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] => 1298346 [patent_doc_number] => 06619864 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-09-16 [patent_title] => 'Optical channel monitor with continuous gas cell calibration' [patent_app_type] => B2 [patent_app_number] => 09/808222 [patent_app_country] => US [patent_app_date] => 2001-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4934 [patent_no_of_claims] => 21 [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/06/619/06619864.pdf [firstpage_image] =>[orig_patent_app_number] => 09808222 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/808222
Optical channel monitor with continuous gas cell calibration Mar 14, 2001 Issued
Array ( [id] => 1191641 [patent_doc_number] => 06735396 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-05-11 [patent_title] => 'Communications network' [patent_app_type] => B2 [patent_app_number] => 09/805378 [patent_app_country] => US [patent_app_date] => 2001-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8224 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/735/06735396.pdf [firstpage_image] =>[orig_patent_app_number] => 09805378 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/805378
Communications network Mar 13, 2001 Issued
Array ( [id] => 6884315 [patent_doc_number] => 20010038473 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-08 [patent_title] => 'Devices and methods for controlling protection switching in an optical channel shared protection ring' [patent_app_type] => new [patent_app_number] => 09/802624 [patent_app_country] => US [patent_app_date] => 2001-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2609 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20010038473.pdf [firstpage_image] =>[orig_patent_app_number] => 09802624 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/802624
Devices and methods for controlling protection switching in an optical channel shared protection ring Mar 8, 2001 Abandoned
Array ( [id] => 6421302 [patent_doc_number] => 20020126347 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-12 [patent_title] => 'High data rate multiple wavelength encoding' [patent_app_type] => new [patent_app_number] => 09/800816 [patent_app_country] => US [patent_app_date] => 2001-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2893 [patent_no_of_claims] => 72 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0126/20020126347.pdf [firstpage_image] =>[orig_patent_app_number] => 09800816 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/800816
High data rate multiple wavelength encoding Mar 6, 2001 Abandoned
Array ( [id] => 6879502 [patent_doc_number] => 20010030788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-10-18 [patent_title] => 'Broadband thermal light source, an optical transmission system using a broadband optical light source, use of broadband optical light source and a process for demultiplexing' [patent_app_type] => new [patent_app_number] => 09/799063 [patent_app_country] => US [patent_app_date] => 2001-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3337 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0030/20010030788.pdf [firstpage_image] =>[orig_patent_app_number] => 09799063 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/799063
Broadband thermal light source, an optical transmission system using a broadband optical light source, use of broadband optical light source and a process for demultiplexing Mar 5, 2001 Abandoned
Array ( [id] => 6453489 [patent_doc_number] => 20020149824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-17 [patent_title] => 'Synchronization of an optical pulse stream with an electrical signal' [patent_app_type] => new [patent_app_number] => 09/793530 [patent_app_country] => US [patent_app_date] => 2001-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3614 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20020149824.pdf [firstpage_image] =>[orig_patent_app_number] => 09793530 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/793530
Synchronization of an optical pulse stream with an electrical signal Feb 26, 2001 Abandoned
Array ( [id] => 6999166 [patent_doc_number] => 20010053008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'Optical pulse generating apparatus and optical signal apparatus using the same' [patent_app_type] => new [patent_app_number] => 09/793505 [patent_app_country] => US [patent_app_date] => 2001-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 48 [patent_figures_cnt] => 48 [patent_no_of_words] => 32542 [patent_no_of_claims] => 98 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0053/20010053008.pdf [firstpage_image] =>[orig_patent_app_number] => 09793505 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/793505
Optical pulse generating apparatus and optical signal apparatus using the same Feb 26, 2001 Abandoned
Array ( [id] => 1186186 [patent_doc_number] => 06738580 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-05-18 [patent_title] => 'Wavelength division multiplex transmission system using asymmetrical filtering' [patent_app_type] => B2 [patent_app_number] => 09/793510 [patent_app_country] => US [patent_app_date] => 2001-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2025 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/738/06738580.pdf [firstpage_image] =>[orig_patent_app_number] => 09793510 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/793510
Wavelength division multiplex transmission system using asymmetrical filtering Feb 26, 2001 Issued
Array ( [id] => 665988 [patent_doc_number] => 07103287 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-05 [patent_title] => 'Method for remodulating an optical stream with independent data' [patent_app_type] => utility [patent_app_number] => 09/793222 [patent_app_country] => US [patent_app_date] => 2001-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4592 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/103/07103287.pdf [firstpage_image] =>[orig_patent_app_number] => 09793222 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/793222
Method for remodulating an optical stream with independent data Feb 25, 2001 Issued
Array ( [id] => 6486582 [patent_doc_number] => 20020024690 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-28 [patent_title] => 'Optical level control method' [patent_app_type] => new [patent_app_number] => 09/791915 [patent_app_country] => US [patent_app_date] => 2001-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 26025 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0024/20020024690.pdf [firstpage_image] =>[orig_patent_app_number] => 09791915 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/791915
Optical level control method Feb 25, 2001 Issued
Array ( [id] => 7602329 [patent_doc_number] => 07236709 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-06-26 [patent_title] => 'Multi-input wavelocker for controlling laser wavelengths of multiple lasers' [patent_app_type] => utility [patent_app_number] => 09/792792 [patent_app_country] => US [patent_app_date] => 2001-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1923 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/236/07236709.pdf [firstpage_image] =>[orig_patent_app_number] => 09792792 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/792792
Multi-input wavelocker for controlling laser wavelengths of multiple lasers Feb 21, 2001 Issued
Array ( [id] => 5919558 [patent_doc_number] => 20020114036 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-22 [patent_title] => 'Optical switching in dense wavelength division multiplexing (DWDM) fiber access nodes' [patent_app_type] => new [patent_app_number] => 09/792786 [patent_app_country] => US [patent_app_date] => 2001-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5029 [patent_no_of_claims] => 65 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0114/20020114036.pdf [firstpage_image] =>[orig_patent_app_number] => 09792786 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/792786
Optical switching in dense wavelength division multiplexing (DWDM) fiber access nodes Feb 21, 2001 Abandoned
Array ( [id] => 5919577 [patent_doc_number] => 20020114049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-22 [patent_title] => 'Component characteristic tolerant and component alignment tolerant optical receiver' [patent_app_type] => new [patent_app_number] => 09/792150 [patent_app_country] => US [patent_app_date] => 2001-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 15658 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0114/20020114049.pdf [firstpage_image] =>[orig_patent_app_number] => 09792150 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/792150
Component characteristic tolerant and component alignment tolerant optical receiver Feb 21, 2001 Issued
Array ( [id] => 6999152 [patent_doc_number] => 20010053007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'Optical pulse period compressing apparatus and method' [patent_app_type] => new [patent_app_number] => 09/788522 [patent_app_country] => US [patent_app_date] => 2001-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2911 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0053/20010053007.pdf [firstpage_image] =>[orig_patent_app_number] => 09788522 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/788522
Optical pulse period compressing apparatus and method Feb 20, 2001 Abandoned
Array ( [id] => 6999170 [patent_doc_number] => 20010053012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'Methods and apparatus for optical pulse period modulation and optical pulse signal generation' [patent_app_type] => new [patent_app_number] => 09/788419 [patent_app_country] => US [patent_app_date] => 2001-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4917 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0053/20010053012.pdf [firstpage_image] =>[orig_patent_app_number] => 09788419 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/788419
Methods and apparatus for optical pulse period modulation and optical pulse signal generation Feb 20, 2001 Abandoned
Array ( [id] => 6222852 [patent_doc_number] => 20020003642 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-10 [patent_title] => 'Combination photonic time and wavelength division multiplexer' [patent_app_type] => new [patent_app_number] => 09/785524 [patent_app_country] => US [patent_app_date] => 2001-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6628 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0003/20020003642.pdf [firstpage_image] =>[orig_patent_app_number] => 09785524 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/785524
Combination photonic time and wavelength division multiplexer Feb 15, 2001 Abandoned
Array ( [id] => 6222845 [patent_doc_number] => 20020003641 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-10 [patent_title] => 'Polarization division multiplexer' [patent_app_type] => new [patent_app_number] => 09/782569 [patent_app_country] => US [patent_app_date] => 2001-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12096 [patent_no_of_claims] => 61 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0003/20020003641.pdf [firstpage_image] =>[orig_patent_app_number] => 09782569 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/782569
Polarization division multiplexer Feb 12, 2001 Abandoned
Array ( [id] => 6453443 [patent_doc_number] => 20020149821 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-17 [patent_title] => 'Integrated memory mapped controller circuit for fiber optics transceiver' [patent_app_type] => new [patent_app_number] => 09/777917 [patent_app_country] => US [patent_app_date] => 2001-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6834 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20020149821.pdf [firstpage_image] =>[orig_patent_app_number] => 09777917 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/777917
Integrated memory mapped controller circuit for fiber optics transceiver Feb 4, 2001 Issued
Array ( [id] => 6155882 [patent_doc_number] => 20020146007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-10 [patent_title] => 'Optical layer multicasting using a multiple sub-carrier header and a multicast switch with active header insertion via reflective single sideband optical processing' [patent_app_type] => new [patent_app_number] => 09/772504 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 28710 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 426 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0146/20020146007.pdf [firstpage_image] =>[orig_patent_app_number] => 09772504 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772504
Optical layer multicasting using a multiple sub-carrier header and a multicast switch with active header insertion via reflective single sideband optical processing Jan 29, 2001 Issued
Array ( [id] => 6013783 [patent_doc_number] => 20020101640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-01 [patent_title] => 'Dual-mode fiber optic telecommunications system and method' [patent_app_type] => new [patent_app_number] => 09/772018 [patent_app_country] => US [patent_app_date] => 2001-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4329 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0101/20020101640.pdf [firstpage_image] =>[orig_patent_app_number] => 09772018 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772018
Dual-mode fiber optic telecommunications system and method Jan 28, 2001 Issued
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