Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9424346 | Web query classification | Abdur Chowdhury, Steven Michael Beitzel, David Dolan Lewis | 2016-08-23 |
| 9270625 | Online adaptive filtering of messages | Joshua Alspector | 2016-02-23 |
| 9171070 | Method for classifying unknown electronic documents based upon at least one classificaton | Joshua Alspector, Abdur Chowdhury | 2015-10-27 |
| 8966620 | Campaign detection | Douglas J. Hines, Mihai Costea, Yuxiang Xu, Harsh Satyanarayan Dangayach, Krishna Vitaldevara +2 more | 2015-02-24 |
| 8799387 | Online adaptive filtering of messages | Joshua Alspector | 2014-08-05 |
| 8768940 | Duplicate document detection | Joshua Alspector, Abdur Chowdhury | 2014-07-01 |
| 8713014 | Simplifying lexicon creation in hybrid duplicate detection and inductive classifier systems | Joshua Alspector, Abdur Chowdhury | 2014-04-29 |
| 8626758 | Filtering system for providing personalized information in the absence of negative data | Joshua Alspector | 2014-01-07 |
| 8504627 | Group based spam classification | Joshua Alspector, Abdur Chowdhury | 2013-08-06 |
| 8429178 | Reliability of duplicate document detection algorithms | Joshua Alspector, Abdur Chowdhury | 2013-04-23 |
| 8370930 | Detecting spam from metafeatures of an email message | Chad Mills, Ryan Colvin, Kevin Chan, Robert Lee McCann | 2013-02-05 |
| 8214437 | Online adaptive filtering of messages | Joshua Alspector | 2012-07-03 |
| 8166036 | Web query classification | Abdur Chowdhury, Steven Michael Beitzel, David Dolan Lewis | 2012-04-24 |
| 8060507 | Filtering system for providing personalized information in the absence of negative data | Joshua Alspector | 2011-11-15 |
| 8024413 | Reliability measure for a classifier | — | 2011-09-20 |
| 7984029 | Reliability of duplicate document detection algorithms | Joshua Alspector, Abdur Chowdhury | 2011-07-19 |
| 7890505 | Filtering system for providing personalized information in the absence of negative data | Joshua Alspector | 2011-02-15 |
| 7788292 | Raising the baseline for high-precision text classifiers | Wen-tau Yih | 2010-08-31 |
| 7779009 | Web query classification | Abdur Chowdhury, Steven Michael Beitzel, David Dolan Lewis | 2010-08-17 |
| 7725544 | Group based spam classification | Joshua Alspector, Abdur Chowdhury | 2010-05-25 |
| 7725475 | Simplifying lexicon creation in hybrid duplicate detection and inductive classifier systems | Joshua Alspector, Abdur Chowdhury | 2010-05-25 |
| 7624274 | Decreasing the fragility of duplicate document detecting algorithms | Joshua Alspector, Abdur Chowdhury | 2009-11-24 |
| 7577709 | Reliability measure for a classifier | — | 2009-08-18 |
| 7567958 | Filtering system for providing personalized information in the absence of negative data | Joshua Alspector | 2009-07-28 |
| 7392262 | Reliability of duplicate document detection algorithms | Joshua Alspector, Abdur Chowdhury | 2008-06-24 |