PN

Paul C. Ning

GR Groupon: 3 patents #26 of 280Top 10%
Overall (2021): #67,870 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11138626 System for marketing campaign specification and secure digital coupon redemption James F. Kramer 2021-10-05
11108724 Electronically referring a contact without divulging contact data James F. Kramer 2021-08-31
11100527 Verification of redemption of an electronic offer James F. Kramer 2021-08-24