Search

David H. Chu

Examiner (ID: 7703, Phone: (571)272-8079 , Office: P/2616 )

Most Active Art Unit
2616
Art Unit(s)
2616, 2628, 2679
Total Applications
847
Issued Applications
624
Pending Applications
63
Abandoned Applications
172

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5458498 [patent_doc_number] => 20090258650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-15 [patent_title] => 'Apparatus and method for reduction of handover interruption time using estimated handover time negotiation in a broadband wireless communication system' [patent_app_type] => utility [patent_app_number] => 12/384917 [patent_app_country] => US [patent_app_date] => 2009-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6875 [patent_no_of_claims] => 26 [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/A1/0258/20090258650.pdf [firstpage_image] =>[orig_patent_app_number] => 12384917 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/384917
Apparatus and method for reduction of handover interruption time using estimated handover time negotiation in a broadband wireless communication system Apr 9, 2009 Issued
Array ( [id] => 5380020 [patent_doc_number] => 20090191859 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-30 [patent_title] => 'NETWORK USING ENCODED TRANSMISSIONS AND FORWARDING' [patent_app_type] => utility [patent_app_number] => 12/419231 [patent_app_country] => US [patent_app_date] => 2009-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8601 [patent_no_of_claims] => 3 [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/A1/0191/20090191859.pdf [firstpage_image] =>[orig_patent_app_number] => 12419231 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/419231
NETWORK USING ENCODED TRANSMISSIONS AND FORWARDING Apr 5, 2009 Abandoned
Array ( [id] => 8984366 [patent_doc_number] => 08515495 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-20 [patent_title] => 'MIMO communication system' [patent_app_type] => utility [patent_app_number] => 13/202881 [patent_app_country] => US [patent_app_date] => 2009-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 4594 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13202881 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/202881
MIMO communication system Feb 26, 2009 Issued
Array ( [id] => 7716745 [patent_doc_number] => 08095113 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-01-10 [patent_title] => 'Onetime passwords for smart chip cards' [patent_app_type] => utility [patent_app_number] => 12/365697 [patent_app_country] => US [patent_app_date] => 2009-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 12701 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/095/08095113.pdf [firstpage_image] =>[orig_patent_app_number] => 12365697 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/365697
Onetime passwords for smart chip cards Feb 3, 2009 Issued
Array ( [id] => 8400621 [patent_doc_number] => 08271020 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-18 [patent_title] => 'Cellular telephone and personal digital assistant' [patent_app_type] => utility [patent_app_number] => 12/353682 [patent_app_country] => US [patent_app_date] => 2009-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6317 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12353682 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/353682
Cellular telephone and personal digital assistant Jan 13, 2009 Issued
Array ( [id] => 6420681 [patent_doc_number] => 20100167727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-01 [patent_title] => 'VOICE CHANNEL DATA CONNECTION RETRY STRATEGY' [patent_app_type] => utility [patent_app_number] => 12/344941 [patent_app_country] => US [patent_app_date] => 2008-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9970 [patent_no_of_claims] => 11 [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/A1/0167/20100167727.pdf [firstpage_image] =>[orig_patent_app_number] => 12344941 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/344941
Voice channel data connection retry strategy Dec 28, 2008 Issued
Array ( [id] => 8580021 [patent_doc_number] => 08346250 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-01-01 [patent_title] => 'Method and system for enhanced simultaneous hybrid dual receive switching' [patent_app_type] => utility [patent_app_number] => 12/248943 [patent_app_country] => US [patent_app_date] => 2008-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 9969 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12248943 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/248943
Method and system for enhanced simultaneous hybrid dual receive switching Oct 9, 2008 Issued
Array ( [id] => 6319006 [patent_doc_number] => 20100113025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-06 [patent_title] => 'METHOD AND APPARATUS FOR FORCING INTER-RAT HANDOVER' [patent_app_type] => utility [patent_app_number] => 12/594387 [patent_app_country] => US [patent_app_date] => 2008-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4015 [patent_no_of_claims] => 15 [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/A1/0113/20100113025.pdf [firstpage_image] =>[orig_patent_app_number] => 12594387 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/594387
METHOD AND APPARATUS FOR FORCING INTER-RAT HANDOVER Sep 21, 2008 Abandoned
Array ( [id] => 8009677 [patent_doc_number] => 08086249 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2011-12-27 [patent_title] => 'Ranging of wireless communication networks with distant wireless links' [patent_app_type] => utility [patent_app_number] => 12/197597 [patent_app_country] => US [patent_app_date] => 2008-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 13746 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/086/08086249.pdf [firstpage_image] =>[orig_patent_app_number] => 12197597 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/197597
Ranging of wireless communication networks with distant wireless links Aug 24, 2008 Issued
Array ( [id] => 5515165 [patent_doc_number] => 20090215472 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-27 [patent_title] => 'METHODS FOR PROVIDING MULTIPLE WIRELESS COMMUNICATION SERVICES WITH REDUCED PAGING COLLISIONS AND COMMUNICATION APPARATUSES UTILIZING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/197428 [patent_app_country] => US [patent_app_date] => 2008-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6732 [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/A1/0215/20090215472.pdf [firstpage_image] =>[orig_patent_app_number] => 12197428 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/197428
Methods for providing multiple wireless communication services with reduced paging collisions and communication apparatuses utilizing the same Aug 24, 2008 Issued
Array ( [id] => 6589622 [patent_doc_number] => 20100048182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-25 [patent_title] => 'Reaching a Communications Service Subscriber Who is Not Answering an Incoming Communications Request' [patent_app_type] => utility [patent_app_number] => 12/197329 [patent_app_country] => US [patent_app_date] => 2008-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3203 [patent_no_of_claims] => 23 [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/A1/0048/20100048182.pdf [firstpage_image] =>[orig_patent_app_number] => 12197329 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/197329
Reaching a Communications Service Subscriber Who is Not Answering an Incoming Communications Request Aug 24, 2008 Abandoned
Array ( [id] => 8032241 [patent_doc_number] => 08145212 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-03-27 [patent_title] => 'Wireless device activation' [patent_app_type] => utility [patent_app_number] => 12/197396 [patent_app_country] => US [patent_app_date] => 2008-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 13901 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/145/08145212.pdf [firstpage_image] =>[orig_patent_app_number] => 12197396 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/197396
Wireless device activation Aug 24, 2008 Issued
Array ( [id] => 6589628 [patent_doc_number] => 20100048183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-25 [patent_title] => 'VIRTUALIZED MOBILE COMMUNICATION DEVICE' [patent_app_type] => utility [patent_app_number] => 12/197496 [patent_app_country] => US [patent_app_date] => 2008-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5276 [patent_no_of_claims] => 25 [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/A1/0048/20100048183.pdf [firstpage_image] =>[orig_patent_app_number] => 12197496 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/197496
Virtualized mobile communication device Aug 24, 2008 Issued
Array ( [id] => 9415982 [patent_doc_number] => 08700033 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-15 [patent_title] => 'Dynamic access to radio networks' [patent_app_type] => utility [patent_app_number] => 12/196348 [patent_app_country] => US [patent_app_date] => 2008-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 9045 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12196348 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/196348
Dynamic access to radio networks Aug 21, 2008 Issued
Array ( [id] => 7542244 [patent_doc_number] => 08060093 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-15 [patent_title] => 'Handover system and method in a wireless mobile communication system' [patent_app_type] => utility [patent_app_number] => 12/196539 [patent_app_country] => US [patent_app_date] => 2008-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6665 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/060/08060093.pdf [firstpage_image] =>[orig_patent_app_number] => 12196539 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/196539
Handover system and method in a wireless mobile communication system Aug 21, 2008 Issued
Array ( [id] => 6590223 [patent_doc_number] => 20100048234 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-25 [patent_title] => 'METHOD AND SYSTEM ENABLING USE OF WHITE SPACE RADIO SPECTRUM USING DIGITAL BROADCAST SIGNALS' [patent_app_type] => utility [patent_app_number] => 12/196644 [patent_app_country] => US [patent_app_date] => 2008-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5416 [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/A1/0048/20100048234.pdf [firstpage_image] =>[orig_patent_app_number] => 12196644 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/196644
Method and system enabling use of white space radio spectrum using digital broadcast signals Aug 21, 2008 Issued
Array ( [id] => 5521701 [patent_doc_number] => 20090029682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-29 [patent_title] => 'MESSAGE GENERATION FOR MOBILE COMMUNICATION DEVICES' [patent_app_type] => utility [patent_app_number] => 12/196582 [patent_app_country] => US [patent_app_date] => 2008-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5664 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0029/20090029682.pdf [firstpage_image] =>[orig_patent_app_number] => 12196582 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/196582
MESSAGE GENERATION FOR MOBILE COMMUNICATION DEVICES Aug 21, 2008 Abandoned
Array ( [id] => 8529924 [patent_doc_number] => 08306508 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-11-06 [patent_title] => 'Motion-based event notification' [patent_app_type] => utility [patent_app_number] => 12/195876 [patent_app_country] => US [patent_app_date] => 2008-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7948 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12195876 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/195876
Motion-based event notification Aug 20, 2008 Issued
Array ( [id] => 6590100 [patent_doc_number] => 20100048222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-25 [patent_title] => 'SYSTEM AND METHOD FOR PROVIDING TERRITORY-BASED ACTIONABLE EVENTS' [patent_app_type] => utility [patent_app_number] => 12/195846 [patent_app_country] => US [patent_app_date] => 2008-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11685 [patent_no_of_claims] => 25 [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/A1/0048/20100048222.pdf [firstpage_image] =>[orig_patent_app_number] => 12195846 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/195846
System and method for providing territory-based actionable events Aug 20, 2008 Issued
Array ( [id] => 6589602 [patent_doc_number] => 20100048180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-25 [patent_title] => 'SYSTEM AND METHOD FOR VOICEMAIL SERVICE MOBILITY' [patent_app_type] => utility [patent_app_number] => 12/195765 [patent_app_country] => US [patent_app_date] => 2008-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 10209 [patent_no_of_claims] => 28 [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/A1/0048/20100048180.pdf [firstpage_image] =>[orig_patent_app_number] => 12195765 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/195765
System and method for voicemail service mobility Aug 20, 2008 Issued
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