Search

Hanway Chang

Examiner (ID: 19053, Phone: (571)270-5766 , Office: P/2881 )

Most Active Art Unit
2881
Art Unit(s)
2881, 4183
Total Applications
1086
Issued Applications
925
Pending Applications
96
Abandoned Applications
97

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18698388 [patent_doc_number] => 20230328868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => APPARATUS AND METHOD FOR GENERATING X-RAYS BY LASER IRRADIATION OF SUPERFLUID HELIUM DROPLETS [patent_app_type] => utility [patent_app_number] => 18/025351 [patent_app_country] => US [patent_app_date] => 2021-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5356 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18025351 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025351
APPARATUS AND METHOD FOR GENERATING X-RAYS BY LASER IRRADIATION OF SUPERFLUID HELIUM DROPLETS Sep 6, 2021 Pending
Array ( [id] => 18698388 [patent_doc_number] => 20230328868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => APPARATUS AND METHOD FOR GENERATING X-RAYS BY LASER IRRADIATION OF SUPERFLUID HELIUM DROPLETS [patent_app_type] => utility [patent_app_number] => 18/025351 [patent_app_country] => US [patent_app_date] => 2021-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5356 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18025351 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025351
APPARATUS AND METHOD FOR GENERATING X-RAYS BY LASER IRRADIATION OF SUPERFLUID HELIUM DROPLETS Sep 6, 2021 Pending
Array ( [id] => 18446964 [patent_doc_number] => 11682540 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-20 [patent_title] => Ion implantation system with mixture of arc chamber materials [patent_app_type] => utility [patent_app_number] => 17/466362 [patent_app_country] => US [patent_app_date] => 2021-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 11541 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17466362 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/466362
Ion implantation system with mixture of arc chamber materials Sep 2, 2021 Issued
Array ( [id] => 17302951 [patent_doc_number] => 20210398790 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => SURFACE-ASSISTED LASER DESORPTION/IONIZATION METHOD, MASS SPECTROMETRY METHOD AND MASS SPECTROMETRY DEVICE [patent_app_type] => utility [patent_app_number] => 17/465173 [patent_app_country] => US [patent_app_date] => 2021-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17465173 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/465173
Surface-assisted laser desorption/ionization method, mass spectrometry method and mass spectrometry device Sep 1, 2021 Issued
Array ( [id] => 18226409 [patent_doc_number] => 20230065403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => LITHOGRAPHY THERMAL CONTROL [patent_app_type] => utility [patent_app_number] => 17/462563 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14825 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17462563 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/462563
Lithography thermal control Aug 30, 2021 Issued
Array ( [id] => 17853464 [patent_doc_number] => 20220283506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => CONTROL OF DYNAMIC GAS LOCK FLOW INLETS OF AN INTERMEDIATE FOCUS CAP [patent_app_type] => utility [patent_app_number] => 17/446226 [patent_app_country] => US [patent_app_date] => 2021-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10633 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17446226 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/446226
Control of dynamic gas lock flow inlets of an intermediate focus cap Aug 26, 2021 Issued
Array ( [id] => 18248881 [patent_doc_number] => 11605477 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-03-14 [patent_title] => EUV lithography apparatus [patent_app_type] => utility [patent_app_number] => 17/460142 [patent_app_country] => US [patent_app_date] => 2021-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 19 [patent_no_of_words] => 8593 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17460142 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/460142
EUV lithography apparatus Aug 26, 2021 Issued
Array ( [id] => 18430055 [patent_doc_number] => 11675272 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-13 [patent_title] => Method and apparatus for mitigating contamination [patent_app_type] => utility [patent_app_number] => 17/460121 [patent_app_country] => US [patent_app_date] => 2021-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 7293 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17460121 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/460121
Method and apparatus for mitigating contamination Aug 26, 2021 Issued
Array ( [id] => 18221631 [patent_doc_number] => 20230060625 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => APPARATUS AND METHOD FOR GENERATING EXTREME ULTRAVIOLET RADIATION [patent_app_type] => utility [patent_app_number] => 17/460108 [patent_app_country] => US [patent_app_date] => 2021-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17460108 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/460108
Apparatus and method for generating extreme ultraviolet radiation Aug 26, 2021 Issued
Array ( [id] => 18880948 [patent_doc_number] => 20240004317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => ROTARY FOIL TRAP AND LIGHT SOURCE DEVICE [patent_app_type] => utility [patent_app_number] => 18/038514 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11961 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18038514 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/038514
ROTARY FOIL TRAP AND LIGHT SOURCE DEVICE Aug 22, 2021 Pending
Array ( [id] => 18863735 [patent_doc_number] => 20230418171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => FOIL TRAP COVER DEVICE AND DEBRIS REDUCTION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/252522 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13592 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18252522 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/252522
FOIL TRAP COVER DEVICE AND DEBRIS REDUCTION APPARATUS Aug 22, 2021 Pending
Array ( [id] => 18880948 [patent_doc_number] => 20240004317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => ROTARY FOIL TRAP AND LIGHT SOURCE DEVICE [patent_app_type] => utility [patent_app_number] => 18/038514 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11961 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18038514 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/038514
ROTARY FOIL TRAP AND LIGHT SOURCE DEVICE Aug 22, 2021 Pending
Array ( [id] => 18863735 [patent_doc_number] => 20230418171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => FOIL TRAP COVER DEVICE AND DEBRIS REDUCTION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/252522 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13592 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18252522 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/252522
FOIL TRAP COVER DEVICE AND DEBRIS REDUCTION APPARATUS Aug 22, 2021 Pending
Array ( [id] => 18880948 [patent_doc_number] => 20240004317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => ROTARY FOIL TRAP AND LIGHT SOURCE DEVICE [patent_app_type] => utility [patent_app_number] => 18/038514 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11961 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18038514 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/038514
ROTARY FOIL TRAP AND LIGHT SOURCE DEVICE Aug 22, 2021 Pending
Array ( [id] => 18212489 [patent_doc_number] => 20230058753 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => SEMICONDUCTOR PROCESSING TOOL AND METHODS OF OPERATION [patent_app_type] => utility [patent_app_number] => 17/445430 [patent_app_country] => US [patent_app_date] => 2021-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9415 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17445430 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/445430
Semiconductor processing tool and methods of operation Aug 18, 2021 Issued
Array ( [id] => 18411764 [patent_doc_number] => 11666290 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-06 [patent_title] => Radioabsorbent assemblies [patent_app_type] => utility [patent_app_number] => 17/402260 [patent_app_country] => US [patent_app_date] => 2021-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 32 [patent_no_of_words] => 8634 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17402260 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/402260
Radioabsorbent assemblies Aug 12, 2021 Issued
Array ( [id] => 18985502 [patent_doc_number] => 11910715 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Method and apparatus for poling polymer thin films [patent_app_type] => utility [patent_app_number] => 17/400039 [patent_app_country] => US [patent_app_date] => 2021-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 27 [patent_no_of_words] => 12408 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17400039 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/400039
Method and apparatus for poling polymer thin films Aug 10, 2021 Issued
Array ( [id] => 18702866 [patent_doc_number] => 11789374 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => Extreme ultraviolet light generation apparatus and electronic device manufacturing method [patent_app_type] => utility [patent_app_number] => 17/397554 [patent_app_country] => US [patent_app_date] => 2021-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 20 [patent_no_of_words] => 9850 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 17397554 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/397554
Extreme ultraviolet light generation apparatus and electronic device manufacturing method Aug 8, 2021 Issued
Array ( [id] => 18016259 [patent_doc_number] => 11508565 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Ion guide device and ion guide method [patent_app_type] => utility [patent_app_number] => 17/393507 [patent_app_country] => US [patent_app_date] => 2021-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 7222 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [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] => 17393507 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/393507
Ion guide device and ion guide method Aug 3, 2021 Issued
Array ( [id] => 17522353 [patent_doc_number] => 20220108202 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => DECREASED CROSSTALK ATOMIC OBJECT DETECTION [patent_app_type] => utility [patent_app_number] => 17/393011 [patent_app_country] => US [patent_app_date] => 2021-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15590 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17393011 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/393011
Decreased crosstalk atomic object detection Aug 2, 2021 Issued
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