Search

Richard K. Chang

Examiner (ID: 10963, Phone: (571)270-3368 , Office: P/2464 )

Most Active Art Unit
2464
Art Unit(s)
2464, 2616, 2663
Total Applications
302
Issued Applications
252
Pending Applications
10
Abandoned Applications
46

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6045026 [patent_doc_number] => 20110205909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-25 [patent_title] => 'METHOD, NODE AND SYSTEM FOR OBTAINING LINK AGGREGATION GROUP INFORMATION' [patent_app_type] => utility [patent_app_number] => 13/092384 [patent_app_country] => US [patent_app_date] => 2011-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5306 [patent_no_of_claims] => 14 [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/A1/0205/20110205909.pdf [firstpage_image] =>[orig_patent_app_number] => 13092384 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/092384
Method, node and system for obtaining link aggregation group information Apr 21, 2011 Issued
Array ( [id] => 7650133 [patent_doc_number] => 20110299402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-08 [patent_title] => 'ADVANCED LINK TRACKING FOR VIRTUAL CLUSTER SWITCHING' [patent_app_type] => utility [patent_app_number] => 13/092460 [patent_app_country] => US [patent_app_date] => 2011-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 9074 [patent_no_of_claims] => 17 [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/A1/0299/20110299402.pdf [firstpage_image] =>[orig_patent_app_number] => 13092460 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/092460
Advanced link tracking for virtual cluster switching Apr 21, 2011 Issued
Array ( [id] => 7498286 [patent_doc_number] => 20110261727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-27 [patent_title] => 'TRANSMITTER APPARATUS OF MOBILE DEVICE AND OPERATION METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 13/092773 [patent_app_country] => US [patent_app_date] => 2011-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5913 [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/A1/0261/20110261727.pdf [firstpage_image] =>[orig_patent_app_number] => 13092773 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/092773
Transmitter apparatus of mobile device and operation method thereof Apr 21, 2011 Issued
Array ( [id] => 9650463 [patent_doc_number] => 08804489 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-08-12 [patent_title] => 'Fast flooding based fast convergence to recover from network failures' [patent_app_type] => utility [patent_app_number] => 13/091081 [patent_app_country] => US [patent_app_date] => 2011-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 17914 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13091081 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/091081
Fast flooding based fast convergence to recover from network failures Apr 19, 2011 Issued
Array ( [id] => 7498268 [patent_doc_number] => 20110261709 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-27 [patent_title] => 'METHOD AND APPARATUS FOR THE USE OF MULTIPLE-INPUT, MUTLIPLE OUTPUT (MIMO) SYSTEMS FOR MULTI-PACKET RECEPTION (MPR)' [patent_app_type] => utility [patent_app_number] => 13/091075 [patent_app_country] => US [patent_app_date] => 2011-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9538 [patent_no_of_claims] => 16 [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/A1/0261/20110261709.pdf [firstpage_image] =>[orig_patent_app_number] => 13091075 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/091075
Method and apparatus for the use of multiple-input, multiple output (MIMO) systems for multi-packet reception (MPR) Apr 19, 2011 Issued
Array ( [id] => 10571737 [patent_doc_number] => 09294934 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-03-22 [patent_title] => 'Method and device for monitoring control channel in a wireless communication system' [patent_app_type] => utility [patent_app_number] => 13/516066 [patent_app_country] => US [patent_app_date] => 2010-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6472 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13516066 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/516066
Method and device for monitoring control channel in a wireless communication system Dec 14, 2010 Issued
Array ( [id] => 11202607 [patent_doc_number] => 09432835 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-30 [patent_title] => 'Method and system for routing data to a mobile node in a foreign network' [patent_app_type] => utility [patent_app_number] => 13/516038 [patent_app_country] => US [patent_app_date] => 2010-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3773 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13516038 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/516038
Method and system for routing data to a mobile node in a foreign network Dec 12, 2010 Issued
Array ( [id] => 8501314 [patent_doc_number] => 20120300722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-29 [patent_title] => 'APPARATUS AND METHOD OF TRANSMITTING RECEPTION ACKNOWLEDGEMENT IN WIRELESS COMMUNICATION SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/516068 [patent_app_country] => US [patent_app_date] => 2010-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 9336 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13516068 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/516068
Apparatus and method of transmitting reception acknowledgement in wireless communication system Dec 12, 2010 Issued
Array ( [id] => 8463925 [patent_doc_number] => 20120269093 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-10-25 [patent_title] => 'Neighbor Discovery for Ethernet Private Line on User Network Interfaces' [patent_app_type] => utility [patent_app_number] => 13/515993 [patent_app_country] => US [patent_app_date] => 2010-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7108 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13515993 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/515993
Neighbor Discovery for Ethernet Private Line on User Network Interfaces Dec 8, 2010 Abandoned
Array ( [id] => 6148050 [patent_doc_number] => 20110019645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-27 [patent_title] => 'METHOD OF EXCHANGING MESSAGE AND DEVICES IN WIRELESS NETWORK' [patent_app_type] => utility [patent_app_number] => 12/897730 [patent_app_country] => US [patent_app_date] => 2010-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 12214 [patent_no_of_claims] => 18 [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/A1/0019/20110019645.pdf [firstpage_image] =>[orig_patent_app_number] => 12897730 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/897730
Method of exchanging message and devices in wireless network Oct 3, 2010 Issued
Array ( [id] => 6148051 [patent_doc_number] => 20110019646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-27 [patent_title] => 'METHOD OF EXCHANGING MESSAGE AND DEVICES IN WIRELESS NETWORK' [patent_app_type] => utility [patent_app_number] => 12/897737 [patent_app_country] => US [patent_app_date] => 2010-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 12218 [patent_no_of_claims] => 16 [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/A1/0019/20110019646.pdf [firstpage_image] =>[orig_patent_app_number] => 12897737 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/897737
Method of exchanging message and devices in wireless network Oct 3, 2010 Issued
Array ( [id] => 11688063 [patent_doc_number] => 09686116 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-20 [patent_title] => 'Dynamic service information for the access network' [patent_app_type] => utility [patent_app_number] => 12/871736 [patent_app_country] => US [patent_app_date] => 2010-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3812 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12871736 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/871736
Dynamic service information for the access network Aug 29, 2010 Issued
Array ( [id] => 9028251 [patent_doc_number] => 08537839 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-09-17 [patent_title] => 'Traffic generator with dynamic MPLS label assignment' [patent_app_type] => utility [patent_app_number] => 12/871711 [patent_app_country] => US [patent_app_date] => 2010-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8674 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12871711 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/871711
Traffic generator with dynamic MPLS label assignment Aug 29, 2010 Issued
Array ( [id] => 6194688 [patent_doc_number] => 20110026442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-03 [patent_title] => 'APPARATUS AND METHOD FOR PROTECTING RECEIVE CIRCUITS IN TDD WIRELESS COMMUNICATION SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/840491 [patent_app_country] => US [patent_app_date] => 2010-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4838 [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/A1/0026/20110026442.pdf [firstpage_image] =>[orig_patent_app_number] => 12840491 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/840491
Apparatus and method for protecting receive circuits in TDD wireless communication system Jul 20, 2010 Issued
Array ( [id] => 9997684 [patent_doc_number] => 09042296 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-26 [patent_title] => 'Synchronization of devices in a wireless communication network' [patent_app_type] => utility [patent_app_number] => 12/841051 [patent_app_country] => US [patent_app_date] => 2010-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 10144 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12841051 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/841051
Synchronization of devices in a wireless communication network Jul 20, 2010 Issued
Array ( [id] => 8276639 [patent_doc_number] => 20120170517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-05 [patent_title] => 'METHOD AND SYSTEM FOR ACQUIRING SERVING GENERAL PACKET RADIO SERVICE SUPPORT NODE ADDRESS' [patent_app_type] => utility [patent_app_number] => 13/258505 [patent_app_country] => US [patent_app_date] => 2010-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3782 [patent_no_of_claims] => 16 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13258505 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/258505
Method and system for acquiring serving general packet radio service support node address Jul 20, 2010 Issued
Array ( [id] => 6148049 [patent_doc_number] => 20110019644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-27 [patent_title] => 'METHOD FOR SWITCHING SESSION OF USER EQUIPMENT IN WIRELESS COMMUNICATION SYSTEM AND SYSTEM EMPLOYING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/840489 [patent_app_country] => US [patent_app_date] => 2010-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8723 [patent_no_of_claims] => 21 [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/A1/0019/20110019644.pdf [firstpage_image] =>[orig_patent_app_number] => 12840489 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/840489
Method for switching session of user equipment in wireless communication system and system employing the same Jul 20, 2010 Issued
Array ( [id] => 6173093 [patent_doc_number] => 20110176498 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-21 [patent_title] => 'UPLINK CONTROL AND DATA TRANSMISSION IN A MIXED SINGLE AND MULTIPLE CARRIER NETWORK' [patent_app_type] => utility [patent_app_number] => 12/841050 [patent_app_country] => US [patent_app_date] => 2010-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 15866 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0176/20110176498.pdf [firstpage_image] =>[orig_patent_app_number] => 12841050 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/841050
Uplink control and data transmission in a mixed single and multiple carrier network Jul 20, 2010 Issued
Array ( [id] => 10081344 [patent_doc_number] => 09119215 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-08-25 [patent_title] => 'Method and apparatus for enhanced packet traffic arbitration' [patent_app_type] => utility [patent_app_number] => 12/838614 [patent_app_country] => US [patent_app_date] => 2010-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5688 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12838614 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/838614
Method and apparatus for enhanced packet traffic arbitration Jul 18, 2010 Issued
Array ( [id] => 7735865 [patent_doc_number] => 20120017110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-19 [patent_title] => 'FAULT-TOLERANCE AND RESOURCE MANAGEMENT IN A NETWORK' [patent_app_type] => utility [patent_app_number] => 12/838575 [patent_app_country] => US [patent_app_date] => 2010-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 6878 [patent_no_of_claims] => 22 [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/A1/0017/20120017110.pdf [firstpage_image] =>[orig_patent_app_number] => 12838575 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/838575
Fault-tolerance and resource management in a network Jul 18, 2010 Issued
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