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Decatur, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Tapered sleeve, bolt, nut and washer device
Patent number
7,874,777
Issue date
Jan 25, 2011
The Grigoleit Company
Robert K. Howie, Jr.
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Composite knob with light pipe leakage barrier
Patent number
7,203,998
Issue date
Apr 17, 2007
The Grigoleit Company
Robert K. Howie, Jr.
G05 - CONTROLLING REGULATING
Information
Patent Grant
Knob with decorative ring and snap on cap
Patent number
7,111,365
Issue date
Sep 26, 2006
The Grigoleit Company
Robert K. Howie, Jr.
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Composite knob with light pipe leakage barrier
Patent number
7,036,188
Issue date
May 2, 2006
The Grigoleit Company
Robert K. Howie, Jr.
G05 - CONTROLLING REGULATING
Information
Patent Grant
Knob with fingers for gripping a shaft
Patent number
6,896,442
Issue date
May 24, 2005
The Grigoleit Company
Robert K. Howie, Jr.
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Multi-component button and a method of manufacturing it
Patent number
6,591,457
Issue date
Jul 15, 2003
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Composite indicator knob and a method for manufacturing a knob
Patent number
6,568,036
Issue date
May 27, 2003
The Grigoleit Company
Robert K. Howie
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Method of attaching a cover to a tubular body
Patent number
6,528,001
Issue date
Mar 4, 2003
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Timer knob
Patent number
6,528,743
Issue date
Mar 4, 2003
The Grigoleit Company
Robert K. Howie
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Knob with a composite light pipe having a colored face and a light...
Patent number
6,499,191
Issue date
Dec 31, 2002
The Grigoleit Company
Robert K. Howie
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Friction fit knob with anti-torque capabilities
Patent number
6,467,131
Issue date
Oct 22, 2002
The Grigoleit Company
Robert K. Howie
G05 - CONTROLLING REGULATING
Information
Patent Grant
Composite knob having a pullout and torque resistant insert with a...
Patent number
6,463,630
Issue date
Oct 15, 2002
The Grigoleit Company
Robert K. Howie
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method for manufacturing an indicator knob
Patent number
6,391,243
Issue date
May 21, 2002
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for manufacturing an indicator knob and a knob
Patent number
RE37687
Issue date
May 7, 2002
The Grigoleit Company
Robert K. Howie
016 - Miscellaneous hardware
Information
Patent Grant
Method of attaching a cover to a tubular body such as a knob or a b...
Patent number
6,242,064
Issue date
Jun 5, 2001
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for manufacturing an indicator knob
Patent number
6,136,248
Issue date
Oct 24, 2000
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of manufacturing a composite article having a high clarity i...
Patent number
5,942,313
Issue date
Aug 24, 1999
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for obtaining a tight, secure connection between interfittin...
Patent number
5,928,763
Issue date
Jul 27, 1999
The Grigoleit Company
Robert K. Howie
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method for manufacturing an indicator knob and a knob
Patent number
5,845,365
Issue date
Dec 8, 1998
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of manufacturing a composite article having a high clarity i...
Patent number
5,811,175
Issue date
Sep 22, 1998
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for obtaining a tight, secure connection between interfittin...
Patent number
5,783,285
Issue date
Jul 21, 1998
The Grigoleit Company
Robert K. Howie
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method of molding a composite plastic article
Patent number
5,688,461
Issue date
Nov 18, 1997
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Composite metal and plastic handle
Patent number
5,675,867
Issue date
Oct 14, 1997
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Composite knob with an insertable position indicator
Patent number
5,669,104
Issue date
Sep 23, 1997
The Grigoleit Company
Robert K. Howie
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method for manufacturing a composite article having a high clarity...
Patent number
5,641,556
Issue date
Jun 24, 1997
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Decorative product having a decorative strip
Patent number
5,519,972
Issue date
May 28, 1996
The Grigoleit Company
Robert K. Howie
B44 - DECORATIVE ARTS
Information
Patent Grant
Knob with soft plastic cover
Patent number
5,469,758
Issue date
Nov 28, 1995
The Grigoleit Company
Robert K. Howie
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of assembling a calibratable knob and skirt and a product th...
Patent number
5,459,919
Issue date
Oct 24, 1995
The Grigoleit Company
Robert K. Howie
G05 - CONTROLLING REGULATING
Information
Patent Grant
Composite knob with an insertable position indicator
Patent number
5,450,653
Issue date
Sep 19, 1995
The Grigoleit Company
Robert K. Howie
G05 - CONTROLLING REGULATING
Information
Patent Grant
Easily assembled calibratable dial
Patent number
5,345,838
Issue date
Sep 13, 1994
The Grigoleit Company
Robert K. Howie
G05 - CONTROLLING REGULATING
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Trademark
last 30 trademarks
Information
Trademark
73788819 - TRIM WARE
Serial number
73788819
Registration number
1564193
Filing date
Mar 24, 1989
Grigoleit Company, The
7 - Machines and machine tools
Information
Trademark
73340541 - TRIM WARE
Serial number
73340541
Registration number
1230654
Filing date
Dec 7, 1981
Grigoleit Company, The
7 - Machines and machine tools