Search

Ko Hung Chan

Examiner (ID: 17019, Phone: (571)272-6816 , Office: P/3631 )

Most Active Art Unit
3631
Art Unit(s)
3637, 3632, 3505, 3631, 2899
Total Applications
2359
Issued Applications
1616
Pending Applications
109
Abandoned Applications
656

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5554160 [patent_doc_number] => 20090288146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => 'SECURE CENTRALIZED BACKUP USING LOCALLY DERIVED AUTHENTICATION MODEL' [patent_app_type] => utility [patent_app_number] => 12/121804 [patent_app_country] => US [patent_app_date] => 2008-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6875 [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/A1/0288/20090288146.pdf [firstpage_image] =>[orig_patent_app_number] => 12121804 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/121804
Secure centralized backup using locally derived authentication model May 15, 2008 Issued
Array ( [id] => 5554151 [patent_doc_number] => 20090288137 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => 'Distributed Digital Rights Management System and Method' [patent_app_type] => utility [patent_app_number] => 12/121558 [patent_app_country] => US [patent_app_date] => 2008-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2962 [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/A1/0288/20090288137.pdf [firstpage_image] =>[orig_patent_app_number] => 12121558 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/121558
Distributed digital rights management system and method May 14, 2008 Issued
Array ( [id] => 5554189 [patent_doc_number] => 20090288175 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => 'ELECTRONIC ANTI-THEFT SYSTEM FOR VEHICLE COMPONENTS' [patent_app_type] => utility [patent_app_number] => 12/120406 [patent_app_country] => US [patent_app_date] => 2008-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2064 [patent_no_of_claims] => 7 [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/A1/0288/20090288175.pdf [firstpage_image] =>[orig_patent_app_number] => 12120406 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/120406
ELECTRONIC ANTI-THEFT SYSTEM FOR VEHICLE COMPONENTS May 13, 2008 Abandoned
Array ( [id] => 9228873 [patent_doc_number] => 08634549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-21 [patent_title] => 'Ciphertext key chaining' [patent_app_type] => utility [patent_app_number] => 12/116485 [patent_app_country] => US [patent_app_date] => 2008-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4763 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12116485 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/116485
Ciphertext key chaining May 6, 2008 Issued
Array ( [id] => 4615708 [patent_doc_number] => 07991156 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2011-08-02 [patent_title] => 'Digital rights management negotiation for streaming media over a network' [patent_app_type] => utility [patent_app_number] => 12/107406 [patent_app_country] => US [patent_app_date] => 2008-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 5628 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/991/07991156.pdf [firstpage_image] =>[orig_patent_app_number] => 12107406 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/107406
Digital rights management negotiation for streaming media over a network Apr 21, 2008 Issued
Array ( [id] => 4723450 [patent_doc_number] => 20080244734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-02 [patent_title] => 'INFORMATION PROCESSING APPARATUS AND METHOD, PROGRAM, AND INFORMATION PROCESSING SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/053152 [patent_app_country] => US [patent_app_date] => 2008-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 21854 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 15 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0244/20080244734.pdf [firstpage_image] =>[orig_patent_app_number] => 12053152 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/053152
INFORMATION PROCESSING APPARATUS AND METHOD, PROGRAM, AND INFORMATION PROCESSING SYSTEM Mar 20, 2008 Abandoned
Array ( [id] => 6568860 [patent_doc_number] => 20100128875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-27 [patent_title] => 'SECURE VOICEMAIL SYSTEM AND METHOD' [patent_app_type] => utility [patent_app_number] => 12/528793 [patent_app_country] => US [patent_app_date] => 2008-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3488 [patent_no_of_claims] => 20 [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/A1/0128/20100128875.pdf [firstpage_image] =>[orig_patent_app_number] => 12528793 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/528793
SECURE VOICEMAIL SYSTEM AND METHOD Feb 26, 2008 Abandoned
Array ( [id] => 6147816 [patent_doc_number] => 20110131640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-02 [patent_title] => 'Secure transfer of data' [patent_app_type] => utility [patent_app_number] => 12/309288 [patent_app_country] => US [patent_app_date] => 2008-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7952 [patent_no_of_claims] => 19 [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/A1/0131/20110131640.pdf [firstpage_image] =>[orig_patent_app_number] => 12309288 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/309288
Secure transfer of data Feb 17, 2008 Abandoned
Array ( [id] => 5306098 [patent_doc_number] => 20090300713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'ACCESS CONTROL SYSTEM, ACCESS CONTROL METHOD, ELECTRONIC DEVICE AND CONTROL PROGRAM' [patent_app_type] => utility [patent_app_number] => 12/448729 [patent_app_country] => US [patent_app_date] => 2008-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 10324 [patent_no_of_claims] => 50 [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/A1/0300/20090300713.pdf [firstpage_image] =>[orig_patent_app_number] => 12448729 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/448729
Access control system, access control method, electronic device and control program Feb 7, 2008 Issued
Array ( [id] => 6453031 [patent_doc_number] => 20100154035 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-17 [patent_title] => 'Personalized Interaction Using Codes' [patent_app_type] => utility [patent_app_number] => 12/530355 [patent_app_country] => US [patent_app_date] => 2008-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6813 [patent_no_of_claims] => 26 [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/A1/0154/20100154035.pdf [firstpage_image] =>[orig_patent_app_number] => 12530355 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/530355
Personalized interaction using codes Feb 4, 2008 Issued
Array ( [id] => 9187457 [patent_doc_number] => 08627493 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-01-07 [patent_title] => 'Single sign-on for network applications' [patent_app_type] => utility [patent_app_number] => 11/970701 [patent_app_country] => US [patent_app_date] => 2008-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 6820 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11970701 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/970701
Single sign-on for network applications Jan 7, 2008 Issued
Array ( [id] => 4967066 [patent_doc_number] => 20080109886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-08 [patent_title] => 'SHARING MANAGEMENT PROGRAM, SHARING MANAGEMENT METHOD, TERMINAL APPARATUS AND SHARING MANAGEMENT SYSTEM' [patent_app_type] => utility [patent_app_number] => 11/970703 [patent_app_country] => US [patent_app_date] => 2008-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5392 [patent_no_of_claims] => 9 [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/A1/0109/20080109886.pdf [firstpage_image] =>[orig_patent_app_number] => 11970703 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/970703
Sharing management program, sharing management method, terminal apparatus and sharing management system Jan 7, 2008 Issued
Array ( [id] => 5326327 [patent_doc_number] => 20090064317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-05 [patent_title] => 'DATA PROTECTION SYSTEM AND METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 11/967102 [patent_app_country] => US [patent_app_date] => 2007-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1109 [patent_no_of_claims] => 10 [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/A1/0064/20090064317.pdf [firstpage_image] =>[orig_patent_app_number] => 11967102 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/967102
DATA PROTECTION SYSTEM AND METHOD THEREOF Dec 28, 2007 Abandoned
Array ( [id] => 8763518 [patent_doc_number] => 08424057 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-04-16 [patent_title] => 'Mobile anti-phishing' [patent_app_type] => utility [patent_app_number] => 11/966800 [patent_app_country] => US [patent_app_date] => 2007-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3365 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11966800 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/966800
Mobile anti-phishing Dec 27, 2007 Issued
Array ( [id] => 9256545 [patent_doc_number] => 08619978 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-31 [patent_title] => 'Multiple account authentication' [patent_app_type] => utility [patent_app_number] => 11/963543 [patent_app_country] => US [patent_app_date] => 2007-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2073 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11963543 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/963543
Multiple account authentication Dec 20, 2007 Issued
Array ( [id] => 5504451 [patent_doc_number] => 20090165139 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-25 [patent_title] => 'Secure Computer System and Method' [patent_app_type] => utility [patent_app_number] => 11/962818 [patent_app_country] => US [patent_app_date] => 2007-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4156 [patent_no_of_claims] => 20 [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/A1/0165/20090165139.pdf [firstpage_image] =>[orig_patent_app_number] => 11962818 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/962818
Secure Computer System and Method Dec 20, 2007 Abandoned
Array ( [id] => 5504418 [patent_doc_number] => 20090165106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-25 [patent_title] => 'Network Security Management for Ambiguous User Names' [patent_app_type] => utility [patent_app_number] => 11/962560 [patent_app_country] => US [patent_app_date] => 2007-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5713 [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/A1/0165/20090165106.pdf [firstpage_image] =>[orig_patent_app_number] => 11962560 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/962560
Network security management for ambiguous user names Dec 20, 2007 Issued
Array ( [id] => 5448311 [patent_doc_number] => 20090049537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-19 [patent_title] => 'System and Method for Distributed Multi-Processing Security Gateway' [patent_app_type] => utility [patent_app_number] => 11/947755 [patent_app_country] => US [patent_app_date] => 2007-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3684 [patent_no_of_claims] => 20 [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/A1/0049/20090049537.pdf [firstpage_image] =>[orig_patent_app_number] => 11947755 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/947755
System and method for distributed multi-processing security gateway Nov 28, 2007 Issued
Array ( [id] => 5263964 [patent_doc_number] => 20090116649 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-07 [patent_title] => 'REVOCATION OF A SYSTEM ADMINISTRATOR IN AN ENCRYPTED FILE SYSTEM' [patent_app_type] => utility [patent_app_number] => 11/933701 [patent_app_country] => US [patent_app_date] => 2007-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3337 [patent_no_of_claims] => 19 [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/A1/0116/20090116649.pdf [firstpage_image] =>[orig_patent_app_number] => 11933701 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/933701
Revocation of a system administrator in an encrypted file system Oct 31, 2007 Issued
Array ( [id] => 6594523 [patent_doc_number] => 20100098248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-22 [patent_title] => 'DEVICE AND METHOD OF GENERATING AND DISTRIBUTING ACCESS PERMISSION TO DIGITAL OBJECT' [patent_app_type] => utility [patent_app_number] => 12/447883 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 11363 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0098/20100098248.pdf [firstpage_image] =>[orig_patent_app_number] => 12447883 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/447883
DEVICE AND METHOD OF GENERATING AND DISTRIBUTING ACCESS PERMISSION TO DIGITAL OBJECT Oct 30, 2007 Abandoned
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