Search

Ching Chang

Examiner (ID: 16777, Phone: (571)272-4857 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3748, 3746
Total Applications
1871
Issued Applications
1700
Pending Applications
11
Abandoned Applications
170

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4865751 [patent_doc_number] => 20080144810 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-19 [patent_title] => 'Factoring Based Modular Exponentiation' [patent_app_type] => utility [patent_app_number] => 11/610886 [patent_app_country] => US [patent_app_date] => 2006-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3856 [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/A1/0144/20080144810.pdf [firstpage_image] =>[orig_patent_app_number] => 11610886 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/610886
Factoring based modular exponentiation Dec 13, 2006 Issued
Array ( [id] => 4540794 [patent_doc_number] => 07925011 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-12 [patent_title] => 'Method for simultaneous modular exponentiations' [patent_app_type] => utility [patent_app_number] => 11/610919 [patent_app_country] => US [patent_app_date] => 2006-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4776 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/925/07925011.pdf [firstpage_image] =>[orig_patent_app_number] => 11610919 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/610919
Method for simultaneous modular exponentiations Dec 13, 2006 Issued
Array ( [id] => 598663 [patent_doc_number] => 07447902 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-11-04 [patent_title] => 'Method for processing multiple wireless communications security policies' [patent_app_type] => utility [patent_app_number] => 11/589919 [patent_app_country] => US [patent_app_date] => 2006-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7021 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/447/07447902.pdf [firstpage_image] =>[orig_patent_app_number] => 11589919 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/589919
Method for processing multiple wireless communications security policies Oct 30, 2006 Issued
Array ( [id] => 595371 [patent_doc_number] => 07457947 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-11-25 [patent_title] => 'System for processing multiple wireless communications security policies' [patent_app_type] => utility [patent_app_number] => 11/589920 [patent_app_country] => US [patent_app_date] => 2006-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7026 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/457/07457947.pdf [firstpage_image] =>[orig_patent_app_number] => 11589920 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/589920
System for processing multiple wireless communications security policies Oct 30, 2006 Issued
Array ( [id] => 5195452 [patent_doc_number] => 20070083937 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-04-12 [patent_title] => 'METHOD AND APPARATUS FOR PROTECTION OF ELECTRONIC MEDIA' [patent_app_type] => utility [patent_app_number] => 11/539140 [patent_app_country] => US [patent_app_date] => 2006-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 8914 [patent_no_of_claims] => 20 [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/A1/0083/20070083937.pdf [firstpage_image] =>[orig_patent_app_number] => 11539140 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/539140
METHOD AND APPARATUS FOR PROTECTION OF ELECTRONIC MEDIA Oct 4, 2006 Abandoned
Array ( [id] => 321829 [patent_doc_number] => 07523502 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-04-21 [patent_title] => 'Distributed anti-malware' [patent_app_type] => utility [patent_app_number] => 11/533942 [patent_app_country] => US [patent_app_date] => 2006-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3189 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/523/07523502.pdf [firstpage_image] =>[orig_patent_app_number] => 11533942 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/533942
Distributed anti-malware Sep 20, 2006 Issued
Array ( [id] => 7687797 [patent_doc_number] => 20070106901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-10 [patent_title] => 'Parallel distribution and fingerprinting of digital content' [patent_app_type] => utility [patent_app_number] => 11/523758 [patent_app_country] => US [patent_app_date] => 2006-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7381 [patent_no_of_claims] => 73 [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/A1/0106/20070106901.pdf [firstpage_image] =>[orig_patent_app_number] => 11523758 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/523758
Parallel distribution and fingerprinting of digital content Sep 17, 2006 Issued
Array ( [id] => 9821252 [patent_doc_number] => 08931055 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-01-06 [patent_title] => 'Enterprise entitlement framework' [patent_app_type] => utility [patent_app_number] => 11/469414 [patent_app_country] => US [patent_app_date] => 2006-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 11136 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 424 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11469414 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/469414
Enterprise entitlement framework Aug 30, 2006 Issued
Array ( [id] => 4489480 [patent_doc_number] => 07908664 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-15 [patent_title] => 'Data delivery apparatus and data delivery method' [patent_app_type] => utility [patent_app_number] => 11/469137 [patent_app_country] => US [patent_app_date] => 2006-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 7518 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/908/07908664.pdf [firstpage_image] =>[orig_patent_app_number] => 11469137 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/469137
Data delivery apparatus and data delivery method Aug 30, 2006 Issued
Array ( [id] => 4774460 [patent_doc_number] => 20080060078 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-06 [patent_title] => 'METHODS AND SYSTEMS FOR DETECTING AN ACCESS ATTACK' [patent_app_type] => utility [patent_app_number] => 11/469476 [patent_app_country] => US [patent_app_date] => 2006-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3132 [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/A1/0060/20080060078.pdf [firstpage_image] =>[orig_patent_app_number] => 11469476 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/469476
Methods and systems for detecting an access attack Aug 30, 2006 Issued
Array ( [id] => 823412 [patent_doc_number] => 07409547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-08-05 [patent_title] => 'Adaptive transparent encryption' [patent_app_type] => utility [patent_app_number] => 11/510891 [patent_app_country] => US [patent_app_date] => 2006-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6767 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/409/07409547.pdf [firstpage_image] =>[orig_patent_app_number] => 11510891 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/510891
Adaptive transparent encryption Aug 27, 2006 Issued
Array ( [id] => 5690111 [patent_doc_number] => 20060288426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-12-21 [patent_title] => 'Method and apparatus for protecting digital data by double re-encryption' [patent_app_type] => utility [patent_app_number] => 11/480690 [patent_app_country] => US [patent_app_date] => 2006-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 16614 [patent_no_of_claims] => 22 [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/A1/0288/20060288426.pdf [firstpage_image] =>[orig_patent_app_number] => 11480690 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/480690
Method and apparatus for protecting digital data by double re-encryption Jul 2, 2006 Issued
Array ( [id] => 5074422 [patent_doc_number] => 20070014397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-01-18 [patent_title] => 'Storage device and information processing device' [patent_app_type] => utility [patent_app_number] => 11/478628 [patent_app_country] => US [patent_app_date] => 2006-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 21170 [patent_no_of_claims] => 8 [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/A1/0014/20070014397.pdf [firstpage_image] =>[orig_patent_app_number] => 11478628 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/478628
Storage device and information processing device Jul 2, 2006 Abandoned
Array ( [id] => 4911621 [patent_doc_number] => 20080022388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-24 [patent_title] => 'Method and apparatus for multiple inclusion offsets for security protocols' [patent_app_type] => utility [patent_app_number] => 11/478986 [patent_app_country] => US [patent_app_date] => 2006-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5702 [patent_no_of_claims] => 30 [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/A1/0022/20080022388.pdf [firstpage_image] =>[orig_patent_app_number] => 11478986 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/478986
Method and apparatus for multiple inclusion offsets for security protocols Jun 29, 2006 Abandoned
Array ( [id] => 4935023 [patent_doc_number] => 20080005798 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-03 [patent_title] => 'Hardware platform authentication and multi-purpose validation' [patent_app_type] => utility [patent_app_number] => 11/479180 [patent_app_country] => US [patent_app_date] => 2006-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5057 [patent_no_of_claims] => 20 [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/A1/0005/20080005798.pdf [firstpage_image] =>[orig_patent_app_number] => 11479180 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/479180
Hardware platform authentication and multi-platform validation Jun 29, 2006 Issued
Array ( [id] => 9695395 [patent_doc_number] => 08826023 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-09-02 [patent_title] => 'System and method for securing access to hash-based storage systems' [patent_app_type] => utility [patent_app_number] => 11/478902 [patent_app_country] => US [patent_app_date] => 2006-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5024 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 313 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11478902 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/478902
System and method for securing access to hash-based storage systems Jun 29, 2006 Issued
Array ( [id] => 4932050 [patent_doc_number] => 20080002825 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-03 [patent_title] => 'Method and a system for a quick verification rabin signature scheme' [patent_app_type] => utility [patent_app_number] => 11/479100 [patent_app_country] => US [patent_app_date] => 2006-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4867 [patent_no_of_claims] => 24 [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/A1/0002/20080002825.pdf [firstpage_image] =>[orig_patent_app_number] => 11479100 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/479100
Method and a system for a quick verification rabin signature scheme Jun 29, 2006 Issued
Array ( [id] => 9484 [patent_doc_number] => 07814531 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-10-12 [patent_title] => 'Detection of network environment for network access control' [patent_app_type] => utility [patent_app_number] => 11/478987 [patent_app_country] => US [patent_app_date] => 2006-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5143 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/814/07814531.pdf [firstpage_image] =>[orig_patent_app_number] => 11478987 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/478987
Detection of network environment for network access control Jun 29, 2006 Issued
Array ( [id] => 9457 [patent_doc_number] => 07818807 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-10-19 [patent_title] => 'System and method of logical prefetching for optimizing file scanning operations' [patent_app_type] => utility [patent_app_number] => 11/479435 [patent_app_country] => US [patent_app_date] => 2006-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4576 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/818/07818807.pdf [firstpage_image] =>[orig_patent_app_number] => 11479435 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/479435
System and method of logical prefetching for optimizing file scanning operations Jun 29, 2006 Issued
Array ( [id] => 4934804 [patent_doc_number] => 20080005579 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-03 [patent_title] => 'System and method of user authentication using handwritten signatures for an MFP' [patent_app_type] => utility [patent_app_number] => 11/479443 [patent_app_country] => US [patent_app_date] => 2006-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4667 [patent_no_of_claims] => 26 [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/A1/0005/20080005579.pdf [firstpage_image] =>[orig_patent_app_number] => 11479443 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/479443
System and method of user authentication using handwritten signatures for an MFP Jun 29, 2006 Issued
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