Search

Qun Shen

Examiner (ID: 9548, Phone: (571)270-7927 , Office: P/2643 )

Most Active Art Unit
2643
Art Unit(s)
2662, 2617, 2643, 2661
Total Applications
843
Issued Applications
601
Pending Applications
70
Abandoned Applications
188

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17839193 [patent_doc_number] => 20220276498 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => FABRICATION OF DIFFRACTION GRATINGS [patent_app_type] => utility [patent_app_number] => 17/745457 [patent_app_country] => US [patent_app_date] => 2022-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5345 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17745457 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/745457
Fabrication of diffraction gratings May 15, 2022 Issued
Array ( [id] => 17795552 [patent_doc_number] => 20220254644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => Pitch Reduction Technology Using Alternating Spacer Depositions During the Formation of a Semiconductor Device and Systems Including Same [patent_app_type] => utility [patent_app_number] => 17/730478 [patent_app_country] => US [patent_app_date] => 2022-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5886 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17730478 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/730478
Pitch reduction technology using alternating spacer depositions during the formation of a semiconductor device and systems including same Apr 26, 2022 Issued
Array ( [id] => 19381170 [patent_doc_number] => 20240271040 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => Etching Solution For Selectively Removing Silicon-Germanium Alloy From A Silicon-Germanium/ Silicon Stack During Manufacture Of A Semiconductor Device [patent_app_type] => utility [patent_app_number] => 18/561030 [patent_app_country] => US [patent_app_date] => 2022-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10796 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18561030 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/561030
Etching Solution For Selectively Removing Silicon-Germanium Alloy From A Silicon-Germanium/ Silicon Stack During Manufacture Of A Semiconductor Device Apr 25, 2022 Pending
Array ( [id] => 18058506 [patent_doc_number] => 20220389592 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => COPPER ETCHING SOLUTION [patent_app_type] => utility [patent_app_number] => 17/727003 [patent_app_country] => US [patent_app_date] => 2022-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4420 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17727003 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/727003
COPPER ETCHING SOLUTION Apr 21, 2022 Issued
Array ( [id] => 18039982 [patent_doc_number] => 20220384199 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => SACRIFICIAL CAPPING LAYER FOR CONTACT ETCH [patent_app_type] => utility [patent_app_number] => 17/721620 [patent_app_country] => US [patent_app_date] => 2022-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4681 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17721620 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/721620
Sacrificial capping layer for contact etch Apr 14, 2022 Issued
Array ( [id] => 19199049 [patent_doc_number] => 11996297 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Method of manufacturing a semiconductor device [patent_app_type] => utility [patent_app_number] => 17/713993 [patent_app_country] => US [patent_app_date] => 2022-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 21 [patent_no_of_words] => 7186 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 17713993 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/713993
Method of manufacturing a semiconductor device Apr 4, 2022 Issued
Array ( [id] => 17933194 [patent_doc_number] => 20220328320 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => SEMICONDUCTOR TREATMENT LIQUID [patent_app_type] => utility [patent_app_number] => 17/708596 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28302 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17708596 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/708596
SEMICONDUCTOR TREATMENT LIQUID Mar 29, 2022 Pending
Array ( [id] => 19059339 [patent_doc_number] => 11938536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Nanotextured metal powders for 3D printing of metals [patent_app_type] => utility [patent_app_number] => 17/706259 [patent_app_country] => US [patent_app_date] => 2022-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 41 [patent_no_of_words] => 6295 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17706259 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/706259
Nanotextured metal powders for 3D printing of metals Mar 27, 2022 Issued
Array ( [id] => 19328787 [patent_doc_number] => 12046476 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Wet etching chemistry and method of forming semiconductor device using the same [patent_app_type] => utility [patent_app_number] => 17/703997 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5996 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17703997 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/703997
Wet etching chemistry and method of forming semiconductor device using the same Mar 24, 2022 Issued
Array ( [id] => 18733517 [patent_doc_number] => 11802240 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-31 [patent_title] => Silicon etching solution, silicon etching method, and method of producing silicon fin structure [patent_app_type] => utility [patent_app_number] => 17/654312 [patent_app_country] => US [patent_app_date] => 2022-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7499 [patent_no_of_claims] => 5 [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] => 17654312 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/654312
Silicon etching solution, silicon etching method, and method of producing silicon fin structure Mar 9, 2022 Issued
Array ( [id] => 17657264 [patent_doc_number] => 20220177729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => CHEMICAL MECHANICAL POLISHING COMPOSITION CONTAINING COMPOSITE SILICA PARTICLES, METHOD OF MAKING THE SILICA COMPOSITE PARTICLES AND METHOD OF POLISHING A SUBSTRATE [patent_app_type] => utility [patent_app_number] => 17/678148 [patent_app_country] => US [patent_app_date] => 2022-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5125 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 17678148 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/678148
Chemical mechanical polishing composition containing composite silica particles, method of making the silica composite particles and method of polishing a substrate Feb 22, 2022 Issued
Array ( [id] => 19100964 [patent_doc_number] => 20240120192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => METHOD OF CLEANING SILICON WAFER, METHOD OF MANUFACTURING SILICON WAFER, AND SILICON WAFER [patent_app_type] => utility [patent_app_number] => 18/278071 [patent_app_country] => US [patent_app_date] => 2022-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15160 [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] => 18278071 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/278071
METHOD OF CLEANING SILICON WAFER, METHOD OF MANUFACTURING SILICON WAFER, AND SILICON WAFER Feb 20, 2022 Pending
Array ( [id] => 19210828 [patent_doc_number] => 11999876 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Bulk ruthenium chemical mechanical polishing composition [patent_app_type] => utility [patent_app_number] => 17/669519 [patent_app_country] => US [patent_app_date] => 2022-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2853 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17669519 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/669519
Bulk ruthenium chemical mechanical polishing composition Feb 10, 2022 Issued
Array ( [id] => 19928242 [patent_doc_number] => 12302553 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Vertical DRAM structure and method [patent_app_type] => utility [patent_app_number] => 17/668770 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 45 [patent_no_of_words] => 3241 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17668770 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/668770
Vertical DRAM structure and method Feb 9, 2022 Issued
Array ( [id] => 17833573 [patent_doc_number] => 20220270877 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => TIN OXIDE FILMS IN SEMICONDUCTOR DEVICE MANUFACTURING [patent_app_type] => utility [patent_app_number] => 17/650550 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20021 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17650550 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/650550
Tin oxide films in semiconductor device manufacturing Feb 9, 2022 Issued
Array ( [id] => 17615330 [patent_doc_number] => 20220157610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => ETCHING METHOD [patent_app_type] => utility [patent_app_number] => 17/666570 [patent_app_country] => US [patent_app_date] => 2022-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20805 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17666570 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/666570
Etching method Feb 7, 2022 Issued
Array ( [id] => 19086116 [patent_doc_number] => 20240112917 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => METHOD FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SILICON DEVICE COMPRISING SAID PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/274856 [patent_app_country] => US [patent_app_date] => 2022-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10388 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18274856 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/274856
METHOD FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SILICON DEVICE COMPRISING SAID PROCESSING METHOD Feb 7, 2022 Abandoned
Array ( [id] => 19575079 [patent_doc_number] => 20240379371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => CHEMICAL MECHANICAL PLANARIZATION SLURRY PROCESSING TECHNIQUES AND SYSTEMS AND METHODS FOR POLISHING SUBSTRATE USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/276355 [patent_app_country] => US [patent_app_date] => 2022-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15588 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18276355 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/276355
CHEMICAL MECHANICAL PLANARIZATION SLURRY PROCESSING TECHNIQUES AND SYSTEMS AND METHODS FOR POLISHING SUBSTRATE USING THE SAME Feb 6, 2022 Pending
Array ( [id] => 19130820 [patent_doc_number] => 20240136173 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => METHOD FOR PRODUCING DISCS FROM A CYLINDRICAL ROD MADE OF A SEMICONDUCTOR MATERIAL [patent_app_type] => utility [patent_app_number] => 18/546434 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18546434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/546434
Method for producing discs from a cylindrical rod made of a semiconductor material Feb 3, 2022 Issued
Array ( [id] => 19130820 [patent_doc_number] => 20240136173 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => METHOD FOR PRODUCING DISCS FROM A CYLINDRICAL ROD MADE OF A SEMICONDUCTOR MATERIAL [patent_app_type] => utility [patent_app_number] => 18/546434 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18546434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/546434
Method for producing discs from a cylindrical rod made of a semiconductor material Feb 3, 2022 Issued
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