
Yun Qian
Examiner (ID: 6272, Phone: (571)270-5834 , Office: P/1732 )
| Most Active Art Unit | 1732 |
| Art Unit(s) | 1732, 4162, 1738, 1793 |
| Total Applications | 1390 |
| Issued Applications | 756 |
| Pending Applications | 159 |
| Abandoned Applications | 535 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20364462
[patent_doc_number] => 20250354274
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-20
[patent_title] => ALKALI HYDROXIDE PRODUCTION FROM ALKALI SULFATE WITH HALOGEN OR CARBOXYLIC ACID INTERMEDIATES
[patent_app_type] => utility
[patent_app_number] => 19/284273
[patent_app_country] => US
[patent_app_date] => 2025-07-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 31991
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -8
[patent_words_short_claim] => 77
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19284273
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/284273 | ALKALI HYDROXIDE PRODUCTION FROM ALKALI SULFATE WITH HALOGEN OR CARBOXYLIC ACID INTERMEDIATES | Jul 28, 2025 | Pending |
Array
(
[id] => 20301494
[patent_doc_number] => 12447466
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-21
[patent_title] => Preparation method of Co@CM multi-channel ceramic catalytic membrane for hydrogenation of p-nitrophenol
[patent_app_type] => utility
[patent_app_number] => 19/215411
[patent_app_country] => US
[patent_app_date] => 2025-05-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 2460
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 543
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19215411
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/215411 | Preparation method of Co@CM multi-channel ceramic catalytic membrane for hydrogenation of p-nitrophenol | May 21, 2025 | Issued |
Array
(
[id] => 20301494
[patent_doc_number] => 12447466
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-21
[patent_title] => Preparation method of Co@CM multi-channel ceramic catalytic membrane for hydrogenation of p-nitrophenol
[patent_app_type] => utility
[patent_app_number] => 19/215411
[patent_app_country] => US
[patent_app_date] => 2025-05-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 2460
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 543
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19215411
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/215411 | Preparation method of Co@CM multi-channel ceramic catalytic membrane for hydrogenation of p-nitrophenol | May 21, 2025 | Issued |
Array
(
[id] => 20206582
[patent_doc_number] => 20250276302
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-09-04
[patent_title] => SMART CATALYST SUPPORT WITH IN-SITU TEMPERATURE FIELD MONITORING AND DYNAMIC REGULATION
[patent_app_type] => utility
[patent_app_number] => 19/209840
[patent_app_country] => US
[patent_app_date] => 2025-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 0
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[patent_words_short_claim] => 406
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19209840
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/209840 | SMART CATALYST SUPPORT WITH IN-SITU TEMPERATURE FIELD MONITORING AND DYNAMIC REGULATION | May 15, 2025 | Pending |
Array
(
[id] => 20121932
[patent_doc_number] => 20250236963
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-07-24
[patent_title] => ALKALI HYDROXIDE PRODUCTION FROM ALKALI SULFATE WITH HALOGEN OR CARBOXYLIC ACID INTERMEDIATES
[patent_app_type] => utility
[patent_app_number] => 19/035434
[patent_app_country] => US
[patent_app_date] => 2025-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 36608
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 77
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19035434
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/035434 | Alkali hydroxide production from alkali sulfate with halogen or carboxylic acid intermediates | Jan 22, 2025 | Issued |
Array
(
[id] => 20007266
[patent_doc_number] => 20250145488
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-05-08
[patent_title] => SYNTHESIS OF NANOSIZED CUBIC LITHIUM LANTHANUM ZIRCONATE FAST ION CONDUCTOR
[patent_app_type] => utility
[patent_app_number] => 19/017102
[patent_app_country] => US
[patent_app_date] => 2025-01-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3378
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[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] => 19017102
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/017102 | Synthesis of nanosized cubic lithium lanthanum zirconate fast ion conductor | Jan 9, 2025 | Issued |
Array
(
[id] => 20302426
[patent_doc_number] => 12448404
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-21
[patent_title] => Process for producing ruthenium complexes and intermediates thereof and their use in olefin metathesis
[patent_app_type] => utility
[patent_app_number] => 18/943268
[patent_app_country] => US
[patent_app_date] => 2024-11-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 6
[patent_no_of_words] => 16515
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 305
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18943268
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/943268 | Process for producing ruthenium complexes and intermediates thereof and their use in olefin metathesis | Nov 10, 2024 | Issued |
Array
(
[id] => 19683974
[patent_doc_number] => 20250002519
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-01-02
[patent_title] => NOVEL PRECATALYST SCAFFOLDS FOR CROSS-COUPLING REACTIONS, AND METHODS OF MAKING AND USING SAME
[patent_app_type] => utility
[patent_app_number] => 18/815139
[patent_app_country] => US
[patent_app_date] => 2024-08-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 23613
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[patent_words_short_claim] => 265
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18815139
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/815139 | NOVEL PRECATALYST SCAFFOLDS FOR CROSS-COUPLING REACTIONS, AND METHODS OF MAKING AND USING SAME | Aug 25, 2024 | Pending |
Array
(
[id] => 19793221
[patent_doc_number] => 12234150
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2025-02-25
[patent_title] => Metal organic framework derived nanocomposite catalyst for synthesis gas production
[patent_app_type] => utility
[patent_app_number] => 18/810622
[patent_app_country] => US
[patent_app_date] => 2024-08-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 13
[patent_no_of_words] => 5193
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 87
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18810622
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/810622 | Metal organic framework derived nanocomposite catalyst for synthesis gas production | Aug 20, 2024 | Issued |
Array
(
[id] => 19642895
[patent_doc_number] => 20240417415
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-12-19
[patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
[patent_app_type] => utility
[patent_app_number] => 18/809529
[patent_app_country] => US
[patent_app_date] => 2024-08-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 16812
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 175
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18809529
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/809529 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES | Aug 19, 2024 | Pending |
Array
(
[id] => 19556414
[patent_doc_number] => 20240368206
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-11-07
[patent_title] => CYCLIC SUPPORTED CATALYSTS
[patent_app_type] => utility
[patent_app_number] => 18/774072
[patent_app_country] => US
[patent_app_date] => 2024-07-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 25452
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[patent_words_short_claim] => 244
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18774072
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/774072 | CYCLIC SUPPORTED CATALYSTS | Jul 15, 2024 | Pending |
Array
(
[id] => 19556414
[patent_doc_number] => 20240368206
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-11-07
[patent_title] => CYCLIC SUPPORTED CATALYSTS
[patent_app_type] => utility
[patent_app_number] => 18/774072
[patent_app_country] => US
[patent_app_date] => 2024-07-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 25452
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[patent_words_short_claim] => 244
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18774072
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/774072 | CYCLIC SUPPORTED CATALYSTS | Jul 15, 2024 | Pending |
Array
(
[id] => 20385697
[patent_doc_number] => 12485408
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-12-02
[patent_title] => Catalyst for hydrogenation reaction and method for manufacturing the same
[patent_app_type] => utility
[patent_app_number] => 18/741542
[patent_app_country] => US
[patent_app_date] => 2024-06-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 19
[patent_no_of_words] => 960
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 131
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18741542
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/741542 | Catalyst for hydrogenation reaction and method for manufacturing the same | Jun 11, 2024 | Issued |
Array
(
[id] => 20385696
[patent_doc_number] => 12485407
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-12-02
[patent_title] => Catalyst for hydrogenation reaction and method for producing same
[patent_app_type] => utility
[patent_app_number] => 18/665116
[patent_app_country] => US
[patent_app_date] => 2024-05-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 10
[patent_no_of_words] => 983
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 122
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18665116
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/665116 | Catalyst for hydrogenation reaction and method for producing same | May 14, 2024 | Issued |
Array
(
[id] => 19556197
[patent_doc_number] => 20240367989
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-11-07
[patent_title] => PREPARATION OF LITHIUM CARBONATE AND LITHIUM HYDROXIDE
[patent_app_type] => utility
[patent_app_number] => 18/644735
[patent_app_country] => US
[patent_app_date] => 2024-04-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2926
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 47
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18644735
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/644735 | PREPARATION OF LITHIUM CARBONATE AND LITHIUM HYDROXIDE | Apr 23, 2024 | Abandoned |
Array
(
[id] => 19418437
[patent_doc_number] => 20240294560
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-05
[patent_title] => ORGANOMETALLIC COMPLEX, OLEFIN POLYMERIZATION CATALYST SYSTEM AND POLYMERIZATION PROCESS
[patent_app_type] => utility
[patent_app_number] => 18/640307
[patent_app_country] => US
[patent_app_date] => 2024-04-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 129027
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -61
[patent_words_short_claim] => 306
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18640307
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/640307 | Organometallic complex, olefin polymerization catalyst system and polymerization process | Apr 18, 2024 | Issued |
Array
(
[id] => 19424945
[patent_doc_number] => 12084344
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-09-10
[patent_title] => Method of purifying crude lithium bis(fluorosulfonyl)imide
[patent_app_type] => utility
[patent_app_number] => 18/629509
[patent_app_country] => US
[patent_app_date] => 2024-04-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3081
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 220
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18629509
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/629509 | Method of purifying crude lithium bis(fluorosulfonyl)imide | Apr 7, 2024 | Issued |
Array
(
[id] => 19417684
[patent_doc_number] => 20240293807
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-05
[patent_title] => METHOD FOR MAKING Fe3O4 MAGNETIC CATALYSTS
[patent_app_type] => utility
[patent_app_number] => 18/607139
[patent_app_country] => US
[patent_app_date] => 2024-03-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 13141
[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] => 18607139
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/607139 | Method for making Fe | Mar 14, 2024 | Issued |
Array
(
[id] => 19402609
[patent_doc_number] => 20240286120
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-29
[patent_title] => SONICATION METHOD FOR MAKING MAGNETIC SUPPORTED CATALYSTS
[patent_app_type] => utility
[patent_app_number] => 18/607019
[patent_app_country] => US
[patent_app_date] => 2024-03-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 13145
[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] => 18607019
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/607019 | Sonication method for making magnetic supported catalysts | Mar 14, 2024 | Issued |
Array
(
[id] => 19402610
[patent_doc_number] => 20240286121
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-29
[patent_title] => MAGNETIC-NANOPARTICLE-SUPPORTED CATALYST AND METHOD OF MAKING
[patent_app_type] => utility
[patent_app_number] => 18/607097
[patent_app_country] => US
[patent_app_date] => 2024-03-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 13169
[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] => 18607097
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/607097 | Magnetic-nanoparticle-supported catalyst and method of making | Mar 14, 2024 | Issued |