
Kee M. Tung
Supervisory Patent Examiner (ID: 5127, Phone: (571)272-7794 , Office: P/2611 )
| Most Active Art Unit | 2676 |
| Art Unit(s) | 2611, 2773, 2317, 2311, 2415, 2303, 2628, 2677, 2776, 2671, 2745, 2676 |
| Total Applications | 1414 |
| Issued Applications | 1052 |
| Pending Applications | 72 |
| Abandoned Applications | 292 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20279606
[patent_doc_number] => 20250304848
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-10-02
[patent_title] => ELASTOMERIC WELLBORE SEAL WITH SILICON-BASED POLYMER
[patent_app_type] => utility
[patent_app_number] => 18/622373
[patent_app_country] => US
[patent_app_date] => 2024-03-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1218
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18622373
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/622373 | ELASTOMERIC WELLBORE SEAL WITH SILICON-BASED POLYMER | Mar 28, 2024 | Pending |
Array
(
[id] => 20279611
[patent_doc_number] => 20250304853
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-10-02
[patent_title] => BIOLOGICAL SLICKWATER FLUIDS AND METHODS OF USE THEREOF IN CONJUNCTION WITH SUBTERRANEAN OPERATIONS
[patent_app_type] => utility
[patent_app_number] => 18/619515
[patent_app_country] => US
[patent_app_date] => 2024-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1140
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 56
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18619515
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/619515 | BIOLOGICAL SLICKWATER FLUIDS AND METHODS OF USE THEREOF IN CONJUNCTION WITH SUBTERRANEAN OPERATIONS | Mar 27, 2024 | Pending |
Array
(
[id] => 19984199
[patent_doc_number] => 20250122421
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-04-17
[patent_title] => COMPOSITIONS AND METHODS FOR PRESSURE PROTECTION
[patent_app_type] => utility
[patent_app_number] => 18/615122
[patent_app_country] => US
[patent_app_date] => 2024-03-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 15463
[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] => 18615122
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/615122 | Compositions and methods for pressure protection | Mar 24, 2024 | Issued |
Array
(
[id] => 20715522
[patent_doc_number] => 12630758
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-05-19
[patent_title] => Downhole methods and compositions used in such
[patent_app_type] => utility
[patent_app_number] => 18/614124
[patent_app_country] => US
[patent_app_date] => 2024-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 11
[patent_no_of_words] => 11194
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 415
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614124
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/614124 | Downhole methods and compositions used in such | Mar 21, 2024 | Issued |
Array
(
[id] => 19389663
[patent_doc_number] => 20240279533
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-22
[patent_title] => DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH
[patent_app_type] => utility
[patent_app_number] => 18/614191
[patent_app_country] => US
[patent_app_date] => 2024-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 13404
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -24
[patent_words_short_claim] => 512
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614191
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/614191 | Downhole methods and compositions used in such | Mar 21, 2024 | Issued |
Array
(
[id] => 19479654
[patent_doc_number] => 20240327696
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-10-03
[patent_title] => ANTIFOULANT FOR REFINERY APPLICATIONS
[patent_app_type] => utility
[patent_app_number] => 18/611076
[patent_app_country] => US
[patent_app_date] => 2024-03-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5081
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 18611076
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/611076 | ANTIFOULANT FOR REFINERY APPLICATIONS | Mar 19, 2024 | Pending |
Array
(
[id] => 20364649
[patent_doc_number] => 20250354461
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-20
[patent_title] => SEQUESTRATION OF BIO-SLUDGE IN A SUBTERRANEAN FORMATION
[patent_app_type] => utility
[patent_app_number] => 18/866520
[patent_app_country] => US
[patent_app_date] => 2024-03-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1240
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -28
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18866520
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/866520 | SEQUESTRATION OF BIO-SLUDGE IN A SUBTERRANEAN FORMATION | Mar 13, 2024 | Pending |
Array
(
[id] => 19970124
[patent_doc_number] => 12338722
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-06-24
[patent_title] => Systems and methods for processing produced oilfield brine
[patent_app_type] => utility
[patent_app_number] => 18/602089
[patent_app_country] => US
[patent_app_date] => 2024-03-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
[patent_figures_cnt] => 16
[patent_no_of_words] => 12280
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 120
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18602089
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/602089 | Systems and methods for processing produced oilfield brine | Mar 11, 2024 | Issued |
Array
(
[id] => 19433285
[patent_doc_number] => 20240301783
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-12
[patent_title] => METHODS TO EVACUATE VARIOUS HYDROCARBON FLUIDS FROM UNDERGROUND STORAGE CONTAINMENT LOCATIONS USING CROSS-COMPRESSION TECHNIQUE
[patent_app_type] => utility
[patent_app_number] => 18/600746
[patent_app_country] => US
[patent_app_date] => 2024-03-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6812
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 141
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18600746
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/600746 | Methods to evacuate various hydrocarbon fluids from underground storage containment locations using cross-compression technique | Mar 9, 2024 | Issued |
Array
(
[id] => 20665357
[patent_doc_number] => 12607120
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-04-21
[patent_title] => Inter-well petrophysical assessment by nano-particle injection in the formation
[patent_app_type] => utility
[patent_app_number] => 18/596714
[patent_app_country] => US
[patent_app_date] => 2024-03-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 0
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 137
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18596714
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/596714 | Inter-well petrophysical assessment by nano-particle injection in the formation | Mar 5, 2024 | Issued |
Array
(
[id] => 20467099
[patent_doc_number] => 12523134
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-01-13
[patent_title] => Method for acidizing a formation
[patent_app_type] => utility
[patent_app_number] => 18/592785
[patent_app_country] => US
[patent_app_date] => 2024-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 1212
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 198
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18592785
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/592785 | Method for acidizing a formation | Feb 29, 2024 | Issued |
Array
(
[id] => 19233936
[patent_doc_number] => 20240191128
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-06-13
[patent_title] => Methods for Stimulating a Hydrocarbon-bearing Formation by Perforating a Wellbore and Introducing an Acidic Composition in the Wellbore
[patent_app_type] => utility
[patent_app_number] => 18/583037
[patent_app_country] => US
[patent_app_date] => 2024-02-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11635
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -22
[patent_words_short_claim] => 383
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583037
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/583037 | Methods for stimulating a hydrocarbon-bearing formation by perforating a wellbore and introducing an acidic composition in the wellbore | Feb 20, 2024 | Issued |
Array
(
[id] => 20548886
[patent_doc_number] => 12559667
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-02-24
[patent_title] => Wellbore fluids including fluid loss materials comprising a polymer and a bridging material and related methods
[patent_app_type] => utility
[patent_app_number] => 18/581108
[patent_app_country] => US
[patent_app_date] => 2024-02-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 6676
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 201
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18581108
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/581108 | Wellbore fluids including fluid loss materials comprising a polymer and a bridging material and related methods | Feb 18, 2024 | Issued |
Array
(
[id] => 19586601
[patent_doc_number] => 20240384158
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-11-21
[patent_title] => COMPOSITIONS AND METHODS FOR FOAM STIMULATION
[patent_app_type] => utility
[patent_app_number] => 18/581235
[patent_app_country] => US
[patent_app_date] => 2024-02-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 25614
[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] => 18581235
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/581235 | COMPOSITIONS AND METHODS FOR FOAM STIMULATION | Feb 18, 2024 | Issued |
Array
(
[id] => 19923458
[patent_doc_number] => 12297730
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2025-05-13
[patent_title] => Methods of stimulating geological formations with acidic fracturing fluids
[patent_app_type] => utility
[patent_app_number] => 18/422524
[patent_app_country] => US
[patent_app_date] => 2024-01-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2232
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18422524
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/422524 | Methods of stimulating geological formations with acidic fracturing fluids | Jan 24, 2024 | Issued |
Array
(
[id] => 19932298
[patent_doc_number] => 12305497
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2025-05-20
[patent_title] => Ionic liquids for hydrocarbon reservoir stimulation
[patent_app_type] => utility
[patent_app_number] => 18/418544
[patent_app_country] => US
[patent_app_date] => 2024-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 0
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 69
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18418544
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/418544 | Ionic liquids for hydrocarbon reservoir stimulation | Jan 21, 2024 | Issued |
Array
(
[id] => 20121753
[patent_doc_number] => 20250236784
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-07-24
[patent_title] => HEAT-ACTIVATED GELLABLE FLUIDS IN ENHANCED HYDROCARBON RECOVERY
[patent_app_type] => utility
[patent_app_number] => 18/418047
[patent_app_country] => US
[patent_app_date] => 2024-01-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2386
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -23
[patent_words_short_claim] => 102
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18418047
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/418047 | HEAT-ACTIVATED GELLABLE FLUIDS IN ENHANCED HYDROCARBON RECOVERY | Jan 18, 2024 | Pending |
Array
(
[id] => 20122107
[patent_doc_number] => 20250237138
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-07-24
[patent_title] => TRACER COMPOSITIONS
[patent_app_type] => utility
[patent_app_number] => 18/416518
[patent_app_country] => US
[patent_app_date] => 2024-01-18
[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] => -28
[patent_words_short_claim] => 41
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18416518
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/416518 | TRACER COMPOSITIONS | Jan 17, 2024 | Pending |
Array
(
[id] => 20077706
[patent_doc_number] => 12351758
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-07-08
[patent_title] => Method of hydraulic fracturing utilizing a hydraulic fracturing fluid with a single phase liquid proppant
[patent_app_type] => utility
[patent_app_number] => 18/415045
[patent_app_country] => US
[patent_app_date] => 2024-01-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 671
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 159
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18415045
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/415045 | Method of hydraulic fracturing utilizing a hydraulic fracturing fluid with a single phase liquid proppant | Jan 16, 2024 | Issued |
Array
(
[id] => 20093251
[patent_doc_number] => 20250223187
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-07-10
[patent_title] => PREPARATION OF METAL OXIDE NANOPARTICLES FROM CATHODES OF LITHIUM-ION BATTERIES
[patent_app_type] => utility
[patent_app_number] => 18/407947
[patent_app_country] => US
[patent_app_date] => 2024-01-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2929
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[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] => 18407947
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/407947 | PREPARATION OF METAL OXIDE NANOPARTICLES FROM CATHODES OF LITHIUM-ION BATTERIES | Jan 8, 2024 | Pending |