Total properties:
21
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Patent #:
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Issue Dt:
|
01/28/1997
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Application #:
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08340599
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Filing Dt:
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11/16/1994
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Title:
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ASSEMBLY INCLUDING INTERLOCKING COMPONENTS FOR TEACHING MATHEMATICAL CONCEPTS
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Patent #:
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|
Issue Dt:
|
04/01/1997
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Application #:
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08399439
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Filing Dt:
|
03/07/1995
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Title:
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INSTRUMENTS FOR DRAWING CIRCLES
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Patent #:
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|
Issue Dt:
|
05/20/1997
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Application #:
|
08412049
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Filing Dt:
|
03/28/1995
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Title:
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CIRCLE COMPASS
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Patent #:
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|
Issue Dt:
|
12/22/1998
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Application #:
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08713993
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Filing Dt:
|
09/13/1996
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Title:
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DIGITAL AND ANALOG TEACHING CLOCK
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Patent #:
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Issue Dt:
|
08/19/2003
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Application #:
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09776553
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Filing Dt:
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02/02/2001
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Publication #:
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Pub Dt:
|
08/08/2002
| | | | |
Title:
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DRAWING TOOL
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|
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Patent #:
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|
Issue Dt:
|
06/01/2010
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Application #:
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11015834
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Filing Dt:
|
12/17/2004
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Publication #:
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|
Pub Dt:
|
06/22/2006
| | | | |
Title:
|
TIME INTERVAL INDICATING DEVICE
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Patent #:
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|
Issue Dt:
|
07/24/2007
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Application #:
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11244849
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Filing Dt:
|
10/06/2005
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Title:
|
CASE FOR MULTIPLE STAMP PADS
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|
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Patent #:
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|
Issue Dt:
|
12/06/2011
|
Application #:
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12789218
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Filing Dt:
|
05/27/2010
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Publication #:
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|
Pub Dt:
|
12/02/2010
| | | | |
Title:
|
TIME INTERVAL INDICATING DEVICE
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|
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Patent #:
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|
Issue Dt:
|
03/13/2012
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Application #:
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12821952
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Filing Dt:
|
06/23/2010
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Publication #:
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|
Pub Dt:
|
12/23/2010
| | | | |
Title:
|
MAGNETIC SPINNER
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|
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Patent #:
|
|
Issue Dt:
|
09/03/2013
|
Application #:
|
13277714
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Filing Dt:
|
10/20/2011
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Publication #:
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Pub Dt:
|
02/09/2012
| | | | |
Title:
|
TIME INTERVAL INDICATING DEVICE
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|
|
Patent #:
|
|
Issue Dt:
|
08/05/2014
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Application #:
|
13483993
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Filing Dt:
|
05/30/2012
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Publication #:
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|
Pub Dt:
|
12/05/2013
| | | | |
Title:
|
STICK PUPPET
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|
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Patent #:
|
|
Issue Dt:
|
12/17/2013
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Application #:
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13487035
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Filing Dt:
|
06/01/2012
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Publication #:
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Pub Dt:
|
12/06/2012
| | | | |
Title:
|
ELAPSED TIME CLOCK
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|
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Patent #:
|
|
Issue Dt:
|
04/29/2003
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Application #:
|
29144752
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Filing Dt:
|
07/10/2001
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Title:
|
TOY CLOCK
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|
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Patent #:
|
|
Issue Dt:
|
07/02/2002
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Application #:
|
29152070
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Filing Dt:
|
10/30/2001
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Title:
|
CASHBOX
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|
|
Patent #:
|
|
Issue Dt:
|
12/17/2002
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Application #:
|
29152840
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Filing Dt:
|
12/27/2001
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Title:
|
TRUNDLE MEASURE WHEEL
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|
|
Patent #:
|
|
Issue Dt:
|
10/07/2003
|
Application #:
|
29175455
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Filing Dt:
|
02/05/2003
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Title:
|
TOY BLOCK
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|
|
Patent #:
|
|
Issue Dt:
|
12/02/2003
|
Application #:
|
29175863
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Filing Dt:
|
02/12/2003
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Title:
|
DICE SPINNER
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|
|
Patent #:
|
|
Issue Dt:
|
11/07/2006
|
Application #:
|
29238952
|
Filing Dt:
|
09/23/2005
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Title:
|
EDUCATIONAL DEVICE
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|
|
Patent #:
|
|
Issue Dt:
|
04/15/2008
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Application #:
|
29255619
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Filing Dt:
|
03/10/2006
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Title:
|
STAMPER
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|
|
Patent #:
|
|
Issue Dt:
|
12/11/2007
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Application #:
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29276684
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Filing Dt:
|
02/01/2007
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Title:
|
EDUCATIONAL DEVICE
|
|
|
Patent #:
|
|
Issue Dt:
|
07/26/2011
|
Application #:
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29384795
|
Filing Dt:
|
02/03/2011
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Title:
|
ELAPSED TIME CLOCK
|
|