DC

David Crawford

GR Groupon: 4 patents #164 of 502Top 35%
Overall (All Time): #625,538 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11321993 Dynamic awarding of prizes in chance-based contests Gregory J. Conklin, Alison Allgor, Naresh Dhiman, Jeffrey A. Holden, Shafiq Shariff 2022-05-03
10621819 Dynamic awarding of prizes in chance-based contests Gregory J. Conklin, Alison Allgor, Naresh Dhiman, Jeffrey A. Holden, Shafiq Shariff 2020-04-14
10577031 Truck bed extension assembly 2020-03-03
9846988 Dynamic awarding of prizes in chance-based contests Gregory J. Conklin, Alison Allgor, Naresh Dhiman, Jeffrey A. Holden, Shafiq Shariff 2017-12-19
9142081 Dynamic awarding of prizes in chance-based contests Gregory J. Conklin, Alison Allgor, Naresh Dhiman, Jeffrey A. Holden, Shafiq Shariff 2015-09-22
6364412 Hanging chair 2002-04-02
5851053 Hanging chair 1998-12-22
5079776 Glove for rock climbing 1992-01-14