Search

Aiqun Li

Examiner (ID: 992, Phone: (571)270-7736 , Office: P/1768 )

Most Active Art Unit
1768
Art Unit(s)
1768, 1766, 1796, 1763
Total Applications
931
Issued Applications
549
Pending Applications
106
Abandoned Applications
317

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18666434 [patent_doc_number] => 11773312 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Breaker additives for extended delay in removal of oil-based filter cakes [patent_app_type] => utility [patent_app_number] => 17/709825 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6686 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17709825 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/709825
Breaker additives for extended delay in removal of oil-based filter cakes Mar 30, 2022 Issued
Array ( [id] => 20416975 [patent_doc_number] => 12500270 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Electrolyte and electrochemical apparatus including such electrolyte [patent_app_type] => utility [patent_app_number] => 17/708395 [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] => 9318 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17708395 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/708395
Electrolyte and electrochemical apparatus including such electrolyte Mar 29, 2022 Issued
Array ( [id] => 18478395 [patent_doc_number] => 11692126 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-07-04 [patent_title] => Method of pretreating a pipeline or apparatus [patent_app_type] => utility [patent_app_number] => 17/655648 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 16665 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17655648 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655648
Method of pretreating a pipeline or apparatus Mar 20, 2022 Issued
Array ( [id] => 17709282 [patent_doc_number] => 20220209290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => SOLID ELECTROLYTE MATERIAL AND BATTERY USING SAME [patent_app_type] => utility [patent_app_number] => 17/697994 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17697994 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/697994
Solid electrolyte material and battery using same Mar 17, 2022 Issued
Array ( [id] => 17852106 [patent_doc_number] => 20220282148 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => PARAFFIN INHIBITOR FORMULATIONS FOR OIL AND GAS APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/687845 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5513 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17687845 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/687845
PARAFFIN INHIBITOR FORMULATIONS FOR OIL AND GAS APPLICATIONS Mar 6, 2022 Abandoned
Array ( [id] => 18597462 [patent_doc_number] => 20230272258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => IONIC LIQUID MONOMER FOR SYNTHESIS OF FRICTION REDUCER AND METHODS THEREOF [patent_app_type] => utility [patent_app_number] => 17/680880 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6675 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17680880 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/680880
Ionic liquid monomer for synthesis of friction reducer and methods thereof Feb 24, 2022 Issued
Array ( [id] => 17627368 [patent_doc_number] => 20220162383 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => Silane-Functionalized Polyalkyleneimine Clay Stabilizer for Treatment of Subterranean Formations [patent_app_type] => utility [patent_app_number] => 17/666720 [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] => 24229 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17666720 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/666720
Silane-Functionalized Polyalkyleneimine Clay Stabilizer for Treatment of Subterranean Formations Feb 7, 2022 Abandoned
Array ( [id] => 19326121 [patent_doc_number] => 12043787 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Ultra-high molecular weight (UHMW) branched block copolymer viscosifier for water based drilling fluids [patent_app_type] => utility [patent_app_number] => 17/649998 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 12033 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 362 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17649998 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/649998
Ultra-high molecular weight (UHMW) branched block copolymer viscosifier for water based drilling fluids Feb 3, 2022 Issued
Array ( [id] => 19067460 [patent_doc_number] => 20240101886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => SHALE HYDRATION INHIBITORS AND SUBTERRANEAN TREATMENT FLUIDS CONTAINING THEM [patent_app_type] => utility [patent_app_number] => 18/262028 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4119 [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] => 18262028 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/262028
SHALE HYDRATION INHIBITORS AND SUBTERRANEAN TREATMENT FLUIDS CONTAINING THEM Jan 31, 2022 Pending
Array ( [id] => 19766130 [patent_doc_number] => 12224435 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Storage battery [patent_app_type] => utility [patent_app_number] => 17/580529 [patent_app_country] => US [patent_app_date] => 2022-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 15601 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17580529 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/580529
Storage battery Jan 19, 2022 Issued
Array ( [id] => 19051115 [patent_doc_number] => 20240093084 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => CHEMICAL FLUID CONTAINING AN ANTIOXIDANT FOR UNDERGROUND TREATMENT OF OIL AND GAS RESERVOIRS [patent_app_type] => utility [patent_app_number] => 18/271792 [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] => 14538 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18271792 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/271792
CHEMICAL FLUID CONTAINING AN ANTIOXIDANT FOR UNDERGROUND TREATMENT OF OIL AND GAS RESERVOIRS Jan 10, 2022 Pending
Array ( [id] => 18927557 [patent_doc_number] => 20240030561 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => Electrode Lead for Secondary Battery Having Gas Release Portion and Secondary Battery Including the Same [patent_app_type] => utility [patent_app_number] => 18/028880 [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] => 6588 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18028880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/028880
Electrode Lead for Secondary Battery Having Gas Release Portion and Secondary Battery Including the Same Dec 22, 2021 Pending
Array ( [id] => 19536887 [patent_doc_number] => 12129428 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Silica substrates for slow release asphaltene control chemical squeeze treatments [patent_app_type] => utility [patent_app_number] => 17/557611 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7474 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17557611 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/557611
Silica substrates for slow release asphaltene control chemical squeeze treatments Dec 20, 2021 Issued
Array ( [id] => 17520666 [patent_doc_number] => 20220106515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => COMPOSITIONS FOR ENHANCED OIL RECOVERY [patent_app_type] => utility [patent_app_number] => 17/552858 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17552858 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/552858
Compositions for enhanced oil recovery Dec 15, 2021 Issued
Array ( [id] => 20272156 [patent_doc_number] => 12441926 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Scale inhibitor compositions and methods of using the same [patent_app_type] => utility [patent_app_number] => 18/257972 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 8 [patent_no_of_words] => 4231 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18257972 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257972
Scale inhibitor compositions and methods of using the same Dec 15, 2021 Issued
Array ( [id] => 19826401 [patent_doc_number] => 12247167 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Salt tolerant friction reducer [patent_app_type] => utility [patent_app_number] => 17/644450 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7674 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [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] => 17644450 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/644450
Salt tolerant friction reducer Dec 14, 2021 Issued
Array ( [id] => 18932443 [patent_doc_number] => 11884851 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Silicate shale inhibitor additives [patent_app_type] => utility [patent_app_number] => 17/550488 [patent_app_country] => US [patent_app_date] => 2021-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6847 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17550488 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/550488
Silicate shale inhibitor additives Dec 13, 2021 Issued
Array ( [id] => 17657306 [patent_doc_number] => 20220177771 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => IRON-TOLERANT SCALE INHIBITORS [patent_app_type] => utility [patent_app_number] => 17/546815 [patent_app_country] => US [patent_app_date] => 2021-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2666 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17546815 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/546815
IRON-TOLERANT SCALE INHIBITORS Dec 8, 2021 Abandoned
Array ( [id] => 18420385 [patent_doc_number] => 20230174846 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => TWO COMPONENT LOW DENSITY GEL FOR THE PROTECTION OF ELECTRICAL COMPONENTS FROM CORROSION IN OIL AND GAS WELLS [patent_app_type] => utility [patent_app_number] => 17/545867 [patent_app_country] => US [patent_app_date] => 2021-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4176 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 17545867 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/545867
TWO COMPONENT LOW DENSITY GEL FOR THE PROTECTION OF ELECTRICAL COMPONENTS FROM CORROSION IN OIL AND GAS WELLS Dec 7, 2021 Pending
Array ( [id] => 18883234 [patent_doc_number] => 20240006603 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POSITIVE ELECTRODE AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 18/037880 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11839 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18037880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/037880
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POSITIVE ELECTRODE AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Nov 29, 2021 Pending
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