Search

Yun Qian

Examiner (ID: 714, Phone: (571)270-5834 , Office: P/1732 )

Most Active Art Unit
1732
Art Unit(s)
1738, 1793, 1732, 4162
Total Applications
1458
Issued Applications
787
Pending Applications
146
Abandoned Applications
552

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18202322 [patent_doc_number] => 11584704 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-21 [patent_title] => Dinuclear copper catalyst for the oxidation/oxygenation of hydrocarbons [patent_app_type] => utility [patent_app_number] => 17/534598 [patent_app_country] => US [patent_app_date] => 2021-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 8425 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [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] => 17534598 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/534598
Dinuclear copper catalyst for the oxidation/oxygenation of hydrocarbons Nov 23, 2021 Issued
Array ( [id] => 17626229 [patent_doc_number] => 20220161244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => RU-CATALYSED DOMINO HYDROFORMYLATION / HYDROGENATION / ESTERIFICATION USING IMIDAZOLE LIGANDS [patent_app_type] => utility [patent_app_number] => 17/530620 [patent_app_country] => US [patent_app_date] => 2021-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1564 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17530620 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/530620
Ru-catalysed domino hydroformylation / hydrogenation / esterification using imidazole ligands Nov 18, 2021 Issued
Array ( [id] => 18861982 [patent_doc_number] => 20230416418 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => METALLOCENE POLYPROPYLENE PREPARED USING AROMATIC SOLVENT-FREE SUPPORTS [patent_app_type] => utility [patent_app_number] => 18/250438 [patent_app_country] => US [patent_app_date] => 2021-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27869 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18250438 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/250438
METALLOCENE POLYPROPYLENE PREPARED USING AROMATIC SOLVENT-FREE SUPPORTS Nov 16, 2021 Pending
Array ( [id] => 18830007 [patent_doc_number] => 20230398531 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => PRECIOUS METAL MESH FOR CATALYZING GAS-PHASE REACTIONS [patent_app_type] => utility [patent_app_number] => 18/252321 [patent_app_country] => US [patent_app_date] => 2021-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2780 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18252321 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/252321
Precious metal mesh for catalyzing gas-phase reactions Nov 15, 2021 Issued
Array ( [id] => 18860699 [patent_doc_number] => 20230415134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => Catalyst System And Process Using SSZ-91 And SSZ-95 [patent_app_type] => utility [patent_app_number] => 18/036621 [patent_app_country] => US [patent_app_date] => 2021-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18036621 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/036621
Catalyst System And Process Using SSZ-91 And SSZ-95 Nov 10, 2021 Pending
Array ( [id] => 20621889 [patent_doc_number] => 12589383 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Spherical titanium silicalite molecular sieve catalyst and preparation method therefor [patent_app_type] => utility [patent_app_number] => 18/270427 [patent_app_country] => US [patent_app_date] => 2021-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 851 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [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] => 18270427 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/270427
Spherical titanium silicalite molecular sieve catalyst and preparation method therefor Nov 1, 2021 Issued
Array ( [id] => 17460244 [patent_doc_number] => 20220073549 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => Process for producing ruthenium complexes and intermediates thereof and their use in olefin metathesis [patent_app_type] => utility [patent_app_number] => 17/513752 [patent_app_country] => US [patent_app_date] => 2021-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20048 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 327 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17513752 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/513752
Process for producing ruthenium complexes and intermediates thereof and their use in olefin metathesis Oct 27, 2021 Issued
Array ( [id] => 18878874 [patent_doc_number] => 20240002243 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => SEPARATION AND RECOVERY METHOD FOR BORON TRIFLUORIDE AND COMPLEX THEREOF IN OLEFIN POLYMERIZATION REACTION [patent_app_type] => utility [patent_app_number] => 18/039469 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5653 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18039469 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/039469
Separation and recovery method for boron trifluoride and complex thereof in olefin polymerization reaction Oct 26, 2021 Issued
Array ( [id] => 20865490 [patent_doc_number] => 12692368 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-28 [patent_title] => Cycloaliphatic aldimine mixture [patent_app_type] => utility [patent_app_number] => 18/023509 [patent_app_country] => US [patent_app_date] => 2021-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7762 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18023509 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/023509
CYCLOALIPHATIC ALDIMINE MIXTURE Oct 17, 2021 Issued
Array ( [id] => 17533532 [patent_doc_number] => 20220112141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => METHOD OF USING METAL ORGANIC FRAMEWORK [patent_app_type] => utility [patent_app_number] => 17/500395 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9681 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17500395 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/500395
METHOD OF USING METAL ORGANIC FRAMEWORK Oct 12, 2021 Abandoned
Array ( [id] => 17533533 [patent_doc_number] => 20220112142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => METHOD OF USING METAL ORGANIC FRAMEWORK [patent_app_type] => utility [patent_app_number] => 17/500522 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9678 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17500522 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/500522
METHOD OF USING METAL ORGANIC FRAMEWORK Oct 12, 2021 Abandoned
Array ( [id] => 17532764 [patent_doc_number] => 20220111373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => METAL ORGANIC FRAMEWORK [patent_app_type] => utility [patent_app_number] => 17/500216 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9638 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17500216 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/500216
METAL ORGANIC FRAMEWORK Oct 12, 2021 Abandoned
Array ( [id] => 17532763 [patent_doc_number] => 20220111372 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => METAL ORGANIC FRAMEWORK [patent_app_type] => utility [patent_app_number] => 17/500164 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9647 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17500164 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/500164
METAL ORGANIC FRAMEWORK Oct 12, 2021 Abandoned
Array ( [id] => 17533477 [patent_doc_number] => 20220112086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => METAL ORGANIC FRAMEWORK [patent_app_type] => utility [patent_app_number] => 17/500286 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9647 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 17500286 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/500286
METAL ORGANIC FRAMEWORK Oct 12, 2021 Abandoned
Array ( [id] => 17533531 [patent_doc_number] => 20220112140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => METHOD OF USING METAL ORGANIC FRAMEWORK [patent_app_type] => utility [patent_app_number] => 17/500195 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17500195 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/500195
METHOD OF USING METAL ORGANIC FRAMEWORK Oct 12, 2021 Abandoned
Array ( [id] => 18807428 [patent_doc_number] => 20230381761 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => CATALYSTS AND THEIR USES IN ONE-POT DIASTEREOSELECTIVE SYNTHESIS OF REMDESIVIR [patent_app_type] => utility [patent_app_number] => 18/030773 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6214 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18030773 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/030773
Catalysts and their uses in one-pot diastereoselective synthesis of remdesivir Oct 6, 2021 Issued
Array ( [id] => 17905444 [patent_doc_number] => 11459287 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-10-04 [patent_title] => Arene-immobilized ru(II)TsDPEN complexes: synthesis and applications to the asymetric transfer hydrogenation of ketones [patent_app_type] => utility [patent_app_number] => 17/495171 [patent_app_country] => US [patent_app_date] => 2021-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 12743 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17495171 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/495171
Arene-immobilized ru(II)TsDPEN complexes: synthesis and applications to the asymetric transfer hydrogenation of ketones Oct 5, 2021 Issued
Array ( [id] => 20686836 [patent_doc_number] => 12616966 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-05 [patent_title] => Metal organic framework and use thereof for generating H [patent_app_type] => utility [patent_app_number] => 18/030383 [patent_app_country] => US [patent_app_date] => 2021-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 937 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18030383 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/030383
Metal organic framework and use thereof for generating H Oct 4, 2021 Issued
Array ( [id] => 17384426 [patent_doc_number] => 20220032278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => ORGANOMETALLIC COMPLEX CATALYST [patent_app_type] => utility [patent_app_number] => 17/490143 [patent_app_country] => US [patent_app_date] => 2021-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16045 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 385 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17490143 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/490143
ORGANOMETALLIC COMPLEX CATALYST Sep 29, 2021 Abandoned
Array ( [id] => 17342574 [patent_doc_number] => 20220008905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => ORGANOMETALLIC COMPLEX CATALYST [patent_app_type] => utility [patent_app_number] => 17/487333 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17218 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 384 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17487333 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/487333
ORGANOMETALLIC COMPLEX CATALYST Sep 27, 2021 Abandoned
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