RK

Robert Kupper

RT Rhodes Technologies: 16 patents #1 of 27Top 4%
PP Purdue Pharma: 16 patents #22 of 189Top 15%
PP Purdue Pharmaceuticals: 10 patents #8 of 12Top 70%
TL The P.F. Laboratories: 6 patents #4 of 9Top 45%
WC W.R. Grace & Co.-Conn.: 5 patents #144 of 1,045Top 15%
ES Euro-Celtique S.A.: 5 patents #42 of 215Top 20%
RP Rhodes Pharmaceuticals: 3 patents #3 of 15Top 20%
W& W. R. Grace &: 2 patents #100 of 433Top 25%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #85,612 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 25 most recent of 38 patents

Patent #TitleCo-InventorsDate
12128042 Tamper resistant immediate release formulations Akwete L. Adjei, Sibao Chen, Vincent Mancinelli 2024-10-29
12060361 Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2024-08-13
11773107 Opioid ketal compounds and uses thereof Raymond C. Glowaky 2023-10-03
11731979 Opioid ketal compounds and uses thereof Raymond C. Glowaky 2023-08-22
11571392 Systems and methods for increasing stability of dronabinol compositions 2023-02-07
11384091 Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2022-07-12
11236098 Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2022-02-01
11173155 Tamper resistant immediate release formulations Akwete L. Adjei, Sibao Chen, Vincent Mancinelli 2021-11-16
11130765 Opioid ketal compounds and uses thereof Raymond C. Glowaky 2021-09-28
11091496 Opioid ketal compounds and uses thereof Raymond C. Glowaky 2021-08-17
10988480 Opioid ketal compounds and uses thereof Raymond C. Glowaky 2021-04-27
10696684 Process for preparing oxycodone hydrochloride having less than 25 PPM 14-hydroxycodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2020-06-30
10689389 Process for preparing oxycodone compositions Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2020-06-23
10624859 Systems and methods for increasing stability of dronabinol compositions 2020-04-21
10407434 Process for preparing oxycodone compositions Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2019-09-10
10259819 Process for preparing oxycodone compositions Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2019-04-16
9777011 Process for preparing oxycodone compositions Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2017-10-03
9522919 Oxycodone compositions Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2016-12-20
9073933 Oxycodone hydrochloride having less than 25 PPM 14-hydroxycodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2015-07-07
8822687 8a,14-dihydroxy-7,8-dihydrocodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2014-09-02
7939543 Method of reducing α, β unsaturated ketones in opioid compositions 2011-05-10
7683072 Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2010-03-23
7674800 Oxycodone hydrochloride having less than 25 PPM 14-hydroxycodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2010-03-09
7674799 Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2010-03-09
7674798 Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone Robert Chapman, Lonn S. Rider, Qi-Zhong Hong, Donald J. Kyle 2010-03-09