Search

David H. Chu

Examiner (ID: 3167, Phone: (571)272-8079 , Office: P/2616 )

Most Active Art Unit
2616
Art Unit(s)
2616, 2628, 2679
Total Applications
838
Issued Applications
622
Pending Applications
66
Abandoned Applications
171

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5391997 [patent_doc_number] => 20090209310 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-20 [patent_title] => 'LIVE CARD PLAYING STATION' [patent_app_type] => utility [patent_app_number] => 12/431478 [patent_app_country] => US [patent_app_date] => 2009-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3632 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0209/20090209310.pdf [firstpage_image] =>[orig_patent_app_number] => 12431478 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/431478
LIVE CARD PLAYING STATION Apr 27, 2009 Abandoned
Array ( [id] => 6541944 [patent_doc_number] => 20100124968 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-20 [patent_title] => 'GAMING SYSTEM, GAMING DEVICE AND METHOD PROVIDING TRACE SYMBOLS' [patent_app_type] => utility [patent_app_number] => 12/271018 [patent_app_country] => US [patent_app_date] => 2008-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 21397 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0124/20100124968.pdf [firstpage_image] =>[orig_patent_app_number] => 12271018 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/271018
Gaming system, gaming device and method providing trace symbols Nov 13, 2008 Issued
Array ( [id] => 8532398 [patent_doc_number] => 08308549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-13 [patent_title] => 'Gaming system and method for adjusting the average expected payback associated with a play of a wagering game' [patent_app_type] => utility [patent_app_number] => 12/271325 [patent_app_country] => US [patent_app_date] => 2008-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 23 [patent_no_of_words] => 22223 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12271325 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/271325
Gaming system and method for adjusting the average expected payback associated with a play of a wagering game Nov 13, 2008 Issued
Array ( [id] => 8967572 [patent_doc_number] => 08506380 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-13 [patent_title] => 'Gaming system, gaming device, and method for enabling a player to select volatility using game symbols' [patent_app_type] => utility [patent_app_number] => 12/271278 [patent_app_country] => US [patent_app_date] => 2008-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 16976 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 370 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12271278 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/271278
Gaming system, gaming device, and method for enabling a player to select volatility using game symbols Nov 13, 2008 Issued
Array ( [id] => 8145737 [patent_doc_number] => 08162742 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-24 [patent_title] => 'Adjusting payback data based on skill' [patent_app_type] => utility [patent_app_number] => 12/270299 [patent_app_country] => US [patent_app_date] => 2008-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10337 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/162/08162742.pdf [firstpage_image] =>[orig_patent_app_number] => 12270299 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/270299
Adjusting payback data based on skill Nov 12, 2008 Issued
Array ( [id] => 9776772 [patent_doc_number] => 08851969 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-10-07 [patent_title] => 'Gaming system having a plurality of gaming machines linked by network and control method thereof' [patent_app_type] => utility [patent_app_number] => 12/208719 [patent_app_country] => US [patent_app_date] => 2008-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 30 [patent_no_of_words] => 16216 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12208719 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/208719
Gaming system having a plurality of gaming machines linked by network and control method thereof Sep 10, 2008 Issued
Array ( [id] => 5410443 [patent_doc_number] => 20090124342 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-14 [patent_title] => 'GAMING SYSTEM AND A METHOD OF GAMING' [patent_app_type] => utility [patent_app_number] => 12/208673 [patent_app_country] => US [patent_app_date] => 2008-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7443 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0124/20090124342.pdf [firstpage_image] =>[orig_patent_app_number] => 12208673 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/208673
Gaming system and a method of gaming Sep 10, 2008 Issued
Array ( [id] => 5993325 [patent_doc_number] => 20110014978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-20 [patent_title] => 'Game Apparatus' [patent_app_type] => utility [patent_app_number] => 12/208976 [patent_app_country] => US [patent_app_date] => 2008-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 994 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0014/20110014978.pdf [firstpage_image] =>[orig_patent_app_number] => 12208976 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/208976
Game Apparatus Sep 10, 2008 Abandoned
Array ( [id] => 5515211 [patent_doc_number] => 20090215518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-27 [patent_title] => 'Gaming Machine' [patent_app_type] => utility [patent_app_number] => 12/207717 [patent_app_country] => US [patent_app_date] => 2008-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 32 [patent_no_of_words] => 11698 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0215/20090215518.pdf [firstpage_image] =>[orig_patent_app_number] => 12207717 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/207717
Gaming Machine Sep 9, 2008 Abandoned
Array ( [id] => 6600548 [patent_doc_number] => 20100062833 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-11 [patent_title] => 'Portable Gaming Machine Emergency Shut Down Circuitry' [patent_app_type] => utility [patent_app_number] => 12/208074 [patent_app_country] => US [patent_app_date] => 2008-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 33090 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0062/20100062833.pdf [firstpage_image] =>[orig_patent_app_number] => 12208074 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/208074
Portable Gaming Machine Emergency Shut Down Circuitry Sep 9, 2008 Abandoned
Array ( [id] => 5404305 [patent_doc_number] => 20090239619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-24 [patent_title] => 'GAMING MACHINE PERFORMING NEW GAME BY USING CONTENTS AND PRIZE OF GAME OF PLURAL GAME TERMINALS AND PLAYING METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 12/207872 [patent_app_country] => US [patent_app_date] => 2008-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 16216 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0239/20090239619.pdf [firstpage_image] =>[orig_patent_app_number] => 12207872 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/207872
GAMING MACHINE PERFORMING NEW GAME BY USING CONTENTS AND PRIZE OF GAME OF PLURAL GAME TERMINALS AND PLAYING METHOD THEREOF Sep 9, 2008 Abandoned
Array ( [id] => 5474098 [patent_doc_number] => 20090247264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-01 [patent_title] => 'GAMING MACHINE AND PLAYING METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 12/207829 [patent_app_country] => US [patent_app_date] => 2008-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 9706 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0247/20090247264.pdf [firstpage_image] =>[orig_patent_app_number] => 12207829 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/207829
GAMING MACHINE AND PLAYING METHOD THEREOF Sep 9, 2008 Abandoned
Array ( [id] => 5474124 [patent_doc_number] => 20090247290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-01 [patent_title] => 'GAMING MACHINE WITH PROGRESSIVE FEATURE FOR PREDETERMINED BET AMOUNT AND PLAYING METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 12/207969 [patent_app_country] => US [patent_app_date] => 2008-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 12685 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0247/20090247290.pdf [firstpage_image] =>[orig_patent_app_number] => 12207969 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/207969
GAMING MACHINE WITH PROGRESSIVE FEATURE FOR PREDETERMINED BET AMOUNT AND PLAYING METHOD THEREOF Sep 9, 2008 Abandoned
Array ( [id] => 10583306 [patent_doc_number] => 09305430 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-04-05 [patent_title] => 'Gaming machine with progressive feature for paylines and playing method thereof' [patent_app_type] => utility [patent_app_number] => 12/207000 [patent_app_country] => US [patent_app_date] => 2008-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 24 [patent_no_of_words] => 12403 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 420 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12207000 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/207000
Gaming machine with progressive feature for paylines and playing method thereof Sep 8, 2008 Issued
Array ( [id] => 6600257 [patent_doc_number] => 20100062818 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-11 [patent_title] => 'REAL-TIME INTERACTION WITH A VIRTUAL COMPETITOR WHILE PERFORMING AN EXERCISE ROUTINE' [patent_app_type] => utility [patent_app_number] => 12/207126 [patent_app_country] => US [patent_app_date] => 2008-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4905 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0062/20100062818.pdf [firstpage_image] =>[orig_patent_app_number] => 12207126 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/207126
REAL-TIME INTERACTION WITH A VIRTUAL COMPETITOR WHILE PERFORMING AN EXERCISE ROUTINE Sep 8, 2008 Abandoned
Array ( [id] => 5271949 [patent_doc_number] => 20090075725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-19 [patent_title] => 'Gaming Machine And Gaming System Using Chips' [patent_app_type] => utility [patent_app_number] => 12/206879 [patent_app_country] => US [patent_app_date] => 2008-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6794 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0075/20090075725.pdf [firstpage_image] =>[orig_patent_app_number] => 12206879 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/206879
Gaming machine and gaming system using chips Sep 8, 2008 Issued
Array ( [id] => 5296904 [patent_doc_number] => 20090011830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-08 [patent_title] => 'METHOD AND SYSTEM FOR LIMITING TIME FOR ONLINE GAME USERS, PPP SERVER, AND ONLINE GAME SERVER' [patent_app_type] => utility [patent_app_number] => 12/207368 [patent_app_country] => US [patent_app_date] => 2008-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6756 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0011/20090011830.pdf [firstpage_image] =>[orig_patent_app_number] => 12207368 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/207368
METHOD AND SYSTEM FOR LIMITING TIME FOR ONLINE GAME USERS, PPP SERVER, AND ONLINE GAME SERVER Sep 8, 2008 Abandoned
Array ( [id] => 6421537 [patent_doc_number] => 20100167815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-01 [patent_title] => 'GAMING SYSTEM HAVING DYNAMIC PAYBACK PERCENTAGE AS A FUNCTION OF ENABLED FEATURES' [patent_app_type] => utility [patent_app_number] => 12/670331 [patent_app_country] => US [patent_app_date] => 2008-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 10542 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0167/20100167815.pdf [firstpage_image] =>[orig_patent_app_number] => 12670331 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/670331
Gaming system having dynamic payback percentage as a function of enabled features Jul 14, 2008 Issued
Array ( [id] => 6543783 [patent_doc_number] => 20100222141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-02 [patent_title] => 'CONTROLLING MODES IN WAGERING GAME SYSTEMS' [patent_app_type] => utility [patent_app_number] => 12/663647 [patent_app_country] => US [patent_app_date] => 2008-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 9624 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0222/20100222141.pdf [firstpage_image] =>[orig_patent_app_number] => 12663647 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/663647
CONTROLLING MODES IN WAGERING GAME SYSTEMS Jun 29, 2008 Abandoned
Array ( [id] => 9551073 [patent_doc_number] => 08758118 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-06-24 [patent_title] => 'Apparatus for determining the award of a plurality of sets of prizes' [patent_app_type] => utility [patent_app_number] => 12/663658 [patent_app_country] => US [patent_app_date] => 2008-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 12667 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12663658 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/663658
Apparatus for determining the award of a plurality of sets of prizes Jun 5, 2008 Issued
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