Search

David Z. Chen

Examiner (ID: 8208, Phone: (571)270-7438 , Office: P/2815 )

Most Active Art Unit
2815
Art Unit(s)
2815
Total Applications
767
Issued Applications
299
Pending Applications
122
Abandoned Applications
382

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16601807 [patent_doc_number] => 20210028338 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => LED Phosphor Illumination Device [patent_app_type] => utility [patent_app_number] => 16/938853 [patent_app_country] => US [patent_app_date] => 2020-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6217 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16938853 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/938853
LED Phosphor Illumination Device Jul 23, 2020 Abandoned
Array ( [id] => 17871087 [patent_doc_number] => 20220293824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => ULTRAVIOLET LED DEVICE [patent_app_type] => utility [patent_app_number] => 17/635391 [patent_app_country] => US [patent_app_date] => 2020-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2941 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17635391 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/635391
ULTRAVIOLET LED DEVICE Jul 2, 2020 Abandoned
Array ( [id] => 20204111 [patent_doc_number] => 12406894 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Semiconductor device including first and second semi-insulating layers [patent_app_type] => utility [patent_app_number] => 16/913330 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 24 [patent_no_of_words] => 2353 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 334 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16913330 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/913330
Semiconductor device including first and second semi-insulating layers Jun 25, 2020 Issued
Array ( [id] => 16529045 [patent_doc_number] => 20200403126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => Quantum Dot Structure and Method of Producing a Quantum Dot Structure [patent_app_type] => utility [patent_app_number] => 16/900745 [patent_app_country] => US [patent_app_date] => 2020-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10263 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16900745 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/900745
Quantum Dot Structure and Method of Producing a Quantum Dot Structure Jun 11, 2020 Abandoned
Array ( [id] => 18782265 [patent_doc_number] => 11824031 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => Semiconductor package structure with dielectric structure covering upper surface of chip [patent_app_type] => utility [patent_app_number] => 16/898064 [patent_app_country] => US [patent_app_date] => 2020-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 24 [patent_no_of_words] => 6022 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16898064 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/898064
Semiconductor package structure with dielectric structure covering upper surface of chip Jun 9, 2020 Issued
Array ( [id] => 16286321 [patent_doc_number] => 20200279923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-03 [patent_title] => SiC SEMICONDUCTOR DEVICE WITH INSULATING FILM AND ORGANIC INSULATING LAYER [patent_app_type] => utility [patent_app_number] => 16/878326 [patent_app_country] => US [patent_app_date] => 2020-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11839 [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] => 16878326 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/878326
SiC semiconductor device with insulating film and organic insulating layer May 18, 2020 Issued
Array ( [id] => 16256912 [patent_doc_number] => 20200266287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => SEMICONDUCTOR DEVICE COMPRISING COUNTER-DOPED REGIONS [patent_app_type] => utility [patent_app_number] => 16/867846 [patent_app_country] => US [patent_app_date] => 2020-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6717 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16867846 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/867846
SEMICONDUCTOR DEVICE COMPRISING COUNTER-DOPED REGIONS May 5, 2020 Abandoned
Array ( [id] => 18688543 [patent_doc_number] => 11784290 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Light-emitting device with improved flexural resistance and electrical connection between layers, production method therefor, and device using light-emitting device [patent_app_type] => utility [patent_app_number] => 16/854967 [patent_app_country] => US [patent_app_date] => 2020-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 22 [patent_no_of_words] => 22511 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16854967 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/854967
Light-emitting device with improved flexural resistance and electrical connection between layers, production method therefor, and device using light-emitting device Apr 21, 2020 Issued
Array ( [id] => 16226335 [patent_doc_number] => 20200251452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-06 [patent_title] => LED LIGHTING DEVICE, LED LAMP, AND LED DISPLAY SCREEN [patent_app_type] => utility [patent_app_number] => 16/853758 [patent_app_country] => US [patent_app_date] => 2020-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3959 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16853758 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/853758
LED LIGHTING DEVICE, LED LAMP, AND LED DISPLAY SCREEN Apr 20, 2020 Abandoned
Array ( [id] => 16812144 [patent_doc_number] => 20210134699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => RF DEVICES WITH NANOTUBE PARTICLES FOR ENHANCED PERFORMANCE AND METHODS OF FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 16/844406 [patent_app_country] => US [patent_app_date] => 2020-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16844406 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/844406
RF devices with nanotube particles for enhanced performance and methods of forming the same Apr 8, 2020 Issued
Array ( [id] => 17158994 [patent_doc_number] => 20210320045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => THERMAL MANAGEMENT STRUCTURES FOR NITRIDE-BASED HEAT GENERATING SEMICONDUCTOR DEVICES [patent_app_type] => utility [patent_app_number] => 16/844385 [patent_app_country] => US [patent_app_date] => 2020-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3036 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16844385 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/844385
THERMAL MANAGEMENT STRUCTURES FOR NITRIDE-BASED HEAT GENERATING SEMICONDUCTOR DEVICES Apr 8, 2020 Abandoned
Array ( [id] => 16812144 [patent_doc_number] => 20210134699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => RF DEVICES WITH NANOTUBE PARTICLES FOR ENHANCED PERFORMANCE AND METHODS OF FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 16/844406 [patent_app_country] => US [patent_app_date] => 2020-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16844406 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/844406
RF devices with nanotube particles for enhanced performance and methods of forming the same Apr 8, 2020 Issued
Array ( [id] => 16812144 [patent_doc_number] => 20210134699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => RF DEVICES WITH NANOTUBE PARTICLES FOR ENHANCED PERFORMANCE AND METHODS OF FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 16/844406 [patent_app_country] => US [patent_app_date] => 2020-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16844406 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/844406
RF devices with nanotube particles for enhanced performance and methods of forming the same Apr 8, 2020 Issued
Array ( [id] => 16812144 [patent_doc_number] => 20210134699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => RF DEVICES WITH NANOTUBE PARTICLES FOR ENHANCED PERFORMANCE AND METHODS OF FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 16/844406 [patent_app_country] => US [patent_app_date] => 2020-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16844406 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/844406
RF devices with nanotube particles for enhanced performance and methods of forming the same Apr 8, 2020 Issued
Array ( [id] => 16928318 [patent_doc_number] => 11049809 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Semiconductor device having a reduced pitch between lead-out wirings [patent_app_type] => utility [patent_app_number] => 16/836626 [patent_app_country] => US [patent_app_date] => 2020-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 4897 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16836626 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/836626
Semiconductor device having a reduced pitch between lead-out wirings Mar 30, 2020 Issued
Array ( [id] => 17677055 [patent_doc_number] => 20220190222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => OPTOELECTRONIC SEMICONDUCTOR DEVICE COMPRISING A DIELECTRIC LAYER AND A TRANSPARENT CONDUCTIVE LAYER AND METHOD FOR MANUFACTURING THE OPTOELECTRONIC SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 17/442648 [patent_app_country] => US [patent_app_date] => 2020-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17442648 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/442648
OPTOELECTRONIC SEMICONDUCTOR DEVICE COMPRISING A DIELECTRIC LAYER AND A TRANSPARENT CONDUCTIVE LAYER AND METHOD FOR MANUFACTURING THE OPTOELECTRONIC SEMICONDUCTOR DEVICE Mar 22, 2020 Pending
Array ( [id] => 16348089 [patent_doc_number] => 20200312740 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-01 [patent_title] => LOW THERMAL RESISTANCE POWER MODULE PACKAGING [patent_app_type] => utility [patent_app_number] => 16/826641 [patent_app_country] => US [patent_app_date] => 2020-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5170 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16826641 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/826641
LOW THERMAL RESISTANCE POWER MODULE PACKAGING Mar 22, 2020 Abandoned
Array ( [id] => 19199251 [patent_doc_number] => 11996502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Method of manufacturing light-emitting device including step of curing sealing member while applying centrifugal force [patent_app_type] => utility [patent_app_number] => 16/817796 [patent_app_country] => US [patent_app_date] => 2020-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 23 [patent_no_of_words] => 9917 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16817796 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/817796
Method of manufacturing light-emitting device including step of curing sealing member while applying centrifugal force Mar 12, 2020 Issued
Array ( [id] => 17100459 [patent_doc_number] => 20210288250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => Phase Change Memory Having Gradual Reset [patent_app_type] => utility [patent_app_number] => 16/817912 [patent_app_country] => US [patent_app_date] => 2020-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6462 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16817912 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/817912
Phase Change Memory Having Gradual Reset Mar 12, 2020 Abandoned
Array ( [id] => 17645413 [patent_doc_number] => 20220173152 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => SEMICONDUCTOR APPARATUS AND METHOD OF PRODUCING A SEMICONDUCTOR APPARATUS [patent_app_type] => utility [patent_app_number] => 17/593007 [patent_app_country] => US [patent_app_date] => 2020-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17593007 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/593007
SEMICONDUCTOR APPARATUS AND METHOD OF PRODUCING A SEMICONDUCTOR APPARATUS Mar 11, 2020 Pending
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