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] => 917522 [patent_doc_number] => 07327956 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-02-05 [patent_title] => 'Method and apparatus for mitigating intersymbol interference from optical filtering' [patent_app_type] => utility [patent_app_number] => 10/955229 [patent_app_country] => US [patent_app_date] => 2004-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 14 [patent_no_of_words] => 3291 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/327/07327956.pdf [firstpage_image] =>[orig_patent_app_number] => 10955229 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/955229
Method and apparatus for mitigating intersymbol interference from optical filtering Sep 29, 2004 Issued
Array ( [id] => 5636731 [patent_doc_number] => 20060067704 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-30 [patent_title] => 'Method and apparatus for dispersion management in optical communication systems' [patent_app_type] => utility [patent_app_number] => 10/955230 [patent_app_country] => US [patent_app_date] => 2004-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4103 [patent_no_of_claims] => 33 [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/A1/0067/20060067704.pdf [firstpage_image] =>[orig_patent_app_number] => 10955230 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/955230
Method and apparatus for dispersion management in optical communication systems Sep 29, 2004 Abandoned
Array ( [id] => 434212 [patent_doc_number] => 07266311 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-09-04 [patent_title] => 'Control of delay line interferometer' [patent_app_type] => utility [patent_app_number] => 10/954108 [patent_app_country] => US [patent_app_date] => 2004-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3028 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/266/07266311.pdf [firstpage_image] =>[orig_patent_app_number] => 10954108 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/954108
Control of delay line interferometer Sep 28, 2004 Issued
Array ( [id] => 7202834 [patent_doc_number] => 20050052639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-03-10 [patent_title] => 'Light barrier arrangement' [patent_app_type] => utility [patent_app_number] => 10/933470 [patent_app_country] => US [patent_app_date] => 2004-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3411 [patent_no_of_claims] => 18 [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/A1/0052/20050052639.pdf [firstpage_image] =>[orig_patent_app_number] => 10933470 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/933470
Light barrier arrangement Sep 2, 2004 Abandoned
Array ( [id] => 7110298 [patent_doc_number] => 20050207753 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-22 [patent_title] => 'Optical protection apparatus' [patent_app_type] => utility [patent_app_number] => 10/931030 [patent_app_country] => US [patent_app_date] => 2004-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2707 [patent_no_of_claims] => 5 [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/A1/0207/20050207753.pdf [firstpage_image] =>[orig_patent_app_number] => 10931030 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/931030
Optical protection apparatus Aug 31, 2004 Abandoned
Array ( [id] => 417413 [patent_doc_number] => 07280767 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-10-09 [patent_title] => 'Half rate precoded data RZ transmitter' [patent_app_type] => utility [patent_app_number] => 10/927227 [patent_app_country] => US [patent_app_date] => 2004-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 4809 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/280/07280767.pdf [firstpage_image] =>[orig_patent_app_number] => 10927227 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/927227
Half rate precoded data RZ transmitter Aug 25, 2004 Issued
Array ( [id] => 913462 [patent_doc_number] => 07330655 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-02-12 [patent_title] => 'WDM/SCM-PON and media access control method for asymmetric packet communication in the same' [patent_app_type] => utility [patent_app_number] => 10/912340 [patent_app_country] => US [patent_app_date] => 2004-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4901 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/330/07330655.pdf [firstpage_image] =>[orig_patent_app_number] => 10912340 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/912340
WDM/SCM-PON and media access control method for asymmetric packet communication in the same Aug 3, 2004 Issued
Array ( [id] => 7032833 [patent_doc_number] => 20050031342 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-10 [patent_title] => 'Method of pilot-tone signal transmission on an optical fiber and a system thereof' [patent_app_type] => utility [patent_app_number] => 10/911780 [patent_app_country] => US [patent_app_date] => 2004-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2556 [patent_no_of_claims] => 15 [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/A1/0031/20050031342.pdf [firstpage_image] =>[orig_patent_app_number] => 10911780 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/911780
Method of pilot-tone signal transmission on an optical fiber and a system thereof Aug 3, 2004 Abandoned
Array ( [id] => 7032841 [patent_doc_number] => 20050031350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-10 [patent_title] => 'Miniature optical free space transceivers' [patent_app_type] => utility [patent_app_number] => 10/910021 [patent_app_country] => US [patent_app_date] => 2004-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6542 [patent_no_of_claims] => 24 [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/A1/0031/20050031350.pdf [firstpage_image] =>[orig_patent_app_number] => 10910021 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/910021
Miniature optical free space transceivers Aug 2, 2004 Abandoned
Array ( [id] => 7068782 [patent_doc_number] => 20050244165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-11-03 [patent_title] => 'Scalable transceiver based repeater' [patent_app_type] => utility [patent_app_number] => 10/909614 [patent_app_country] => US [patent_app_date] => 2004-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3904 [patent_no_of_claims] => 23 [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/A1/0244/20050244165.pdf [firstpage_image] =>[orig_patent_app_number] => 10909614 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/909614
Scalable transceiver based repeater Aug 1, 2004 Issued
Array ( [id] => 304954 [patent_doc_number] => 07536101 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-05-19 [patent_title] => 'Communication system with cost based protection' [patent_app_type] => utility [patent_app_number] => 10/909885 [patent_app_country] => US [patent_app_date] => 2004-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3424 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/536/07536101.pdf [firstpage_image] =>[orig_patent_app_number] => 10909885 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/909885
Communication system with cost based protection Aug 1, 2004 Issued
Array ( [id] => 7151775 [patent_doc_number] => 20050025486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-03 [patent_title] => 'Bi-directional wavelength division multiplexing module' [patent_app_type] => utility [patent_app_number] => 10/910424 [patent_app_country] => US [patent_app_date] => 2004-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3479 [patent_no_of_claims] => 21 [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/A1/0025/20050025486.pdf [firstpage_image] =>[orig_patent_app_number] => 10910424 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/910424
Bi-directional wavelength division multiplexing module Aug 1, 2004 Abandoned
Array ( [id] => 7151779 [patent_doc_number] => 20050025489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-03 [patent_title] => 'Add/drop module for single fiber wavelength division multiplexing systems' [patent_app_type] => utility [patent_app_number] => 10/910184 [patent_app_country] => US [patent_app_date] => 2004-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4414 [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/A1/0025/20050025489.pdf [firstpage_image] =>[orig_patent_app_number] => 10910184 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/910184
Add/drop module for single fiber wavelength division multiplexing systems Aug 1, 2004 Issued
Array ( [id] => 6996027 [patent_doc_number] => 20050135805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-06-23 [patent_title] => 'Optical transponder and method for detecting and treating errors in optical channel sublayer of the optical transponder' [patent_app_type] => utility [patent_app_number] => 10/903053 [patent_app_country] => US [patent_app_date] => 2004-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3980 [patent_no_of_claims] => 16 [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/A1/0135/20050135805.pdf [firstpage_image] =>[orig_patent_app_number] => 10903053 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/903053
Optical transponder and method for detecting and treating errors in optical channel sublayer of the optical transponder Jul 29, 2004 Issued
Array ( [id] => 5819744 [patent_doc_number] => 20060024057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-02-02 [patent_title] => 'Transient-based channel growth for optical transmission systems' [patent_app_type] => utility [patent_app_number] => 10/903872 [patent_app_country] => US [patent_app_date] => 2004-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 10217 [patent_no_of_claims] => 21 [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/A1/0024/20060024057.pdf [firstpage_image] =>[orig_patent_app_number] => 10903872 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/903872
Transient-based channel growth for optical transmission systems Jul 29, 2004 Issued
Array ( [id] => 5819747 [patent_doc_number] => 20060024060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-02-02 [patent_title] => 'Apparatus and method for optical interconnects on a carrier substrate' [patent_app_type] => utility [patent_app_number] => 10/902979 [patent_app_country] => US [patent_app_date] => 2004-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3938 [patent_no_of_claims] => 27 [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/A1/0024/20060024060.pdf [firstpage_image] =>[orig_patent_app_number] => 10902979 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/902979
Apparatus and method for optical interconnects on a carrier substrate Jul 29, 2004 Abandoned
Array ( [id] => 357593 [patent_doc_number] => 07489876 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-02-10 [patent_title] => 'Optical transmission system having noise-elimination function' [patent_app_type] => utility [patent_app_number] => 10/901984 [patent_app_country] => US [patent_app_date] => 2004-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 6384 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/489/07489876.pdf [firstpage_image] =>[orig_patent_app_number] => 10901984 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/901984
Optical transmission system having noise-elimination function Jul 29, 2004 Issued
Array ( [id] => 5819756 [patent_doc_number] => 20060024069 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-02-02 [patent_title] => 'Digital synthesis of readily compensated optical signals' [patent_app_type] => utility [patent_app_number] => 10/902604 [patent_app_country] => US [patent_app_date] => 2004-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3791 [patent_no_of_claims] => 9 [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/A1/0024/20060024069.pdf [firstpage_image] =>[orig_patent_app_number] => 10902604 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/902604
Digital synthesis of readily compensated optical signals Jul 28, 2004 Issued
Array ( [id] => 354559 [patent_doc_number] => 07493045 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-02-17 [patent_title] => 'Real time fiber optic matrix switch interconnection' [patent_app_type] => utility [patent_app_number] => 10/901357 [patent_app_country] => US [patent_app_date] => 2004-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 6019 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/493/07493045.pdf [firstpage_image] =>[orig_patent_app_number] => 10901357 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/901357
Real time fiber optic matrix switch interconnection Jul 28, 2004 Issued
Array ( [id] => 7228870 [patent_doc_number] => 20050078959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-04-14 [patent_title] => 'Apparatus for switching optical channel overhead in optical supervisory channel of optical transport network system and apparatus for forwarding optical channel maintenance signal' [patent_app_type] => utility [patent_app_number] => 10/903548 [patent_app_country] => US [patent_app_date] => 2004-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5863 [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/A1/0078/20050078959.pdf [firstpage_image] =>[orig_patent_app_number] => 10903548 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/903548
Apparatus for switching optical channel overhead in optical supervisory channel of optical transport network system and apparatus for forwarding optical channel maintenance signal Jul 28, 2004 Issued
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