Search

Yuhui R. Pan

Examiner (ID: 17120, Phone: (571)272-9872 , Office: P/2121 )

Most Active Art Unit
2116
Art Unit(s)
2116, 2127, 2121
Total Applications
656
Issued Applications
502
Pending Applications
70
Abandoned Applications
101

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18676565 [patent_doc_number] => 20230314192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => MICROWAVE RESONANT CAVITY TRANSDUCER FOR HIGH TEMPERATURE FLUID FLOW SENSING [patent_app_type] => utility [patent_app_number] => 17/710341 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17710341 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/710341
MICROWAVE RESONANT CAVITY TRANSDUCER FOR HIGH TEMPERATURE FLUID FLOW SENSING Mar 30, 2022 Pending
Array ( [id] => 17860832 [patent_doc_number] => 11441986 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-09-13 [patent_title] => Disturbance and stability analysis method for hydrate reservoirs with difference buried depths [patent_app_type] => utility [patent_app_number] => 17/699232 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6203 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 772 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17699232 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/699232
Disturbance and stability analysis method for hydrate reservoirs with difference buried depths Mar 20, 2022 Issued
Array ( [id] => 20493573 [patent_doc_number] => 12535440 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Characterizing effects of CO [patent_app_type] => utility [patent_app_number] => 17/695292 [patent_app_country] => US [patent_app_date] => 2022-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 7331 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17695292 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/695292
Characterizing effects of CO Mar 14, 2022 Issued
Array ( [id] => 19173755 [patent_doc_number] => 20240159729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => A METHOD OF MEASURING SOIL [patent_app_type] => utility [patent_app_number] => 18/550863 [patent_app_country] => US [patent_app_date] => 2022-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2689 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18550863 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/550863
A METHOD OF MEASURING SOIL Mar 14, 2022 Pending
Array ( [id] => 17705407 [patent_doc_number] => 20220205413 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => PRECISION DEPTH SENSOR [patent_app_type] => utility [patent_app_number] => 17/695470 [patent_app_country] => US [patent_app_date] => 2022-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8587 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17695470 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/695470
PRECISION DEPTH SENSOR Mar 14, 2022 Abandoned
Array ( [id] => 18110682 [patent_doc_number] => 20230003562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => CRUDE OIL FLOW METERING DEVICE [patent_app_type] => utility [patent_app_number] => 17/694082 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17694082 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/694082
Crude oil flow metering device Mar 13, 2022 Issued
Array ( [id] => 18794930 [patent_doc_number] => 11828693 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Centrifuge method for evaluating contact angle and wettability alteration [patent_app_type] => utility [patent_app_number] => 17/650812 [patent_app_country] => US [patent_app_date] => 2022-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 6614 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17650812 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/650812
Centrifuge method for evaluating contact angle and wettability alteration Feb 10, 2022 Issued
Array ( [id] => 17831357 [patent_doc_number] => 20220268661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => MEDICAL FLUID CASSETTE LEAK DETECTION METHODS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/667673 [patent_app_country] => US [patent_app_date] => 2022-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15470 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17667673 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/667673
Medical fluid cassette leak detection methods and devices Feb 8, 2022 Issued
Array ( [id] => 18553111 [patent_doc_number] => 20230251122 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => OPTICAL FABRY-PEROT BASED LIQUID LEVEL SENSORS [patent_app_type] => utility [patent_app_number] => 17/668003 [patent_app_country] => US [patent_app_date] => 2022-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2898 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17668003 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/668003
Optical fabry-perot based liquid level sensors Feb 8, 2022 Issued
Array ( [id] => 19652431 [patent_doc_number] => 12174211 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => System for collecting liquid samples [patent_app_type] => utility [patent_app_number] => 17/584734 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 11430 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17584734 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/584734
System for collecting liquid samples Jan 25, 2022 Issued
Array ( [id] => 18110829 [patent_doc_number] => 20230003709 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => Gas Detection Integration Into A Gas Extractor [patent_app_type] => utility [patent_app_number] => 17/578978 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4553 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17578978 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/578978
Gas detection integration into a gas extractor Jan 18, 2022 Issued
Array ( [id] => 18965277 [patent_doc_number] => 11899034 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Method and device for measuring fluid density [patent_app_type] => utility [patent_app_number] => 17/648364 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 10104 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17648364 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/648364
Method and device for measuring fluid density Jan 18, 2022 Issued
Array ( [id] => 19652389 [patent_doc_number] => 12174169 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Apparatus and method for measuring settling of weighting materials in drilling and completion fluids [patent_app_type] => utility [patent_app_number] => 17/576182 [patent_app_country] => US [patent_app_date] => 2022-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 4 [patent_no_of_words] => 8354 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17576182 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/576182
Apparatus and method for measuring settling of weighting materials in drilling and completion fluids Jan 13, 2022 Issued
Array ( [id] => 18511994 [patent_doc_number] => 20230228188 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => SYSTEM FOR AUTOMATED REAL-TIME WATER INJECTION WELL TESTING [patent_app_type] => utility [patent_app_number] => 17/648075 [patent_app_country] => US [patent_app_date] => 2022-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17648075 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/648075
System for automated real-time water injection well testing Jan 13, 2022 Issued
Array ( [id] => 18498070 [patent_doc_number] => 20230220771 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => FLUID HOLDUP MONITORING IN DOWNHOLE FLUID SAMPLING TOOLS [patent_app_type] => utility [patent_app_number] => 17/572684 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9399 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17572684 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572684
Fluid holdup monitoring in downhole fluid sampling tools Jan 10, 2022 Issued
Array ( [id] => 17735864 [patent_doc_number] => 20220221323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => WATER-LEVEL MEASURING DEVICE USING GEAR RATIO [patent_app_type] => utility [patent_app_number] => 17/572026 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6097 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17572026 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572026
WATER-LEVEL MEASURING DEVICE USING GEAR RATIO Jan 9, 2022 Abandoned
Array ( [id] => 17938981 [patent_doc_number] => 11473426 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-18 [patent_title] => Methods to characterize wellbore fluid composition and provide optimal additive dosing using MEMS technology [patent_app_type] => utility [patent_app_number] => 17/571010 [patent_app_country] => US [patent_app_date] => 2022-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 13378 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 17571010 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/571010
Methods to characterize wellbore fluid composition and provide optimal additive dosing using MEMS technology Jan 6, 2022 Issued
Array ( [id] => 17808701 [patent_doc_number] => 20220260536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => LIQUID CHROMATOGRAPH [patent_app_type] => utility [patent_app_number] => 17/561196 [patent_app_country] => US [patent_app_date] => 2021-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17561196 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/561196
LIQUID CHROMATOGRAPH Dec 22, 2021 Abandoned
Array ( [id] => 18954065 [patent_doc_number] => 20240042392 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => INTEGRITY TEST FOR A DOUBLE FILTER CAPSULE [patent_app_type] => utility [patent_app_number] => 18/259032 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12228 [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] => 18259032 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/259032
Integrity test for a double filter capsule Dec 21, 2021 Issued
Array ( [id] => 18576061 [patent_doc_number] => 11732579 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Method to tailor cement properties and optimize injection schedule for near wellbore integrity in carbon storage/injection wells [patent_app_type] => utility [patent_app_number] => 17/552643 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 10611 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 350 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17552643 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/552643
Method to tailor cement properties and optimize injection schedule for near wellbore integrity in carbon storage/injection wells Dec 15, 2021 Issued
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