Search

Christina Y. Leung

Examiner (ID: 6971, Phone: (571)272-3023 , Office: P/3992 )

Most Active Art Unit
2613
Art Unit(s)
3992, 2733, 2633, 2613, 3991
Total Applications
746
Issued Applications
498
Pending Applications
101
Abandoned Applications
156

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 603830 [patent_doc_number] => 07433600 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-10-07 [patent_title] => 'Optical node device and system including the device' [patent_app_type] => utility [patent_app_number] => 09/960405 [patent_app_country] => US [patent_app_date] => 2001-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 22 [patent_no_of_words] => 8681 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/433/07433600.pdf [firstpage_image] =>[orig_patent_app_number] => 09960405 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/960405
Optical node device and system including the device Sep 23, 2001 Issued
Array ( [id] => 5965966 [patent_doc_number] => 20020089719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-07-11 [patent_title] => 'Bidirectional WDM add/drop multiplexer and bidirectional WDM optical transmission system having the same' [patent_app_type] => new [patent_app_number] => 09/957046 [patent_app_country] => US [patent_app_date] => 2001-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3053 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0089/20020089719.pdf [firstpage_image] =>[orig_patent_app_number] => 09957046 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/957046
Bidirectional WDM add/drop multiplexer and bidirectional WDM optical transmission system having the same Sep 19, 2001 Abandoned
Array ( [id] => 6393933 [patent_doc_number] => 20020181044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'Method and system using holographic methodologies for all-optical transmission and reception of high bandwidth signals to and from end-users to serve video, telephony and internet applications' [patent_app_type] => new [patent_app_number] => 09/953029 [patent_app_country] => US [patent_app_date] => 2001-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 11744 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0181/20020181044.pdf [firstpage_image] =>[orig_patent_app_number] => 09953029 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/953029
Method and system using holographic methodologies for all-optical transmission and reception of high bandwidth signals to and from end-users to serve video, telephony and internet applications Sep 13, 2001 Abandoned
Array ( [id] => 6030421 [patent_doc_number] => 20020018259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-14 [patent_title] => 'Synchronization pulse for the enhancement of the OTDM' [patent_app_type] => new [patent_app_number] => 09/951168 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8412 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0018/20020018259.pdf [firstpage_image] =>[orig_patent_app_number] => 09951168 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951168
Synchronization pulse for the enhancement of the OTDM Sep 12, 2001 Abandoned
Array ( [id] => 5934414 [patent_doc_number] => 20020060821 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-23 [patent_title] => 'Multiple-wavelength optical communication system with optical amplifiers' [patent_app_type] => new [patent_app_number] => 09/948672 [patent_app_country] => US [patent_app_date] => 2001-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8504 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0060/20020060821.pdf [firstpage_image] =>[orig_patent_app_number] => 09948672 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/948672
Multiple-wavelength optical communication system with optical amplifiers Sep 9, 2001 Issued
Array ( [id] => 6061668 [patent_doc_number] => 20020030878 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-14 [patent_title] => 'Modulator and method of modulating optical\ncarrier with clock signal before or after the\ncarrier is modulated with data pulse' [patent_app_type] => new [patent_app_number] => 09/948233 [patent_app_country] => US [patent_app_date] => 2001-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3207 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0030/20020030878.pdf [firstpage_image] =>[orig_patent_app_number] => 09948233 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/948233
Modulator and method of modulating optical carrier with clock signal before or after the carrier is modulated with data pulse Sep 6, 2001 Issued
Array ( [id] => 6206834 [patent_doc_number] => 20020071152 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-13 [patent_title] => 'System and method of all optical label swapping using two-stage optical wavelength converters' [patent_app_type] => new [patent_app_number] => 09/949177 [patent_app_country] => US [patent_app_date] => 2001-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5634 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0071/20020071152.pdf [firstpage_image] =>[orig_patent_app_number] => 09949177 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/949177
System and method of all optical label swapping using two-stage optical wavelength converters Sep 6, 2001 Issued
Array ( [id] => 6816699 [patent_doc_number] => 20030067657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-04-10 [patent_title] => 'Method and apparatus to compensate for atmospheric effects and target motion in laser communication system' [patent_app_type] => new [patent_app_number] => 09/948727 [patent_app_country] => US [patent_app_date] => 2001-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5629 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0067/20030067657.pdf [firstpage_image] =>[orig_patent_app_number] => 09948727 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/948727
Method and apparatus to compensate for atmospheric effects and target motion in laser communication system Sep 6, 2001 Abandoned
Array ( [id] => 6777423 [patent_doc_number] => 20030048504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-13 [patent_title] => 'WDM network node module' [patent_app_type] => new [patent_app_number] => 09/948942 [patent_app_country] => US [patent_app_date] => 2001-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3825 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20030048504.pdf [firstpage_image] =>[orig_patent_app_number] => 09948942 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/948942
WDM network node module Sep 6, 2001 Issued
Array ( [id] => 6999169 [patent_doc_number] => 20010053011 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'Wavelength division multiplex optical star coupler, communication station, and optical transmission system' [patent_app_type] => new [patent_app_number] => 09/931111 [patent_app_country] => US [patent_app_date] => 2001-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6793 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0053/20010053011.pdf [firstpage_image] =>[orig_patent_app_number] => 09931111 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/931111
Wavelength division multiplex optical star coupler, communication station, and optical transmission system Aug 16, 2001 Issued
Array ( [id] => 977858 [patent_doc_number] => 06934475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-08-23 [patent_title] => 'Free-space optical communications using holographic conjugation' [patent_app_type] => utility [patent_app_number] => 09/931331 [patent_app_country] => US [patent_app_date] => 2001-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 5504 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/934/06934475.pdf [firstpage_image] =>[orig_patent_app_number] => 09931331 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/931331
Free-space optical communications using holographic conjugation Aug 15, 2001 Issued
Array ( [id] => 5204252 [patent_doc_number] => 20070025731 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-01 [patent_title] => 'OPTICAL SWITCH ROUTER' [patent_app_type] => utility [patent_app_number] => 09/931643 [patent_app_country] => US [patent_app_date] => 2001-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7165 [patent_no_of_claims] => 52 [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/A1/0025/20070025731.pdf [firstpage_image] =>[orig_patent_app_number] => 09931643 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/931643
Optical switch router Aug 14, 2001 Issued
Array ( [id] => 6837823 [patent_doc_number] => 20030035163 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-20 [patent_title] => 'Optical channel monitor utilizing multiple fabry-perot filter pass-bands' [patent_app_type] => new [patent_app_number] => 09/929339 [patent_app_country] => US [patent_app_date] => 2001-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7875 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0035/20030035163.pdf [firstpage_image] =>[orig_patent_app_number] => 09929339 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/929339
Optical channel monitor utilizing multiple Fabry-Perot filter pass-bands Aug 14, 2001 Issued
Array ( [id] => 5813590 [patent_doc_number] => 20020039217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-04 [patent_title] => 'Method of adaptive signal degradation compensation' [patent_app_type] => new [patent_app_number] => 09/927680 [patent_app_country] => US [patent_app_date] => 2001-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5342 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20020039217.pdf [firstpage_image] =>[orig_patent_app_number] => 09927680 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/927680
Method of adaptive signal degradation compensation Aug 9, 2001 Issued
Array ( [id] => 6030442 [patent_doc_number] => 20020018271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-14 [patent_title] => 'Automatic intermediate frequency stabilization control in optical signal transmission system' [patent_app_type] => new [patent_app_number] => 09/923331 [patent_app_country] => US [patent_app_date] => 2001-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 10965 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0018/20020018271.pdf [firstpage_image] =>[orig_patent_app_number] => 09923331 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/923331
Automatic intermediate frequency stabilization control in optical signal transmission system Aug 7, 2001 Abandoned
Array ( [id] => 6687146 [patent_doc_number] => 20030030869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-13 [patent_title] => 'Active real-time alignment system for optoelectronic (OE) devices' [patent_app_type] => new [patent_app_number] => 09/924317 [patent_app_country] => US [patent_app_date] => 2001-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3453 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0030/20030030869.pdf [firstpage_image] =>[orig_patent_app_number] => 09924317 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/924317
Active real-time alignment system for optoelectronic (OE) devices Aug 7, 2001 Abandoned
Array ( [id] => 6030446 [patent_doc_number] => 20020018272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-14 [patent_title] => 'Method of generating a clock signal of exact phase from an optical input signal and optical receiver therefor' [patent_app_type] => new [patent_app_number] => 09/923370 [patent_app_country] => US [patent_app_date] => 2001-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2037 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0018/20020018272.pdf [firstpage_image] =>[orig_patent_app_number] => 09923370 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/923370
Method of generating a clock signal of exact phase from an optical input signal and optical receiver therefor Aug 7, 2001 Issued
Array ( [id] => 737592 [patent_doc_number] => 07039319 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-05-02 [patent_title] => 'DWDM laser frequency control' [patent_app_type] => utility [patent_app_number] => 09/924746 [patent_app_country] => US [patent_app_date] => 2001-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2087 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/039/07039319.pdf [firstpage_image] =>[orig_patent_app_number] => 09924746 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/924746
DWDM laser frequency control Aug 6, 2001 Issued
Array ( [id] => 5841918 [patent_doc_number] => 20020131127 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-19 [patent_title] => 'Coherent wavelength-shift multiplexing apparatus' [patent_app_type] => new [patent_app_number] => 09/921761 [patent_app_country] => US [patent_app_date] => 2001-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 33 [patent_no_of_words] => 22626 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0131/20020131127.pdf [firstpage_image] =>[orig_patent_app_number] => 09921761 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/921761
Coherent wavelength-shift multiplexing apparatus Aug 2, 2001 Abandoned
Array ( [id] => 6714618 [patent_doc_number] => 20030025966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-06 [patent_title] => 'OSP hardened WDM network' [patent_app_type] => new [patent_app_number] => 09/922001 [patent_app_country] => US [patent_app_date] => 2001-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5101 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0025/20030025966.pdf [firstpage_image] =>[orig_patent_app_number] => 09922001 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/922001
OSP hardened WDM network Aug 2, 2001 Abandoned
Menu