skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:045470/0202   Pages: 17
Recorded: 02/27/2018
Attorney Dkt #:EXFO INC/NBOC-1001003690
Conveyance: SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 63
1
Patent #:
Issue Dt:
05/19/1998
Application #:
08728032
Filing Dt:
10/09/1996
Title:
OPTICAL TIME DOMAIN REFLECTOMETER WITH INTERNAL REFERENCE REFLECTOR
2
Patent #:
Issue Dt:
10/21/2003
Application #:
09753673
Filing Dt:
01/04/2001
Publication #:
Pub Dt:
10/18/2001
Title:
OPTICAL SPECTRUM ANALYZER
3
Patent #:
Issue Dt:
08/06/2002
Application #:
09821032
Filing Dt:
03/30/2001
Publication #:
Pub Dt:
12/13/2001
Title:
METHOD AND APPARATUS FOR MEASURING PHASE DIFFERENCES BETWEEN INTENSITY-MODULATED OPTICAL SIGNALS
4
Patent #:
Issue Dt:
09/01/2009
Application #:
10133408
Filing Dt:
04/29/2002
Publication #:
Pub Dt:
05/22/2003
Title:
SINGLE ENDED DMT TEST METHOD FOR DETERMINING ADSL CAPABILITY OF CABLES
5
Patent #:
Issue Dt:
01/23/2007
Application #:
10378000
Filing Dt:
03/04/2003
Publication #:
Pub Dt:
09/04/2003
Title:
MEASUREMENT SYSTEM FOR WIDE DYNAMIC RANGE OPTICAL POWER METER
6
Patent #:
Issue Dt:
03/06/2007
Application #:
10538768
Filing Dt:
06/10/2005
Publication #:
Pub Dt:
08/03/2006
Title:
METHOD AND APPARATUS FOR TESTING OPTICAL NETWORKS
7
Patent #:
Issue Dt:
06/05/2007
Application #:
10544638
Filing Dt:
08/05/2005
Publication #:
Pub Dt:
07/27/2006
Title:
METHOD AND APPARATUS FOR MEASURING POLARIZATION MODE DISPERSION
8
Patent #:
Issue Dt:
08/16/2005
Application #:
10625528
Filing Dt:
07/24/2003
Publication #:
Pub Dt:
04/07/2005
Title:
HIGH OPTICAL REJECTION OPTICAL SPECTRUM ANALYZER/MONOCHROMATOR
9
Patent #:
Issue Dt:
10/03/2006
Application #:
10986833
Filing Dt:
11/15/2004
Publication #:
Pub Dt:
05/05/2005
Title:
OPTICAL SPECTRUM ANALYZER USING A DIFFRACTION GRATING AND MULTI-PASS OPTICS
10
Patent #:
Issue Dt:
04/03/2007
Application #:
11055742
Filing Dt:
02/10/2005
Publication #:
Pub Dt:
08/10/2006
Title:
POLARIZATION INDEPENDENT OPTICAL SAMPLING ARRANGEMENT
11
Patent #:
Issue Dt:
02/05/2008
Application #:
11351378
Filing Dt:
02/10/2006
Publication #:
Pub Dt:
08/16/2007
Title:
EQUIVALENT TIME ASYNCHRONOUS SAMPLING ARRANGEMENT
12
Patent #:
Issue Dt:
05/04/2010
Application #:
11885411
Filing Dt:
08/31/2007
Publication #:
Pub Dt:
08/14/2008
Title:
METHOD AND APPARATUS FOR EXTRACTING LIGHT FROM AN OPTICAL WAVEGUIDE
13
Patent #:
Issue Dt:
07/09/2013
Application #:
12081985
Filing Dt:
04/24/2008
Publication #:
Pub Dt:
10/29/2009
Title:
Method and apparatus for identification of multiple fibers using an OTDR
14
Patent #:
Issue Dt:
05/18/2010
Application #:
12086626
Filing Dt:
06/16/2008
Publication #:
Pub Dt:
02/05/2009
Title:
ESTIMATING LOSS OF MECHANICAL SPLICES INTERCONNECTING OPTICAL FIBERS, AND CONNECTOR INSTALLATION TOOL
15
Patent #:
Issue Dt:
02/12/2013
Application #:
12292778
Filing Dt:
11/26/2008
Publication #:
Pub Dt:
05/28/2009
Title:
OPTICAL WAVEGUIDE ROTATOR MECHANISM, BIREFRINGENCE-INDUCING ELEMENT AND POLARIZATION CONTROL DEVICES EMPLOYING EITHER OR BOTH AND METHODS OF USING SAME
16
Patent #:
Issue Dt:
06/07/2011
Application #:
12373986
Filing Dt:
01/15/2009
Publication #:
Pub Dt:
12/17/2009
Title:
LASER FOR PROVIDING PULSED LIGHT AND REFLECTOMETRIC APPARATUS INCORPORATING SUCH A LASER
17
Patent #:
Issue Dt:
01/22/2013
Application #:
12594503
Filing Dt:
10/02/2009
Publication #:
Pub Dt:
05/27/2010
Title:
IN-BAND OPTICAL SIGNAL TO NOISE RATIO DETERMINATION METHOD AND SYSTEM
18
Patent #:
Issue Dt:
10/02/2012
Application #:
12710683
Filing Dt:
02/23/2010
Publication #:
Pub Dt:
08/26/2010
Title:
OPTICAL SAMPLING WITH COHERENT DETECTION
19
Patent #:
Issue Dt:
01/29/2013
Application #:
12859648
Filing Dt:
08/19/2010
Publication #:
Pub Dt:
04/21/2011
Title:
IN-BAND OPTICAL NOISE MEASUREMENT USING DIFFERENTIAL POLARIZATION RESPONSE
20
Patent #:
Issue Dt:
04/26/2016
Application #:
13119220
Filing Dt:
03/16/2011
Publication #:
Pub Dt:
07/28/2011
Title:
SAMPLING-BASED BALANCED DETECTION SYSTEM
21
Patent #:
Issue Dt:
04/01/2014
Application #:
13124455
Filing Dt:
04/15/2011
Publication #:
Pub Dt:
02/23/2012
Title:
METHOD AND APPARATUS FOR DERIVING PARAMETERS OF OPTICAL PATHS IN OPTICAL NETWORKS USING TWO-WAVELENGTH OTDR AND A WAVELENGTH-DEPENDENT REFLECTIVE ELEMENT
22
Patent #:
Issue Dt:
07/01/2014
Application #:
13201576
Filing Dt:
10/25/2011
Publication #:
Pub Dt:
05/31/2012
Title:
ALL-OPTICAL, PHASE SENSITIVE OPTICAL SIGNAL SAMPLING
23
Patent #:
Issue Dt:
10/14/2014
Application #:
13204350
Filing Dt:
08/05/2011
Publication #:
Pub Dt:
12/01/2011
Title:
METHOD AND APPARATUS FOR TESTING TRANSMISSION LINES NORMALLY PROPAGATING OPTICAL SIGNALS
24
Patent #:
Issue Dt:
10/08/2013
Application #:
13222348
Filing Dt:
08/31/2011
Publication #:
Pub Dt:
07/26/2012
Title:
UNBALANCED MACH-ZEHNDER INTERFEROMETER AND MODULATOR BASED THEREUPON
25
Patent #:
Issue Dt:
08/18/2015
Application #:
13501708
Filing Dt:
04/12/2012
Publication #:
Pub Dt:
08/09/2012
Title:
REFERENCE-BASED IN-BAND OSNR MEASUREMENT ON POLARIZATION-MULTIPLEXED SIGNALS
26
Patent #:
Issue Dt:
08/30/2016
Application #:
13577158
Filing Dt:
08/03/2012
Publication #:
Pub Dt:
12/06/2012
Title:
TESTING NETWORK COMMUNICATIONS LINKS
27
Patent #:
Issue Dt:
11/05/2013
Application #:
13699982
Filing Dt:
11/26/2012
Publication #:
Pub Dt:
04/11/2013
Title:
MULTIPLE-ACQUISITION OTDR METHOD AND DEVICE
28
Patent #:
Issue Dt:
07/22/2014
Application #:
13717113
Filing Dt:
12/17/2012
Publication #:
Pub Dt:
06/27/2013
Title:
METHOD AND SYSTEM FOR DETERMINING IN-BAND OPTICAL NOISE
29
Patent #:
Issue Dt:
11/28/2017
Application #:
13767851
Filing Dt:
02/14/2013
Publication #:
Pub Dt:
06/09/2016
Title:
DETERMINING A POLARIZATION-RELATED CHARACTERISTIC OF AN OPTICAL LINK
30
Patent #:
Issue Dt:
09/06/2016
Application #:
13965823
Filing Dt:
08/13/2013
Publication #:
Pub Dt:
12/12/2013
Title:
CHARACTERIZATION OF NON-ASE NOISE ON OPTICAL SIGNALS
31
Patent #:
Issue Dt:
06/06/2017
Application #:
14009236
Filing Dt:
10/01/2013
Publication #:
Pub Dt:
03/27/2014
Title:
CHARACTERIZATION OF LINEAR CROSSTALK ON MULTIPLEXED OPTICAL SIGNALS
32
Patent #:
Issue Dt:
09/15/2015
Application #:
14014606
Filing Dt:
08/30/2013
Publication #:
Pub Dt:
07/17/2014
Title:
BI-DIRECTIONAL MULTI-PULSEWIDTH OPTICAL TIME-DOMAIN REFLECTOMETER
33
Patent #:
Issue Dt:
10/27/2015
Application #:
14044768
Filing Dt:
10/02/2013
Publication #:
Pub Dt:
02/06/2014
Title:
MULTIPLE-ACQUISITION OTDR METHOD AND DEVICE
34
Patent #:
Issue Dt:
08/23/2016
Application #:
14092227
Filing Dt:
11/27/2013
Publication #:
Pub Dt:
05/29/2014
Title:
OPTICAL REFLECTOMETER WITH LOSS AND/OR REFLECTANCE PROFILE VIEW
35
Patent #:
Issue Dt:
09/20/2016
Application #:
14212144
Filing Dt:
03/14/2014
Publication #:
Pub Dt:
10/09/2014
Title:
Pass-Through Test Device
36
Patent #:
Issue Dt:
06/06/2017
Application #:
14223165
Filing Dt:
03/24/2014
Publication #:
Pub Dt:
04/23/2015
Title:
IN-BAND OSNR MEASUREMENT ON POLARIZATION-MULTIPLEXED SIGNALS
37
Patent #:
Issue Dt:
03/14/2017
Application #:
14268144
Filing Dt:
05/02/2014
Publication #:
Pub Dt:
11/06/2014
Title:
SIGNAL DEFORMATION MEASUREMENT ON POLARIZATION-MULTIPLEXED SIGNALS
38
Patent #:
Issue Dt:
08/11/2015
Application #:
14273652
Filing Dt:
05/09/2014
Publication #:
Pub Dt:
11/20/2014
Title:
METHOD AND SYSTEM FOR COMMON-MODE-REJECTION-RATIO (CMRR) CHARACTERIZATION OF AN INTEGRATED COHERENT RECEIVER
39
Patent #:
Issue Dt:
07/10/2018
Application #:
14301646
Filing Dt:
06/11/2014
Publication #:
Pub Dt:
07/14/2016
Title:
OPTICAL FIBER MODAL DISTRIBUTION CONDITIONER
40
Patent #:
Issue Dt:
08/15/2017
Application #:
14368625
Filing Dt:
06/25/2014
Publication #:
Pub Dt:
11/06/2014
Title:
PORTABLE DIGITAL HOLOGRAPHIC PROBE FOR THE INSPECTION OF OPTICAL FIBER CONNECTORS, AND INSPECTION SYSTEM AND METHOD FOR THE SAME
41
Patent #:
Issue Dt:
12/12/2017
Application #:
14468453
Filing Dt:
08/26/2014
Publication #:
Pub Dt:
04/02/2015
Title:
MULTIPLE-FIBER CONNECTOR INSPECTION
42
Patent #:
Issue Dt:
03/15/2016
Application #:
14468890
Filing Dt:
08/26/2014
Publication #:
Pub Dt:
12/11/2014
Title:
METHOD AND APPARATUS FOR TESTING TRANSMISSION LINES NORMALLY PROPAGATING OPTICAL SIGNALS
43
Patent #:
Issue Dt:
01/17/2017
Application #:
14471047
Filing Dt:
08/28/2014
Publication #:
Pub Dt:
04/02/2015
Title:
TRANSCEIVER MODULE ADAPTER DEVICE
44
Patent #:
Issue Dt:
01/02/2018
Application #:
14558773
Filing Dt:
12/03/2014
Title:
Network Test System
45
Patent #:
Issue Dt:
03/20/2018
Application #:
14571808
Filing Dt:
12/16/2014
Publication #:
Pub Dt:
06/25/2015
Title:
FIBER-OPTIC CONNECTOR MATING ASSEMBLY FOR OPTICAL TEST INSTRUMENTS
46
Patent #:
Issue Dt:
07/18/2017
Application #:
14575409
Filing Dt:
12/18/2014
Publication #:
Pub Dt:
07/16/2015
Title:
METHOD AND SYSTEM FOR MEASURING AN OPTICAL LOSS VALUE OF AN OPTICAL FIBER LINK
47
Patent #:
Issue Dt:
11/29/2016
Application #:
14820707
Filing Dt:
08/07/2015
Publication #:
Pub Dt:
12/03/2015
Title:
BI-DIRECTIONAL MULTI-PULSEWIDTH OPTICAL TIME-DOMAIN REFLECTOMETER
48
Patent #:
Issue Dt:
08/06/2019
Application #:
14820864
Filing Dt:
08/07/2015
Publication #:
Pub Dt:
02/11/2016
Title:
TESTING FIBER ARRANGEMENT IN MULTI-FIBER CABLES
49
Patent #:
Issue Dt:
02/14/2017
Application #:
14860277
Filing Dt:
09/21/2015
Publication #:
Pub Dt:
01/14/2016
Title:
MULTIPLE-ACQUISITION OTDR METHOD AND DEVICE
50
Patent #:
Issue Dt:
11/13/2018
Application #:
14931983
Filing Dt:
11/04/2015
Publication #:
Pub Dt:
05/05/2016
Title:
IN-BAND NOISE AND/OR SPECTRAL DEFORMATION MEASUREMENT ON POLARIZATION-MULTIPLEXED SIGNALS
51
Patent #:
Issue Dt:
04/24/2018
Application #:
14932375
Filing Dt:
11/04/2015
Publication #:
Pub Dt:
05/19/2016
Title:
IN-BAND NOISE DETERMINATION ON OPTICAL COMMUNICATION SIGNALS
52
Patent #:
Issue Dt:
08/29/2017
Application #:
14941759
Filing Dt:
11/16/2015
Publication #:
Pub Dt:
06/09/2016
Title:
METHOD FOR REFERENCING AN OPTICAL POWER LOSS MEASUREMENT SYSTEM, AND ASSOCIATED COMPUTER READABLE MEMORY AND OPLM SYSTEM
53
Patent #:
Issue Dt:
03/13/2018
Application #:
14962301
Filing Dt:
12/08/2015
Publication #:
Pub Dt:
06/16/2016
Title:
FIBER INSPECTION MICROSCOPE AND POWER MEASUREMENT SYSTEM, FIBER INSPECTION TIP AND METHOD USING SAME
54
Patent #:
Issue Dt:
05/02/2017
Application #:
15050146
Filing Dt:
02/22/2016
Publication #:
Pub Dt:
08/25/2016
Title:
SAFE-MODE OTDR METHOD
55
Patent #:
Issue Dt:
05/16/2017
Application #:
15069365
Filing Dt:
03/14/2016
Publication #:
Pub Dt:
07/07/2016
Title:
METHOD AND APPARATUS FOR TESTING TRANSMISSION LINES NORMALLY PROPAGATING OPTICAL SIGNALS
56
Patent #:
Issue Dt:
01/30/2018
Application #:
15160398
Filing Dt:
05/20/2016
Publication #:
Pub Dt:
11/24/2016
Title:
ADAPTER TIP AND MICROSCOPE SYSTEM FOR INSPECTION OF FIBER-OPTIC CONNECTOR ENDFACE
57
Patent #:
Issue Dt:
01/08/2019
Application #:
15193180
Filing Dt:
06/27/2016
Publication #:
Pub Dt:
01/05/2017
Title:
MULTIPLE-FIBER CONNECTOR INSPECTION
58
Patent #:
Issue Dt:
11/21/2017
Application #:
15220715
Filing Dt:
07/27/2016
Publication #:
Pub Dt:
11/17/2016
Title:
METHOD AND SYSTEM FOR MEASURING AN OPTICAL POWER ATTENUATION VALUE OF A MULTIMODE DEVICE UNDER TEST, RECEIVE DEVICE AND COMPUTER-READABLE MEMORY
59
Patent #:
Issue Dt:
11/10/2020
Application #:
15255199
Filing Dt:
09/02/2016
Publication #:
Pub Dt:
08/17/2017
Title:
SYSTEM AND METHOD OF COMMUNICATING WITH AND CONTROLLING A TEST DEVICE
60
Patent #:
Issue Dt:
02/20/2018
Application #:
15263036
Filing Dt:
09/12/2016
Publication #:
Pub Dt:
03/23/2017
Title:
MULTIMODE LAUNCH SYSTEMS FOR USE IN PERFORMING AN OTDR MEASUREMENT ON A MULTI-FIBER ARRAY DUT AND METHOD OF PERFORMING SAME
61
Patent #:
Issue Dt:
11/28/2017
Application #:
15263986
Filing Dt:
09/13/2016
Publication #:
Pub Dt:
03/23/2017
Title:
OPTICAL POWER MEASUREMENT IN A PASSIVE OPTICAL NETWORK
62
Patent #:
Issue Dt:
05/14/2019
Application #:
15427474
Filing Dt:
02/08/2017
Publication #:
Pub Dt:
08/17/2017
Title:
TESTING FIBER ARRANGEMENT IN MULTI-FIBER CABLES
63
Patent #:
Issue Dt:
07/03/2018
Application #:
15427486
Filing Dt:
02/08/2017
Publication #:
Pub Dt:
05/25/2017
Title:
MULTIPLE-ACQUISITION OTDR METHOD AND DEVICE
Assignor
1
Exec Dt:
01/31/2018
Assignee
1
1155 METCALFE STREET, 5TH FLOOR
MONTREAL, QUEBEC, CANADA H3B 4S9
Correspondence name and address
ANNIE AYMOND-NORTON ROSE FULBRIGHT USLLP
1301 MCKINNEY STREET
HOUSTON, TX 77010

Search Results as of: 09/22/2024 07:51 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT