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] => 1546241 [patent_doc_number] => 06373609 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-16 [patent_title] => 'Wavelength tailored dispersion compensation apparatus' [patent_app_type] => B1 [patent_app_number] => 09/098116 [patent_app_country] => US [patent_app_date] => 1998-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3734 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/373/06373609.pdf [firstpage_image] =>[orig_patent_app_number] => 09098116 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/098116
Wavelength tailored dispersion compensation apparatus Jun 15, 1998 Issued
Array ( [id] => 4283086 [patent_doc_number] => 06246496 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-12 [patent_title] => 'Photorefractive device for controlling information flow' [patent_app_type] => 1 [patent_app_number] => 9/100780 [patent_app_country] => US [patent_app_date] => 1998-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1351 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/246/06246496.pdf [firstpage_image] =>[orig_patent_app_number] => 100780 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/100780
Photorefractive device for controlling information flow Jun 14, 1998 Issued
Array ( [id] => 4261041 [patent_doc_number] => 06222660 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-24 [patent_title] => 'Adaptive power supply for avalanche photodiode' [patent_app_type] => 1 [patent_app_number] => 9/094438 [patent_app_country] => US [patent_app_date] => 1998-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1462 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/222/06222660.pdf [firstpage_image] =>[orig_patent_app_number] => 094438 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/094438
Adaptive power supply for avalanche photodiode Jun 8, 1998 Issued
Array ( [id] => 1517314 [patent_doc_number] => 06421155 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-16 [patent_title] => 'Optical data transmitting apparatus and method' [patent_app_type] => B1 [patent_app_number] => 09/085882 [patent_app_country] => US [patent_app_date] => 1998-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 1 [patent_no_of_words] => 6445 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/421/06421155.pdf [firstpage_image] =>[orig_patent_app_number] => 09085882 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/085882
Optical data transmitting apparatus and method May 26, 1998 Issued
Array ( [id] => 1395076 [patent_doc_number] => 06556329 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-29 [patent_title] => 'Method and system for preventing low order optical transmission modes in multimode optical fiber computer network using annulus laser' [patent_app_type] => B1 [patent_app_number] => 09/083062 [patent_app_country] => US [patent_app_date] => 1998-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2873 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/556/06556329.pdf [firstpage_image] =>[orig_patent_app_number] => 09083062 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/083062
Method and system for preventing low order optical transmission modes in multimode optical fiber computer network using annulus laser May 20, 1998 Issued
Array ( [id] => 4337768 [patent_doc_number] => 06330091 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-11 [patent_title] => 'IR receiver using IR transmitting diode' [patent_app_type] => 1 [patent_app_number] => 9/080125 [patent_app_country] => US [patent_app_date] => 1998-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2998 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/330/06330091.pdf [firstpage_image] =>[orig_patent_app_number] => 080125 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/080125
IR receiver using IR transmitting diode May 14, 1998 Issued
Array ( [id] => 4415244 [patent_doc_number] => 06271948 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-07 [patent_title] => 'Wavelength division multiplexed optical communication system' [patent_app_type] => 1 [patent_app_number] => 9/078574 [patent_app_country] => US [patent_app_date] => 1998-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2340 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/271/06271948.pdf [firstpage_image] =>[orig_patent_app_number] => 078574 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/078574
Wavelength division multiplexed optical communication system May 13, 1998 Issued
Array ( [id] => 4300600 [patent_doc_number] => 06211979 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-03 [patent_title] => 'Optical switching device having recirculating structure and optical switching method therefor' [patent_app_type] => 1 [patent_app_number] => 9/078666 [patent_app_country] => US [patent_app_date] => 1998-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 13 [patent_no_of_words] => 7846 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/211/06211979.pdf [firstpage_image] =>[orig_patent_app_number] => 078666 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/078666
Optical switching device having recirculating structure and optical switching method therefor May 13, 1998 Issued
Array ( [id] => 4315287 [patent_doc_number] => 06188499 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'Wavelength locking method for tunable filter, wavelength locking apparatus and wavelength division multiplexing communication network using the same' [patent_app_type] => 1 [patent_app_number] => 9/076108 [patent_app_country] => US [patent_app_date] => 1998-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9045 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/188/06188499.pdf [firstpage_image] =>[orig_patent_app_number] => 076108 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/076108
Wavelength locking method for tunable filter, wavelength locking apparatus and wavelength division multiplexing communication network using the same May 11, 1998 Issued
Array ( [id] => 4372371 [patent_doc_number] => 06256124 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-03 [patent_title] => 'Combination photonic time and wavelength division multiplexer' [patent_app_type] => 1 [patent_app_number] => 9/075046 [patent_app_country] => US [patent_app_date] => 1998-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6076 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/256/06256124.pdf [firstpage_image] =>[orig_patent_app_number] => 075046 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/075046
Combination photonic time and wavelength division multiplexer May 7, 1998 Issued
Array ( [id] => 1523114 [patent_doc_number] => 06414767 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-02 [patent_title] => 'Meshed optical network' [patent_app_type] => B1 [patent_app_number] => 09/068079 [patent_app_country] => US [patent_app_date] => 1998-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 5036 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/414/06414767.pdf [firstpage_image] =>[orig_patent_app_number] => 09068079 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/068079
Meshed optical network May 3, 1998 Issued
Array ( [id] => 4324283 [patent_doc_number] => 06317232 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-13 [patent_title] => 'Bi-directional all-optical regenerator' [patent_app_type] => 1 [patent_app_number] => 9/047637 [patent_app_country] => US [patent_app_date] => 1998-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4133 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/317/06317232.pdf [firstpage_image] =>[orig_patent_app_number] => 047637 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/047637
Bi-directional all-optical regenerator Mar 24, 1998 Issued
Array ( [id] => 6602837 [patent_doc_number] => 20020063936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-30 [patent_title] => 'OPTICAL COMMUNICATION UNIT' [patent_app_type] => new [patent_app_number] => 09/046558 [patent_app_country] => US [patent_app_date] => 1998-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 18933 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0063/20020063936.pdf [firstpage_image] =>[orig_patent_app_number] => 09046558 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/046558
OPTICAL COMMUNICATION UNIT Mar 23, 1998 Abandoned
Array ( [id] => 4343280 [patent_doc_number] => 06313933 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-06 [patent_title] => 'Bidirectional wavelength division multiplex transmission apparatus' [patent_app_type] => 1 [patent_app_number] => 9/034312 [patent_app_country] => US [patent_app_date] => 1998-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3204 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/313/06313933.pdf [firstpage_image] =>[orig_patent_app_number] => 034312 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/034312
Bidirectional wavelength division multiplex transmission apparatus Mar 3, 1998 Issued
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