Search

Christina Y. Leung

Examiner (ID: 5771)

Most Active Art Unit
2613
Art Unit(s)
3992, 3991, 2733, 2633, 2613
Total Applications
787
Issued Applications
499
Pending Applications
136
Abandoned Applications
156

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7428442 [patent_doc_number] => 20040001718 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-01 [patent_title] => 'Course wavelength division multiplexed optical network' [patent_app_type] => new [patent_app_number] => 10/183597 [patent_app_country] => US [patent_app_date] => 2002-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3994 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20040001718.pdf [firstpage_image] =>[orig_patent_app_number] => 10183597 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/183597
Course wavelength division multiplexed optical network Jun 25, 2002 Abandoned
Array ( [id] => 683209 [patent_doc_number] => 07085501 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-08-01 [patent_title] => 'Coherent optical receiver' [patent_app_type] => utility [patent_app_number] => 10/180568 [patent_app_country] => US [patent_app_date] => 2002-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2348 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/085/07085501.pdf [firstpage_image] =>[orig_patent_app_number] => 10180568 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/180568
Coherent optical receiver Jun 25, 2002 Issued
Array ( [id] => 6754345 [patent_doc_number] => 20030002121 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-02 [patent_title] => 'Optical transmitter and optical transmission system' [patent_app_type] => new [patent_app_number] => 10/185407 [patent_app_country] => US [patent_app_date] => 2002-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 44 [patent_figures_cnt] => 44 [patent_no_of_words] => 15086 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0002/20030002121.pdf [firstpage_image] =>[orig_patent_app_number] => 10185407 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/185407
Optical transmitter and optical transmission system Jun 25, 2002 Issued
Array ( [id] => 711704 [patent_doc_number] => 07062177 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-06-13 [patent_title] => 'Out of band communications link for 4-lane optical modules using dark fibers and low-bandwidth LEDs' [patent_app_type] => utility [patent_app_number] => 10/183812 [patent_app_country] => US [patent_app_date] => 2002-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6228 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/062/07062177.pdf [firstpage_image] =>[orig_patent_app_number] => 10183812 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/183812
Out of band communications link for 4-lane optical modules using dark fibers and low-bandwidth LEDs Jun 24, 2002 Issued
Array ( [id] => 729322 [patent_doc_number] => 07046935 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-05-16 [patent_title] => 'System for reducing the influence of polarization mode dispersion in high-speed fiber optic transmission channels' [patent_app_type] => utility [patent_app_number] => 10/178035 [patent_app_country] => US [patent_app_date] => 2002-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4015 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/046/07046935.pdf [firstpage_image] =>[orig_patent_app_number] => 10178035 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/178035
System for reducing the influence of polarization mode dispersion in high-speed fiber optic transmission channels Jun 20, 2002 Issued
Array ( [id] => 6393983 [patent_doc_number] => 20020181054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'Expansion apparatus with optical attenuation filter for adjusting gain of optical signal' [patent_app_type] => new [patent_app_number] => 10/157256 [patent_app_country] => US [patent_app_date] => 2002-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5594 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0181/20020181054.pdf [firstpage_image] =>[orig_patent_app_number] => 10157256 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/157256
Expansion apparatus with optical attenuation filter for adjusting gain of optical signal May 28, 2002 Abandoned
Array ( [id] => 7422639 [patent_doc_number] => 20040208595 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Free space communication system with common optics and fast, adaptive tracking' [patent_app_type] => new [patent_app_number] => 10/154010 [patent_app_country] => US [patent_app_date] => 2002-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3248 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0208/20040208595.pdf [firstpage_image] =>[orig_patent_app_number] => 10154010 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/154010
Free space communication system with common optics and fast, adaptive tracking May 20, 2002 Abandoned
Array ( [id] => 1209540 [patent_doc_number] => 06718143 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-06 [patent_title] => 'Hyper-dense wavelength multiplexing system' [patent_app_type] => B2 [patent_app_number] => 10/144585 [patent_app_country] => US [patent_app_date] => 2002-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 5747 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/718/06718143.pdf [firstpage_image] =>[orig_patent_app_number] => 10144585 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/144585
Hyper-dense wavelength multiplexing system May 12, 2002 Issued
Array ( [id] => 6544734 [patent_doc_number] => 20020163692 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-07 [patent_title] => 'Method and apparatus for adding wavelength components to and dropping wavelength components from a dense wavelength division multiplexed optical signal' [patent_app_type] => new [patent_app_number] => 10/138009 [patent_app_country] => US [patent_app_date] => 2002-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8130 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0163/20020163692.pdf [firstpage_image] =>[orig_patent_app_number] => 10138009 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/138009
Method and apparatus for adding wavelength components to and dropping wavelength components from a dense wavelength division multiplexed optical signal May 1, 2002 Abandoned
Array ( [id] => 7422202 [patent_doc_number] => 20040208541 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Monitoring system for an optical transmitter' [patent_app_type] => new [patent_app_number] => 10/135785 [patent_app_country] => US [patent_app_date] => 2002-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4408 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0208/20040208541.pdf [firstpage_image] =>[orig_patent_app_number] => 10135785 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/135785
Monitoring system for an optical transmitter Apr 29, 2002 Issued
Array ( [id] => 703528 [patent_doc_number] => 07068931 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-06-27 [patent_title] => 'Alarm control system and method' [patent_app_type] => utility [patent_app_number] => 10/132389 [patent_app_country] => US [patent_app_date] => 2002-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4200 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/068/07068931.pdf [firstpage_image] =>[orig_patent_app_number] => 10132389 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/132389
Alarm control system and method Apr 25, 2002 Issued
Array ( [id] => 6642739 [patent_doc_number] => 20030007231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-09 [patent_title] => 'Return-to-zero (RZ) opttical data modulator' [patent_app_type] => new [patent_app_number] => 10/134091 [patent_app_country] => US [patent_app_date] => 2002-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2266 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0007/20030007231.pdf [firstpage_image] =>[orig_patent_app_number] => 10134091 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/134091
Return-to-zero (RZ) optical data modulator Apr 25, 2002 Issued
Array ( [id] => 6532340 [patent_doc_number] => 20020109890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-15 [patent_title] => 'Arrangement for transmitting, radiating and receiving high-frequency signals' [patent_app_type] => new [patent_app_number] => 10/114290 [patent_app_country] => US [patent_app_date] => 2002-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2643 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0109/20020109890.pdf [firstpage_image] =>[orig_patent_app_number] => 10114290 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/114290
Arrangement for transmitting, radiating and receiving high-frequency signals Mar 31, 2002 Issued
Array ( [id] => 6013782 [patent_doc_number] => 20020101639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-01 [patent_title] => 'Optical data transmitting apparatus and method' [patent_app_type] => new [patent_app_number] => 10/103863 [patent_app_country] => US [patent_app_date] => 2002-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6342 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0101/20020101639.pdf [firstpage_image] =>[orig_patent_app_number] => 10103863 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/103863
Optical data transmitting apparatus and method Mar 24, 2002 Issued
Array ( [id] => 7422900 [patent_doc_number] => 20040208635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Correcting misalignment between data and a carrier signal in transmitters' [patent_app_type] => new [patent_app_number] => 10/100521 [patent_app_country] => US [patent_app_date] => 2002-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3637 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0208/20040208635.pdf [firstpage_image] =>[orig_patent_app_number] => 10100521 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/100521
Correcting misalignment between data and a carrier signal in transmitters Mar 17, 2002 Issued
Array ( [id] => 625496 [patent_doc_number] => 07139478 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-21 [patent_title] => 'Nonlinear device comprising a spectrally broadening fiber' [patent_app_type] => utility [patent_app_number] => 10/275134 [patent_app_country] => US [patent_app_date] => 2002-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 3385 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/139/07139478.pdf [firstpage_image] =>[orig_patent_app_number] => 10275134 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/275134
Nonlinear device comprising a spectrally broadening fiber Mar 12, 2002 Issued
Array ( [id] => 7147503 [patent_doc_number] => 20040170428 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-02 [patent_title] => 'Optical transmitter system' [patent_app_type] => new [patent_app_number] => 10/469806 [patent_app_country] => US [patent_app_date] => 2004-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3189 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0170/20040170428.pdf [firstpage_image] =>[orig_patent_app_number] => 10469806 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/469806
Optical transmitter system Mar 6, 2002 Issued
Array ( [id] => 520734 [patent_doc_number] => 07197247 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-03-27 [patent_title] => 'WDM optical communication system' [patent_app_type] => utility [patent_app_number] => 10/084884 [patent_app_country] => US [patent_app_date] => 2002-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1647 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/197/07197247.pdf [firstpage_image] =>[orig_patent_app_number] => 10084884 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/084884
WDM optical communication system Feb 28, 2002 Issued
Array ( [id] => 5857468 [patent_doc_number] => 20020122222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-05 [patent_title] => 'Data path integrity in transparent OEO switch' [patent_app_type] => new [patent_app_number] => 10/085085 [patent_app_country] => US [patent_app_date] => 2002-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1176 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0122/20020122222.pdf [firstpage_image] =>[orig_patent_app_number] => 10085085 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/085085
Data path integrity in transparent OEO switch Feb 28, 2002 Abandoned
Array ( [id] => 6108841 [patent_doc_number] => 20020171900 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-21 [patent_title] => 'Method and circuit for generating single-sideband optical signal' [patent_app_type] => new [patent_app_number] => 10/084968 [patent_app_country] => US [patent_app_date] => 2002-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5963 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0171/20020171900.pdf [firstpage_image] =>[orig_patent_app_number] => 10084968 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/084968
Method and circuit for generating single-sideband optical signal Feb 28, 2002 Issued
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