Duffield; Nicholas

Patent Applications and Registrations

Patent applications and USPTO patent grants for Duffield; Nicholas.The latest application filed is for "system and method for inferring traffic legitimacy through selective impairment".

Company Profile

0.41.33

Duffield; Nicholas - Summit NJ

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
System and method for customized voice response Grant 10,192,547 - Duffield Ja	2019-01-29
System and method for inferring traffic legitimacy through selective impairment Grant 9,860,181 - Duffield , et al. January 2, 2	2018-01-02
Systems and methods for rule-based anomaly detection on IP network flow Grant 9,680,877 - Duffield , et al. June 13, 2	2017-06-13
Method and apparatus for detecting and localizing an anomaly for a network Grant 9,571,366 - Duffield , et al. February 14, 2	2017-02-14
System And Method For Inferring Traffic Legitimacy Through Selective Impairment App 20160344639 - Duffield; Nicholas ; et al.	2016-11-24
System And Method For Customized Voice Response App 20160240191 - Duffield; Nicholas	2016-08-18
System and method for inferring traffic legitimacy through selective impairment Grant 9,407,527 - Duffield , et al. August 2, 2	2016-08-02
Scalable traffic classifier and classifier training system Grant 9,349,102 - Sen , et al. May 24, 2	2016-05-24
System and method for customized voice response Grant 9,343,063 - Duffield May 17, 2	2016-05-17
Systems and Methods for Rule-Based Anomaly Detection on IP Network Flow App 20160105462 - Duffield; Nicholas ; et al.	2016-04-14
Systems and methods for rule-based anomaly detection on IP network flow Grant 9,258,217 - Duffield , et al. February 9, 2	2016-02-09
System And Method For Inferring Traffic Legitimacy Through Selective Impairment App 20150350052 - DUFFIELD; NICHOLAS ; et al.	2015-12-03
Method and apparatus for classifying applications using the collective properties of network traffic in a traffic activity graph Grant 8,935,188 - Duffield , et al. January 13, 2	2015-01-13
System and method for determination of routing information in a network Grant 8,811,395 - Gerber , et al. August 19, 2	2014-08-19
System and method for inferring traffic legitimacy through selective impairment Grant 8,751,431 - Duffield , et al. June 10, 2	2014-06-10
System and Method for Customized Voice Response App 20130246072 - Duffield; Nicholas	2013-09-19
System and method for determination of routing information in a network Grant 8,477,772 - Gerber , et al. July 2, 2	2013-07-02
System And Method For Determination Of Routing Information In A Network App 20130132608 - Gerber; Alexandre ; et al.	2013-05-23
System and method for customized voice response Grant 8,442,827 - Duffield May 14, 2	2013-05-14
Scalable Traffic Classifier And Classifier Training System App 20130013542 - SEN; SUBHABRATA ; et al.	2013-01-10
Scalable traffic classifier and classifier training system Grant 8,311,956 - Sen , et al. November 13, 2	2012-11-13
Methods and apparatus for detection of hierarchical heavy hitters Grant 8,218,451 - Duffield , et al. July 10, 2	2012-07-10
Method for summarizing data in unaggregated data streams Grant 8,195,710 - Cohen , et al. June 5, 2	2012-06-05
Method And Apparatus For Providing A Measurement Of Performance For A Network App 20120106377 - SOMMERS; Joel ; et al.	2012-05-03
Indirect measurement methodology to infer routing changes using statistics of flow arrival processes Grant 8,165,019 - Breslau , et al. April 24, 2	2012-04-24
Method And Apparatus For Classifying Applications Using The Collective Properties Of Network Traffic App 20120047096 - Duffield; Nicholas ; et al.	2012-02-23
System and method for inferring wireless trajectories in a cellular telephone network Grant 8,121,599 - Gerber , et al. February 21, 2	2012-02-21
System And Method For Data Intensive Local Inference App 20110313767 - DUFFIELD; Nicholas	2011-12-22
Method and apparatus for providing a measurement of performance for a network Grant 8,073,945 - Sommers , et al. December 6, 2	2011-12-06
System and method for spatially consistent sampling of flow records at constrained, content-dependent rates Grant 8,064,359 - Duffield , et al. November 22, 2	2011-11-22
Method and apparatus for providing performance measurement for a network tunnel Grant 8,005,010 - Breslau , et al. August 23, 2	2011-08-23
Variance-optimal sampling-based estimation of subset sums Grant 8,005,949 - Duffield , et al. August 23, 2	2011-08-23
Method and apparatus for large-scale automated distributed denial of service attack detection Grant 8,001,601 - Duffield , et al. August 16, 2	2011-08-16
Methods and apparatus to bound network traffic estimation error for multistage measurement sampling and aggregation Grant 7,990,982 - Duffield , et al. August 2, 2	2011-08-02
Method And Apparatus For Detecting And Localizing An Anomaly For A Network App 20110158105 - DUFFIELD; NICHOLAS ; et al.	2011-06-30
Method for summarizing data in unaggregated data streams App 20110153554 - Cohen; Edith ; et al.	2011-06-23
System and method for sampling network traffic Grant 7,957,315 - Duffield , et al. June 7, 2	2011-06-07
Methods And Apparatus For Detection Of Hierarchical Heavy Hitters App 20110122792 - DUFFIELD; NICHOLAS ; et al.	2011-05-26
Method and apparatus for one-way passive loss measurements using sampled flow statistics Grant 7,924,739 - Sen , et al. April 12, 2	2011-04-12
Methods and apparatus for detection of hierarchical heavy hitters Grant 7,898,976 - Duffield , et al. March 1, 2	2011-03-01
Scalable Traffic Classifier And Classifier Training System App 20110040706 - Sen; Subhabrata ; et al.	2011-02-17
Indirect measurement methodology to infer routing changes using statistics of flow arrival processes App 20110013525 - Breslau; Lee ; et al.	2011-01-20
Sampling and analyzing packets in a network Grant 7,852,785 - Lund , et al. December 14, 2	2010-12-14
Algorithms and estimators for summarization of unaggregated data streams Grant 7,764,625 - Duffield , et al. July 27, 2	2010-07-27
Algorithms and estimators for summarization of unaggregated data streams Grant 7,746,808 - Duffield , et al. June 29, 2	2010-06-29
System and Method for Inferring Wireless Trajectories in a Cellular Telephone Network App 20100159931 - Gerber; Alexandre ; et al.	2010-06-24
Method and apparatus for one-way passive loss measurements using sampled flow statistics App 20100157840 - Sen; Subhabrata ; et al.	2010-06-24
System And Method For Sampling Network Traffic App 20100161791 - Duffield; Nicholas ; et al.	2010-06-24
System And Method For Spatially Consistent Sampling Of Flow Records At Constrained, Content-dependent Rates App 20100157809 - Duffield; Nicholas ; et al.	2010-06-24
Methods And Apparatus To Bound Network Traffic Estimation Error For Multistage Measurement Sampling And Aggregation App 20100150004 - Duffield; Nicholas ; et al.	2010-06-17
System And Method For Determination Of Routing Information In A Network App 20100150005 - Gerber; Alexandre ; et al.	2010-06-17
Systems And Methods For Rule-based Anomaly Detection On Ip Network Flow App 20100153316 - Duffield; Nicholas ; et al.	2010-06-17
Variance-Optimal Sampling-Based Estimation of Subset Sums App 20100138529 - Duffield; Nicholas ; et al.	2010-06-03
System And Method For Inferring Traffic Legitimacy Through Selective Impairment App 20100088549 - Duffield; Nicholas ; et al.	2010-04-08
Sampling and Analyzing Packets in a Network App 20090316590 - Lund; Carsten ; et al.	2009-12-24
Algorithms and Estimators for Summarization of Unaggregated Data Streams App 20090303879 - Duffield; Nicholas ; et al.	2009-12-10
Algorithms and Estimators for Summarization of Unaggregated Data Streams App 20090303901 - Duffield; Nicholas ; et al.	2009-12-10
System and method for inferring traffic legitimacy through selective impairment Grant 7,630,949 - Duffield , et al. December 8, 2	2009-12-08
Method And Apparatus For Providing A Measurement Of Performance For A Network App 20090271508 - Sommers; Joel ; et al.	2009-10-29
Adaptive defense against various network attacks Grant 7,587,761 - Duffield , et al. September 8, 2	2009-09-08
Method And Apparatus For Providing Performance Measurement For A Network Tunnel App 20090190487 - Breslau; Lee ; et al.	2009-07-30
Methods And Apparatus For Space Efficient Adaptive Detection Of Multidimensional Hierarchical Heavy Hitters App 20090073891 - Duffield; Nicholas ; et al.	2009-03-19
Methods And Apparatus For Detection Of Hierarchical Heavy Hitters App 20090016234 - Duffield; Nicholas ; et al.	2009-01-15
Methods and apparatus for detection of hierarchical heavy hitters Grant 7,437,385 - Duffield , et al. October 14, 2	2008-10-14
Methods and apparatus for space efficient adaptive detection of multidimensional hierarchical heavy hitters Grant 7,424,489 - Duffield , et al. September 9, 2	2008-09-09
Method and apparatus for large-scale automated distributed denial of service attack detection App 20070283436 - Duffield; Nicholas ; et al.	2007-12-06
Adaptive defense against various network attacks App 20060282894 - Duffield; Nicholas ; et al.	2006-12-14

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