Search

Yun Qian

Examiner (ID: 12917, Phone: (571)270-5834 , Office: P/1732 )

Most Active Art Unit
1732
Art Unit(s)
1738, 1793, 1732, 4162
Total Applications
1396
Issued Applications
761
Pending Applications
148
Abandoned Applications
535

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18524184 [patent_doc_number] => 20230234841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => AMMONIA DECOMPOSITION CATALYST, AND METHOD OF DECOMPOSING AMMONIA AND PRODUCING HYDROGEN BY USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/000063 [patent_app_country] => US [patent_app_date] => 2021-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5845 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18000063 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/000063
AMMONIA DECOMPOSITION CATALYST, AND METHOD OF DECOMPOSING AMMONIA AND PRODUCING HYDROGEN BY USING THE SAME Jan 26, 2021 Pending
Array ( [id] => 18019494 [patent_doc_number] => 20220370993 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => ENZYMES AND METAL-ORGANIC FRAMEWORKS (MOFS) [patent_app_type] => utility [patent_app_number] => 17/759397 [patent_app_country] => US [patent_app_date] => 2021-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 17759397 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/759397
Enzymes and metal-organic frameworks (MOFs) Jan 24, 2021 Issued
Array ( [id] => 18801193 [patent_doc_number] => 11834342 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-05 [patent_title] => Method of preparing ionized calcium oxide powder [patent_app_type] => utility [patent_app_number] => 17/155119 [patent_app_country] => US [patent_app_date] => 2021-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5994 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17155119 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/155119
Method of preparing ionized calcium oxide powder Jan 21, 2021 Issued
Array ( [id] => 16947109 [patent_doc_number] => 20210205800 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => YLIDE-FUNCTIONALISED PHOSPHANES FOR USE IN METAL COMPLEXES AND HOMOGENEOUS CATALYSIS [patent_app_type] => utility [patent_app_number] => 17/152365 [patent_app_country] => US [patent_app_date] => 2021-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13246 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17152365 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/152365
YLIDE-FUNCTIONALISED PHOSPHANES FOR USE IN METAL COMPLEXES AND HOMOGENEOUS CATALYSIS Jan 18, 2021 Abandoned
Array ( [id] => 16807722 [patent_doc_number] => 20210130275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => METHOD FOR FABRICATING A HIGH-ACTIVITY DOUBLE-METAL-CYANIDE CATALYST [patent_app_type] => utility [patent_app_number] => 17/150456 [patent_app_country] => US [patent_app_date] => 2021-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6342 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17150456 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/150456
Method for fabricating a high-activity double-metal-cyanide catalyst Jan 14, 2021 Issued
Array ( [id] => 17712597 [patent_doc_number] => 11376576 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Metal catalyst, method of C--N coupling using the same and applications of the same [patent_app_type] => utility [patent_app_number] => 17/148736 [patent_app_country] => US [patent_app_date] => 2021-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5644 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17148736 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/148736
Metal catalyst, method of C--N coupling using the same and applications of the same Jan 13, 2021 Issued
Array ( [id] => 18269542 [patent_doc_number] => 20230090784 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => Photoredox Catalysts And Methods Of Using Such Catalysts [patent_app_type] => utility [patent_app_number] => 17/790027 [patent_app_country] => US [patent_app_date] => 2021-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15975 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17790027 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/790027
Photoredox Catalysts And Methods Of Using Such Catalysts Jan 10, 2021 Pending
Array ( [id] => 16806571 [patent_doc_number] => 20210129124 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => COMPOSITION INCLUDING HYDROFORMYLATION CATALYST [patent_app_type] => utility [patent_app_number] => 17/141574 [patent_app_country] => US [patent_app_date] => 2021-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 17141574 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/141574
Composition including hydroformylation catalyst Jan 4, 2021 Issued
Array ( [id] => 18147361 [patent_doc_number] => 20230021218 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => METHODS AND PROCESSES FOR THE USE OF CALCIUM- AND MAGNESIUM-BEARING OXIDES, HYDROXIDES, AND SILICATES; CALCIUM- AND MAGNESIUM-BEARING AQUEOUS STREAMS TO CAPTURE, CONVERT, AND STORE CARBON DIOXIDE AND PRODUCE HYDROGEN [patent_app_type] => utility [patent_app_number] => 17/758257 [patent_app_country] => US [patent_app_date] => 2021-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 41537 [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] => 17758257 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/758257
METHODS AND PROCESSES FOR THE USE OF CALCIUM- AND MAGNESIUM-BEARING OXIDES, HYDROXIDES, AND SILICATES; CALCIUM- AND MAGNESIUM-BEARING AQUEOUS STREAMS TO CAPTURE, CONVERT, AND STORE CARBON DIOXIDE AND PRODUCE HYDROGEN Jan 3, 2021 Pending
Array ( [id] => 17723599 [patent_doc_number] => 20220216321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => Redox Gating Materials and Methods of Making and Using the Same [patent_app_type] => utility [patent_app_number] => 17/248001 [patent_app_country] => US [patent_app_date] => 2021-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8778 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -43 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17248001 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/248001
Redox Gating Materials and Methods of Making and Using the Same Jan 3, 2021 Pending
Array ( [id] => 17704348 [patent_doc_number] => 20220204354 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => Syntheses and Uses of Tri-Substituted Mono-Hydrogen Ferrocyanides for Efficient Hydroxyl Radical Generators [patent_app_type] => utility [patent_app_number] => 17/139347 [patent_app_country] => US [patent_app_date] => 2020-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 17139347 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/139347
Syntheses and Uses of Tri-Substituted Mono-Hydrogen Ferrocyanides for Efficient Hydroxyl Radical Generators Dec 30, 2020 Abandoned
Array ( [id] => 19884143 [patent_doc_number] => 12269835 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Preparation method for and application of chiral spirocyclic phosphine-nitrogen-phosphine tridentate ligand and iridium catalyst thereof [patent_app_type] => utility [patent_app_number] => 17/783648 [patent_app_country] => US [patent_app_date] => 2020-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 10043 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 316 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17783648 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783648
Preparation method for and application of chiral spirocyclic phosphine-nitrogen-phosphine tridentate ligand and iridium catalyst thereof Dec 16, 2020 Issued
Array ( [id] => 20129144 [patent_doc_number] => 12371446 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Catalyst particles and methods for dehydrogenative silylation [patent_app_type] => utility [patent_app_number] => 17/786571 [patent_app_country] => US [patent_app_date] => 2020-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10570 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17786571 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/786571
Catalyst particles and methods for dehydrogenative silylation Dec 16, 2020 Issued
Array ( [id] => 16749129 [patent_doc_number] => 20210101138 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => CHIRAL BINUCLEAR METAL COMPLEXES FOR STEREOSELECTIVE HYDROLYSIS OF SACCHARIDES AND GLYCOSIDES [patent_app_type] => utility [patent_app_number] => 17/118796 [patent_app_country] => US [patent_app_date] => 2020-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6506 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17118796 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/118796
Chiral binuclear metal complexes for stereoselective hydrolysis of saccharides and glycosides Dec 10, 2020 Issued
Array ( [id] => 17634165 [patent_doc_number] => 11344871 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-31 [patent_title] => Process for preparation of ethylene oligomerization catalyst and oligomerization thereof [patent_app_type] => utility [patent_app_number] => 17/117171 [patent_app_country] => US [patent_app_date] => 2020-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4243 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17117171 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/117171
Process for preparation of ethylene oligomerization catalyst and oligomerization thereof Dec 9, 2020 Issued
Array ( [id] => 18160706 [patent_doc_number] => 20230027298 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => Methods of Hydroarylation with Acid Catalysts [patent_app_type] => utility [patent_app_number] => 17/783602 [patent_app_country] => US [patent_app_date] => 2020-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11503 [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] => 17783602 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783602
Methods of Hydroarylation with Acid Catalysts Dec 6, 2020 Abandoned
Array ( [id] => 16719024 [patent_doc_number] => 20210086171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => FAR SUPERIOR OXIDATION CATALYSTS BASED ON MACROCYCLIC COMPOUNDS [patent_app_type] => utility [patent_app_number] => 17/113162 [patent_app_country] => US [patent_app_date] => 2020-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26224 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 17113162 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/113162
Far superior oxidation catalysts based on macrocyclic compounds Dec 6, 2020 Issued
Array ( [id] => 18643317 [patent_doc_number] => 11767377 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-26 [patent_title] => Metallocene-supported catalyst and method of preparing polyolefin using the same [patent_app_type] => utility [patent_app_number] => 17/110849 [patent_app_country] => US [patent_app_date] => 2020-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9913 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17110849 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/110849
Metallocene-supported catalyst and method of preparing polyolefin using the same Dec 2, 2020 Issued
Array ( [id] => 18092926 [patent_doc_number] => 20220411267 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => METHOD FOR PRODUCING METAL NITRIDE [patent_app_type] => utility [patent_app_number] => 17/781258 [patent_app_country] => US [patent_app_date] => 2020-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9781 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17781258 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/781258
METHOD FOR PRODUCING METAL NITRIDE Dec 1, 2020 Abandoned
Array ( [id] => 16914399 [patent_doc_number] => 20210187491 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => Preparation Method Of Catalyst For Ethylene Polymerization [patent_app_type] => utility [patent_app_number] => 17/106692 [patent_app_country] => US [patent_app_date] => 2020-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2884 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17106692 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/106692
Preparation Method Of Catalyst For Ethylene Polymerization Nov 29, 2020 Abandoned
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