Search

Haixia Du

Examiner (ID: 17472, Phone: (571)270-5646 , Office: P/2611 )

Most Active Art Unit
2611
Art Unit(s)
2600, 2628, 2611, 2699, 2677
Total Applications
620
Issued Applications
509
Pending Applications
43
Abandoned Applications
75

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16255023 [patent_doc_number] => 20200264397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => APPARATUS AND METHODS FOR CHANNEL VERIFICATION OF MULTI-FIBER OPTIC CABLE [patent_app_type] => utility [patent_app_number] => 16/276568 [patent_app_country] => US [patent_app_date] => 2019-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16276568 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/276568
Apparatus and methods for channel verification of multi-fiber optic cable Feb 13, 2019 Issued
Array ( [id] => 14442415 [patent_doc_number] => 20190179080 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-13 [patent_title] => MULTI-AXIS RELATIVE POSITIONING STAGE [patent_app_type] => utility [patent_app_number] => 16/275601 [patent_app_country] => US [patent_app_date] => 2019-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16275601 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/275601
Multi-axis positioning method Feb 13, 2019 Issued
Array ( [id] => 14410231 [patent_doc_number] => 20190170959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => MANAGED CONNECTIVITY IN CABLE SPOOL ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 16/272383 [patent_app_country] => US [patent_app_date] => 2019-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16272383 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/272383
Selectively lockable cable spool assemblies for communications panels Feb 10, 2019 Issued
Array ( [id] => 16462323 [patent_doc_number] => 10845669 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-24 [patent_title] => Vertical junction based silicon modulator [patent_app_type] => utility [patent_app_number] => 16/271467 [patent_app_country] => US [patent_app_date] => 2019-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 19 [patent_no_of_words] => 9255 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16271467 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/271467
Vertical junction based silicon modulator Feb 7, 2019 Issued
Array ( [id] => 16622969 [patent_doc_number] => 20210041622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => Multicore Fiber and Manufacturing Device Therefor [patent_app_type] => utility [patent_app_number] => 16/963455 [patent_app_country] => US [patent_app_date] => 2019-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16963455 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/963455
Multicore Fiber and Manufacturing Device Therefor Feb 7, 2019 Abandoned
Array ( [id] => 16705797 [patent_doc_number] => 10955723 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-23 [patent_title] => Optical modulator, and optical transceiver module using the same [patent_app_type] => utility [patent_app_number] => 16/268768 [patent_app_country] => US [patent_app_date] => 2019-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 5233 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16268768 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/268768
Optical modulator, and optical transceiver module using the same Feb 5, 2019 Issued
Array ( [id] => 14413955 [patent_doc_number] => 20190172821 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => IN-PACKAGE PHOTONICS INTEGRATION AND ASSEMBLY ARCHITECTURE [patent_app_type] => utility [patent_app_number] => 16/267186 [patent_app_country] => US [patent_app_date] => 2019-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5410 [patent_no_of_claims] => 0 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16267186 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/267186
IN-PACKAGE PHOTONICS INTEGRATION AND ASSEMBLY ARCHITECTURE Feb 3, 2019 Abandoned
Array ( [id] => 18046222 [patent_doc_number] => 11520173 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-06 [patent_title] => Transmission type adaptive optical system [patent_app_type] => utility [patent_app_number] => 16/639205 [patent_app_country] => US [patent_app_date] => 2019-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6591 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16639205 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/639205
Transmission type adaptive optical system Jan 31, 2019 Issued
Array ( [id] => 14378011 [patent_doc_number] => 20190162918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-30 [patent_title] => Fiber Optic Ferrule and A Guide Pin Clamp with Field Changeable Guide Pins [patent_app_type] => utility [patent_app_number] => 16/265275 [patent_app_country] => US [patent_app_date] => 2019-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5045 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16265275 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/265275
Fiber optic ferrule and a guide pin clamp with field changeable guide pins Jan 31, 2019 Issued
Array ( [id] => 16224269 [patent_doc_number] => 20200249386 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-06 [patent_title] => DUTY CYCLE RANGE INCREASE FOR WAVEGUIDE COMBINERS [patent_app_type] => utility [patent_app_number] => 16/264245 [patent_app_country] => US [patent_app_date] => 2019-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19564 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16264245 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/264245
Duty cycle range increase for waveguide combiners Jan 30, 2019 Issued
Array ( [id] => 16729255 [patent_doc_number] => 20210096402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => OPTICAL WAVEGUIDE ELEMENT [patent_app_type] => utility [patent_app_number] => 17/043407 [patent_app_country] => US [patent_app_date] => 2019-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2103 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17043407 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/043407
Optical waveguide element Jan 23, 2019 Issued
Array ( [id] => 16818086 [patent_doc_number] => 11002907 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-11 [patent_title] => Stepped optical bridge for connecting semiconductor waveguides [patent_app_type] => utility [patent_app_number] => 16/245615 [patent_app_country] => US [patent_app_date] => 2019-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4677 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16245615 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/245615
Stepped optical bridge for connecting semiconductor waveguides Jan 10, 2019 Issued
Array ( [id] => 16658986 [patent_doc_number] => 20210055623 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => OPTICAL MODULE AND PROCESS OF ASSEMBLING THE SAME [patent_app_type] => utility [patent_app_number] => 16/957920 [patent_app_country] => US [patent_app_date] => 2018-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10468 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16957920 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/957920
Optical module and process of assembling the same Dec 25, 2018 Issued
Array ( [id] => 17743828 [patent_doc_number] => 11391889 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Monolithic cavity for light manipulation [patent_app_type] => utility [patent_app_number] => 16/959067 [patent_app_country] => US [patent_app_date] => 2018-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3886 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16959067 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/959067
Monolithic cavity for light manipulation Dec 16, 2018 Issued
Array ( [id] => 16384644 [patent_doc_number] => 10809474 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-20 [patent_title] => Small footprint parallel optics transceivers [patent_app_type] => utility [patent_app_number] => 16/219065 [patent_app_country] => US [patent_app_date] => 2018-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 39 [patent_no_of_words] => 10673 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16219065 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/219065
Small footprint parallel optics transceivers Dec 12, 2018 Issued
Array ( [id] => 15593029 [patent_doc_number] => 20200073049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => OPTICAL FIBER WITH REDUCING LIGHT BIAS FOR LIGHTING AND MANUFACTURING METHOD OF THE SAME [patent_app_type] => utility [patent_app_number] => 16/213065 [patent_app_country] => US [patent_app_date] => 2018-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3355 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16213065 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/213065
Optical fiber with reducing light bias for lighting and manufacturing method of the same Dec 6, 2018 Issued
Array ( [id] => 16370464 [patent_doc_number] => 10802214 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-13 [patent_title] => Adiabatically coupled photonic systems with vertically tapered waveguides [patent_app_type] => utility [patent_app_number] => 16/212355 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 8938 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16212355 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/212355
Adiabatically coupled photonic systems with vertically tapered waveguides Dec 5, 2018 Issued
Array ( [id] => 16902494 [patent_doc_number] => 20210181410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => RESIN COMPOSITION AND OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 16/771056 [patent_app_country] => US [patent_app_date] => 2018-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4435 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16771056 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/771056
Resin composition and optical fiber Dec 3, 2018 Issued
Array ( [id] => 15996839 [patent_doc_number] => 20200174290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-04 [patent_title] => ELECTRO-OPTIC MODULATOR WITH ELECTRODE INTERFACE REGION TO IMPROVE SIGNAL PROPAGATION CHARACTERISTICS [patent_app_type] => utility [patent_app_number] => 16/208268 [patent_app_country] => US [patent_app_date] => 2018-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6099 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16208268 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/208268
Electro-optic modulator with electrode interface region to improve signal propagation characteristics Dec 2, 2018 Issued
Array ( [id] => 14105591 [patent_doc_number] => 20190094471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-28 [patent_title] => OPTICAL CONNECTOR [patent_app_type] => utility [patent_app_number] => 16/202190 [patent_app_country] => US [patent_app_date] => 2018-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13981 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16202190 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/202190
Optical connector Nov 27, 2018 Issued
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