Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 057679/0827 | |
| Pages: | 7 |
| | Recorded: | 10/02/2021 | | |
| Attorney Dkt #: | 530899012.2 |
| Conveyance: | SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
8
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Patent #:
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Issue Dt:
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11/18/2003
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Application #:
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09809162
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Filing Dt:
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03/16/2001
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Publication #:
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Pub Dt:
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09/19/2002
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Title:
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MULTIPLE BAND OPTICAL MULTIPLEXER AND DEMULTIPLEXER
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Patent #:
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Issue Dt:
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10/12/2004
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Application #:
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10314431
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Filing Dt:
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12/07/2002
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Publication #:
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Pub Dt:
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01/29/2004
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Title:
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INTEGRATED MODE CONVERTER, WAVEGUIDE, AND ON-CHIP FUNCTION
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Patent #:
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Issue Dt:
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01/23/2007
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Application #:
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10315682
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Filing Dt:
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12/10/2002
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Publication #:
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Pub Dt:
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08/14/2003
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Title:
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WAVELENGTH DIVISION MULTIPLEXING OPTICAL PERFORMANCE MONITORS
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Patent #:
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Issue Dt:
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03/07/2006
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Application #:
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10427558
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Filing Dt:
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04/30/2003
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Publication #:
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Pub Dt:
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10/30/2003
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Title:
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LOW LOSS OPTICAL WAVEGUIDE DEVICE
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Patent #:
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Issue Dt:
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12/04/2007
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Application #:
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11143800
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Filing Dt:
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06/03/2005
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Publication #:
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Pub Dt:
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10/06/2005
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Title:
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INPUTS AND OUTPUTS FOR AN OPTICAL MULTIPLEXER/DEMULTIPLEXER UTILIZING THE GRATING FACET DIFFRACTION ENVELOPE
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Patent #:
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Issue Dt:
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11/23/2010
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Application #:
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11827855
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Filing Dt:
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07/13/2007
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Publication #:
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Pub Dt:
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01/15/2009
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Title:
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ULTRA-WIDE BAND AWG MULTIPLEXER
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Patent #:
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Issue Dt:
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02/28/2012
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Application #:
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12486002
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Filing Dt:
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06/17/2009
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Publication #:
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Pub Dt:
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12/17/2009
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Title:
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SEGMENTED WAVEGUIDE STRUCTURE
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Patent #:
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Issue Dt:
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10/28/2014
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Application #:
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13142984
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Filing Dt:
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06/30/2011
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Publication #:
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Pub Dt:
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08/22/2013
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Title:
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FAILURE DETECTING APPARATUS FOR PARTICULATE FILTER
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Assignee
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| 95 WELLINGTON ST. WEST |
| SUITE 2101, PO BOX 55 |
| TORONTO, ONTARIO, CANADA M5J 2N7 |
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Correspondence name and address
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C R STEVENS
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142 W PERSIMMON DR
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GRANITE SHOALS, TX 78654
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