Hamman; Robert D.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hamman; Robert D..The latest application filed is for "system and method for instant win scratch off ticket game with ticket sales maximization using secondary game".

Company Profile

6.12.6

Hamman; Robert D. - Dallas TX
Hamman; Robert D - Dallas TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
System and method for generation and validation of multigame with bonus game using an electronic card Grant 11,100,760 - Ross , et al. August 24, 2	2021-08-24
System and method for instant win scratch off ticket game with ticket sales maximization using secondary game Grant 11,049,367 - Hamman , et al. June 29, 2	2021-06-29
System And Method For Instant Win Scratch Off Ticket Game With Ticket Sales Maximization Using Secondary Game App 20200294362 - Hamman; Robert D. ; et al.	2020-09-17
Method and system for enabling variable wagers on a common drawing via assigned bins while using a single draw game ticket for making a plurality of wagers Grant 10,755,521 - Hamman , et al. A	2020-08-25
System and method for instant win scratch off ticket game with ticket sales maximization using secondary game Grant 10,636,254 - Hamman , et al.	2020-04-28
Method and apparatus for enabling variable wagering odds using slot machine draw game wagering and a universal drawing result via assigned bins and modulo functions Grant 10,565,821 - Hamman , et al. Feb	2020-02-18
Method and apparatus for enabling variable wagering odds on a common drawing via assigned bins and modulo functions Grant 10,424,152 - Hamman , et al. Sept	2019-09-24
Network based sweepstakes gaming system incorporating an alternative method of contestant entry Grant 10,191,993 - Ross , et al. Ja	2019-01-29
Network Based Sweepstakes Gaming System Incorporating An Alternative Method Of Contestant Entry App 20170351777 - Ross; Jay B. ; et al.	2017-12-07
Method and system for the generation and validation of personal identification numbers Grant 8,870,084 - Hamman , et al. October 28, 2	2014-10-28
Method And System For The Generation And Validation Of Personal Identification Numbers App 20130062420 - Hamman; Robert D. ; et al.	2013-03-14
Game-winner selection based on verifiable event outcomes Grant 8,016,662 - Hamman , et al. September 13, 2	2011-09-13
Authentication of Game Results App 20110130190 - Hamman; Robert D. ; et al.	2011-06-02
Authentication of game results Grant 7,892,087 - Hamman , et al. February 22, 2	2011-02-22
Full Price Protection Method As A Marketing Tool App 20070038553 - Miller; Jeffrey A. ; et al.	2007-02-15
System and method for playing a lottery-type game Grant 7,155,014 - Hamman , et al. December 26, 2	2006-12-26

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