P

Inventor

SAMMON RUSSELL PRATT

US35 patents
⚠️ This page may combine multiple inventors who share the name “SAMMON RUSSELL PRATT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WALKER DIGITAL LLC

19 patents
US7366675B1Apr 29, 2008

Methods and apparatus for increasing, monitoring and/or rewarding a party's compliance with a schedule for taking medicines

WALKER DIGITAL LLC181 citations99
US7251617B1Jul 31, 2007

Method and apparatus for managing subscriptions

WALKER DIGITAL LLC102 citations99
US7188080B1Mar 6, 2007

Systems and methods wherin a buyer purchases products in a plurality of product categories

WALKER DIGITAL LLC111 citations99
US6877745B1Apr 12, 2005

Games of chance with player-specified elements

WALKER DIGITAL LLC170 citations99
US6848995B1Feb 1, 2005

System to determine casino offers

WALKER DIGITAL LLC264 citations99
US8055509B1Nov 8, 2011

Methods and apparatus for increasing and/or for monitoring a party's compliance with a schedule for taking medicines

WALKER DIGITAL LLC57 citations98
US7801745B2Sep 21, 2010

Methods and apparatus for increasing and/or monitoring a party's compliance with a schedule for taking medicines

WALKER DIGITAL LLC94 citations98
US7711604B1May 4, 2010

Retail system for selling products based on a flexible product description

WALKER DIGITAL LLC121 citations98
US7004834B2Feb 28, 2006

System and method for facilitating play of a game with user-selected elements

WALKER DIGITAL LLC119 citations98
US7613631B2Nov 3, 2009

Method and apparatus for managing subscriptions

WALKER DIGITAL LLC41 citations96
US7063618B2Jun 20, 2006

System to determine casino offers

WALKER DIGITAL LLC37 citations96
US6688976B1Feb 10, 2004

Systems and methods wherein a lottery number combination is associated with a limited number of occurrences

WALKER DIGITAL LLC52 citations95
US7783537B1Aug 24, 2010

Method and apparatus for conditional payment to a seller

WALKER DIGITAL LLC25 citations92
US7739124B1Jun 15, 2010

System, method and apparatus for encouraging the undertaking of a preventative treatment

WALKER DIGITAL LLC22 citations92
US8036943B2Oct 11, 2011

Systems and methods for providing transferable item prices

WALKER DIGITAL LLC7 citations84
US7682240B2Mar 23, 2010

Systems and methods wherein a lottery number combination is associated with a limited number of occurrences

WALKER DIGITAL LLC4 citations73
US7722455B2May 25, 2010

Systems and methods wherein a lottery number combination is associated with a limited number of occurrences

WALKER DIGITAL LLC0 citations51
US7704139B2Apr 27, 2010

Systems and methods wherein a lottery number combination is associated with a limited number of occurrences

WALKER DIGITAL LLC0 citations51
US7690980B2Apr 6, 2010

Systems and methods wherein a lottery number combination is associated with a limited number of occurrences

WALKER DIGITAL LLC0 citations51

WALKER JAY S

9 patents

IGT RENO NEV

3 patents

GROUPON INC

2 patents

FACEBOOK INC

1 patent

TULLEY STEPHEN C

1 patent