-
-
Coupon copy protection
-
Patent number 9,576,298
-
Issue date Feb 21, 2017
-
Quotient Technology Inc.
-
Ravi Kant Keswani
-
G06 - COMPUTING CALCULATING COUNTING
-
Coupon copy protection
-
Patent number 9,424,585
-
Issue date Aug 23, 2016
-
Quotient Technology, Inc.
-
Ravi Kant Keswani
-
G07 - CHECKING-DEVICES
-
Coupon copy protection
-
Patent number 8,559,667
-
Issue date Oct 15, 2013
-
Coupons.com Incorporated
-
Ravi Kant Keswani
-
G07 - CHECKING-DEVICES
-
-
Coupon copy protection
-
Patent number 8,000,496
-
Issue date Aug 16, 2011
-
Coupons.com Incorporated
-
Ravi Kant Keswani
-
G07 - CHECKING-DEVICES