Locke; David K.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Locke; David K..The latest application filed is for "gaming machine with visual and audio indicia changed over time".

Company Profile

0.13.13

Locke; David K. - Chicago IL
Locke; David K. - Des Plaines IL

*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
Gaming machine with visual and audio indicia changed over time Grant 9,613,493 - Joshi , et al. April 4, 2	2017-04-04
Gaming Machine With Visual And Audio Indicia Changed Over Time App 20160225229 - Joshi; Shridhar P. ; et al.	2016-08-04
Gaming machine with visual and audio indicia changed over time Grant 9,349,242 - Joshi , et al. May 24, 2	2016-05-24
Gaming Machine With Visual And Audio Indicia Changed Over Time App 20150206384 - Joshi; Shridhar P. ; et al.	2015-07-23
Gaming machine with visual and audio indicia changed over time Grant 8,998,705 - Joshi , et al. April 7, 2	2015-04-07
Gaming machine with risk/reward feature Grant 8,491,373 - Locke July 23, 2	2013-07-23
Gaming machine with visual and audio indicia changed over time Grant 8,147,323 - Joshi , et al. April 3, 2	2012-04-03
Gaming Machine With Visual And Audio Indicia Changed Over Time App 20110244960 - Joshi; Shridhar P. ; et al.	2011-10-06
Gaming Machine With Visual And Audio Indicia Changed Over Time App 20110207521 - Joshi; Shridhar P. ; et al.	2011-08-25
Gaming machine with visual and audio indicia changed over time Grant 7,934,989 - Joshi , et al. May 3, 2	2011-05-03
Gaming Machine With Visual And Audio Indicia Changed Over Time App 20100113136 - Joshi; Shridhar P. ; et al.	2010-05-06
Gaming machine with visual and audio indicia changed over time Grant 7,666,091 - Joshi , et al. February 23, 2	2010-02-23
Matching game for a gaming machine Grant 7,137,886 - Locke , et al. November 21, 2	2006-11-21
Gaming machine with visual and audio indicia changed over time App 20060009280 - Joshi; Shridhar P. ; et al.	2006-01-12
Gaming machine with visual and audio indicia changed over time Grant 6,974,385 - Joshi , et al. December 13, 2	2005-12-13
Gaming machine with visual and audio indicia changed over time Grant 6,960,136 - Joshi , et al. November 1, 2	2005-11-01
Gaming machine with risk/reward feature App 20030211880 - Locke, David K.	2003-11-13
Decreasing or increasing number of multipliers for a multi-spin slot game Grant 6,561,904 - Locke , et al. May 13, 2	2003-05-13
Slot machine with unified reel symbols App 20030087687 - Locke, David K. ; et al.	2003-05-08
Multiplier feature for a multi-spin slot game App 20030054872 - Locke, David K. ; et al.	2003-03-20
Matching game for a gaming machine App 20030022711 - Locke, David K. ; et al.	2003-01-30
Roaming symbol feature for a game of chance App 20030022712 - Locke, David K.	2003-01-30
Gaming machine with visual and audio indicia changed over time App 20020090990 - Joshi, Shridhar P. ; et al.	2002-07-11
Gaming machine with visual and audio indicia changed over time App 20020039919 - Joshi, Shridhar P. ; et al.	2002-04-04

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