DP

Derek Allan Prater

ES Euro-Celtique S.A.: 28 patents #8 of 215Top 4%
PP Purdue Pharma: 8 patents #46 of 189Top 25%
RP Rhodes Pharmaceuticals: 1 patents #8 of 15Top 55%
Overall (All Time): #90,174 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 1–25 of 37 patents

Patent #TitleCo-InventorsDate
10660886 Oxycodone formulations Benjamin Oshlack, Curtis Wright 2020-05-26
10231936 Delayed release pharmaceutical formulations Mohammed Hassan, Christopher Bland 2019-03-19
9861628 Buprenorphine-wafer for drug substitution therapy Alexander Oksche, William F. Heath, Jr., Timothy Holden, Richard Sackler, Malcolm Walden 2018-01-09
9782359 Opioid composition for treating skin lesions Alexander Oksche, Kevin John Smith, Malcolm Walden, Will Heath, Bernard Kennedy +2 more 2017-10-10
9763931 Buprenorphine-wafer for drug substitution therapy Alexander Oksche, William F. Heath, Jr., Timothy Holden, Richard Sackler, Malcolm Walden 2017-09-19
9750736 Oxycodone formulations Benjamin Oshlack, Curtis Wright 2017-09-05
9655893 Once-a-day oxycodone formulations Benjamin Oshlack, Curtis Wright 2017-05-23
9655894 Once-A day oxycodone formulations Benjamin Oshlack, Curtis Wright 2017-05-23
9603802 Extrusion Geoffrey Gerard Hayes, Vincenzo Martinelli, Hassan Mohammad, Harjit Tamber, Malcolm Walden +1 more 2017-03-28
9370512 Buprenorphine-wafer for drug substitution therapy Alexander Oksche, William F. Heath, Jr., Timothy Holden, Richard Sackler, Malcolm Walden 2016-06-21
9101625 Buprenorphine-wafer for drug substitution therapy Alexander Oksche, William F. Heath, Jr., Timothy Holden, Richard Sackler, Malcolm Walden 2015-08-11
8920836 Particulates Geoffrey Gerard Hayes, Hassan Mohammad, Harjit Tamber, Malcolm Walden, Steve Whitelock +1 more 2014-12-30
8506998 Pharmaceutical formulation Ronald Brown Miller, Stewart T. Leslie, Sandra Therese Antoinette Malkowska, Trevor John Knott, Hassan Mohammad 2013-08-13
7846476 Once-a-day oxycodone formulations Benjamin Oshlack, Curtis Wright 2010-12-07
7704948 Pharmaceutical composition Hassan Mohammed, Malcolm Walden, Geoff Hayes, Harjit Tamber 2010-04-27
7074430 Controlled release tramadol tramadol formulation Ronald Brown Miller, Sandra Therese Antoinette Malkowska, Walter Wimmer, Udo Hahn, Stewart T. Leslie +2 more 2006-07-11
6399096 Pharmaceutical formulation Ronald Brown Miller, Stewart T. Leslie, Sandra Therese Antoinette Malkowska, Trevor John Knott, Hassan Mohammad 2002-06-04
6326027 Controlled release formulation Ronald Brown Miller, Sandra Therese Antoinette Malkowska, Walter Wimmer, Udo Hahn, Stewart T. Leslie +2 more 2001-12-04
6254887 Controlled release tramadol Ronald Brown Miller, Stewart T. Leslie, Sandra Therese Antoinette Malkowska, Kevin John Smith, Walter Wimmer +2 more 2001-07-03
6162467 Sustained release compositions and a method of preparing pharmaceutical compositions Ronald Brown Miller, Stewart T. Leslie, Sandra Therese Antoinette Malkowska, Trevor John Knott, Joanne Heafield +1 more 2000-12-19
6143328 Sustained release compositions and a method of preparing pharmaceutical compositions Joanne Heafield, Trevor John Knott, Stewart T. Leslie, Sandra Therese Antoinette Malkowska, Ronald Brown Miller +1 more 2000-11-07
6077532 Pharmaceutical ion exchange resin composition Sandra Therese Antoinette Malkowska, Stewart T. Leslie, Adrian St. Clair Brown, Trevor John Knott 2000-06-20
6068855 Pharmaceutical composition containing a fusible carrier and method for producing the same Stewart T. Leslie, Trevor John Knott, Hasssan Mohammad 2000-05-30
5965163 Substained release compositions and a method of preparing pharmaceutical compositions Ronald Brown Miller, Stewart T. Leslie, Sandra Therese Antoinette Malkowska, Trevor John Knott, Joanne Heafield +1 more 1999-10-12
5891471 Pharmaceutical multiparticulates Ronald Brown Miller, Stewart T. Leslie, Sandra Therese Antoinette Malkowska, Treavor John Knott, Deborah Challis +1 more 1999-04-06