information
Patent Application
Non-Orthogonal Particle Detection Systems and Methods
Publication number
20120012757
Publication date
Jan 19, 2012
Particle Measuring Systems, Inc.
John MITCHELL
G01 - MEASURING TESTING
Information
Patent Application
Non-Orthogonal Particle Detection Systems and Methods
Publication number
20110155927
Publication date
Jun 30, 2011
Particle Measuring Systems, Inc.
John MITCHELL
G01 - MEASURING TESTING
Information
Patent Application
SELECTIVELY MOVABLE FOOT MODEL WITH CORDS
Publication number
20110076661
Publication date
Mar 31, 2011
John MITCHELL
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
FOOT ABDUCTION APPARATUS
Publication number
20110028876
Publication date
Feb 3, 2011
John Mitchell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
FOOT ABDUCTION BRACING APPARATUS
Publication number
20100069808
Publication date
Mar 18, 2010
JOHN R. MITCHELL
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
TWO-DIMENSIONAL OPTICAL IMAGING METHODS AND SYSTEMS FOR PARTICLE DE...
Publication number
20090244536
Publication date
Oct 1, 2009
John Mitchell
G01 - MEASURING TESTING
Information
Patent Application
NON-ORTHOGONAL PARTICLE DETECTION SYSTEMS AND METHODS
Publication number
20090219530
Publication date
Sep 3, 2009
John Mitchell
G01 - MEASURING TESTING
Information
Patent Application
SYSTEM AND METHOD FOR CORRECTING CLUBFOOT PROBLEMS IN CHILDREN
Publication number
20070142760
Publication date
Jun 21, 2007
JOHN R. MITCHELL
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE