
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] => 20651953
[patent_doc_number] => 20260103967
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-04-16
[patent_title] => MATHOD FOR WELL STIMULATION USING NANOBUBBLES
[patent_app_type] => utility
[patent_app_number] => 19/420050
[patent_app_country] => US
[patent_app_date] => 2025-12-15
[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] => -7
[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] => 19420050
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/420050 | MATHOD FOR WELL STIMULATION USING NANOBUBBLES | Dec 14, 2025 | Pending |
Array
(
[id] => 20678821
[patent_doc_number] => 20260117633
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-04-30
[patent_title] => METHOD FOR WELL STIMULATION USING NANOBUBBLES
[patent_app_type] => utility
[patent_app_number] => 19/420224
[patent_app_country] => US
[patent_app_date] => 2025-12-15
[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] => -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] => 19420224
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/420224 | METHOD FOR WELL STIMULATION USING NANOBUBBLES | Dec 14, 2025 | Pending |
Array
(
[id] => 20615141
[patent_doc_number] => 20260085227
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-03-26
[patent_title] => LIGHTWEIGHT COMPOSITE CEMENT COMPOSITIONS AND METHODS OF CEMENTING WELLS WITH SAID COMPOSITIONS
[patent_app_type] => utility
[patent_app_number] => 19/406517
[patent_app_country] => US
[patent_app_date] => 2025-12-02
[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] => -18
[patent_words_short_claim] => 92
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19406517
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/406517 | LIGHTWEIGHT COMPOSITE CEMENT COMPOSITIONS AND METHODS OF CEMENTING WELLS WITH SAID COMPOSITIONS | Dec 1, 2025 | Pending |
Array
(
[id] => 20600650
[patent_doc_number] => 20260078657
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-03-19
[patent_title] => SYNERGISTIC EFFECTS OF NANOPARTICLES AND SURFACTANTS FOR GAS LIFT FLOW IMPROVEMENT
[patent_app_type] => utility
[patent_app_number] => 19/398677
[patent_app_country] => US
[patent_app_date] => 2025-11-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9062
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 55
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19398677
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/398677 | SYNERGISTIC EFFECTS OF NANOPARTICLES AND SURFACTANTS FOR GAS LIFT FLOW IMPROVEMENT | Nov 23, 2025 | Pending |
Array
(
[id] => 20585523
[patent_doc_number] => 20260071114
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-03-12
[patent_title] => SINGLE-PHASE RETARDED ACID BASED ON A CATIONIC SURFACTANT
[patent_app_type] => utility
[patent_app_number] => 19/391276
[patent_app_country] => US
[patent_app_date] => 2025-11-17
[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] => -16
[patent_words_short_claim] => 19
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19391276
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/391276 | SINGLE-PHASE RETARDED ACID BASED ON A CATIONIC SURFACTANT | Nov 16, 2025 | Pending |
Array
(
[id] => 20473320
[patent_doc_number] => 20260015539
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-01-15
[patent_title] => CALCITE IMPREGNATED WITH SCALE INHIBITOR COMPOSITION, PROCESS OF OBTAINING THE SAME AND PROCESS FOR COMBATING CIRCULATION LOSS
[patent_app_type] => utility
[patent_app_number] => 19/333220
[patent_app_country] => US
[patent_app_date] => 2025-09-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1009
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -4
[patent_words_short_claim] => 48
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19333220
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/333220 | CALCITE IMPREGNATED WITH SCALE INHIBITOR COMPOSITION, PROCESS OF OBTAINING THE SAME AND PROCESS FOR COMBATING CIRCULATION LOSS | Sep 17, 2025 | Pending |
Array
(
[id] => 20459531
[patent_doc_number] => 20260008954
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-01-08
[patent_title] => SINGLE-PHASE RETARDED ACID SYSTEMS USING AMINO ACIDS
[patent_app_type] => utility
[patent_app_number] => 19/328466
[patent_app_country] => US
[patent_app_date] => 2025-09-15
[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] => -19
[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] => 19328466
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/328466 | SINGLE-PHASE RETARDED ACID SYSTEMS USING AMINO ACIDS | Sep 14, 2025 | Pending |
Array
(
[id] => 20426718
[patent_doc_number] => 20250388805
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-12-25
[patent_title] => COMPOSITIONS FOR STIMULATION OPERATIONS
[patent_app_type] => utility
[patent_app_number] => 19/304855
[patent_app_country] => US
[patent_app_date] => 2025-08-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4713
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -10
[patent_words_short_claim] => 172
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19304855
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/304855 | COMPOSITIONS FOR STIMULATION OPERATIONS | Aug 19, 2025 | Pending |
Array
(
[id] => 20350338
[patent_doc_number] => 20250347190
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-13
[patent_title] => WELL ABANDONMENT AND SEVERANCE OF CONTROL LINES
[patent_app_type] => utility
[patent_app_number] => 19/276290
[patent_app_country] => US
[patent_app_date] => 2025-07-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4658
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 188
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19276290
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/276290 | WELL ABANDONMENT AND SEVERANCE OF CONTROL LINES | Jul 21, 2025 | Pending |
Array
(
[id] => 20364239
[patent_doc_number] => 20250354051
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-20
[patent_title] => FOAMING AGENTS, GAS MOBILITY CONTROL AGENTS, METHODS, AND SYSTEMS FOR ENHANCED OIL RECOVERY
[patent_app_type] => utility
[patent_app_number] => 19/276651
[patent_app_country] => US
[patent_app_date] => 2025-07-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 16137
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 105
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19276651
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/276651 | FOAMING AGENTS, GAS MOBILITY CONTROL AGENTS, METHODS, AND SYSTEMS FOR ENHANCED OIL RECOVERY | Jul 21, 2025 | Pending |
Array
(
[id] => 20707999
[patent_doc_number] => 20260132327
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-05-14
[patent_title] => Nanomodified Polymer with Cement Hydration-Matching Polymerization Kinetics to Modify Cement for Wellbore Applications and Methods of Makin
[patent_app_type] => utility
[patent_app_number] => 19/479463
[patent_app_country] => US
[patent_app_date] => 2025-07-21
[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] => -17
[patent_words_short_claim] => 205
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19479463
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/479463 | Nanomodified Polymer with Cement Hydration-Matching Polymerization Kinetics to Modify Cement for Wellbore Applications and Methods of Makin | Jul 20, 2025 | Pending |
Array
(
[id] => 20336655
[patent_doc_number] => 20250340775
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-06
[patent_title] => COMPOSITIONS AND METHODS FOR IMPROVING THERMAL AND BRINE STABILITY OF NANOPARTICLES
[patent_app_type] => utility
[patent_app_number] => 19/269899
[patent_app_country] => US
[patent_app_date] => 2025-07-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8687
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 19269899
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/269899 | COMPOSITIONS AND METHODS FOR IMPROVING THERMAL AND BRINE STABILITY OF NANOPARTICLES | Jul 14, 2025 | Pending |
Array
(
[id] => 20651621
[patent_doc_number] => 20260103634
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-04-16
[patent_title] => METHOD OF HYDRAULIC FRACTURING UTILIZING A HYDRAULIC FRACTURING FLUID WITH A SINGLE PHASE LIQUID PROPPANT
[patent_app_type] => utility
[patent_app_number] => 19/261187
[patent_app_country] => US
[patent_app_date] => 2025-07-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 672
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 121
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19261187
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/261187 | METHOD OF HYDRAULIC FRACTURING UTILIZING A HYDRAULIC FRACTURING FLUID WITH A SINGLE PHASE LIQUID PROPPANT | Jul 6, 2025 | Pending |
Array
(
[id] => 20445723
[patent_doc_number] => 20260002440
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-01-01
[patent_title] => ANALYSIS OF DRILLING CUTTINGS
[patent_app_type] => utility
[patent_app_number] => 19/255039
[patent_app_country] => US
[patent_app_date] => 2025-06-30
[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] => -7
[patent_words_short_claim] => 51
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19255039
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/255039 | ANALYSIS OF DRILLING CUTTINGS | Jun 29, 2025 | Pending |
Array
(
[id] => 20295561
[patent_doc_number] => 20250320804
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-10-16
[patent_title] => SYSTEMS AND METHODS FOR PROCESSING PRODUCED OILFIELD BRINE
[patent_app_type] => utility
[patent_app_number] => 19/246613
[patent_app_country] => US
[patent_app_date] => 2025-06-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12240
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 109
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19246613
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/246613 | SYSTEMS AND METHODS FOR PROCESSING PRODUCED OILFIELD BRINE | Jun 22, 2025 | Pending |
Array
(
[id] => 20420775
[patent_doc_number] => 20250382860
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-12-18
[patent_title] => COMPOSITIONS AND METHODS FOR TREATING UNCONVENTIONAL SUBTERRANEAN FORMATIONS
[patent_app_type] => utility
[patent_app_number] => 19/237858
[patent_app_country] => US
[patent_app_date] => 2025-06-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 30884
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 145
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19237858
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/237858 | COMPOSITIONS AND METHODS FOR TREATING UNCONVENTIONAL SUBTERRANEAN FORMATIONS | Jun 12, 2025 | Pending |
| 19/137585 | DRILLING FLUIDS | Jun 9, 2025 | Pending |
Array
(
[id] => 20350366
[patent_doc_number] => 20250347218
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-13
[patent_title] => Monitoring and Detecting Seal Integrity with Tracers
[patent_app_type] => utility
[patent_app_number] => 19/230324
[patent_app_country] => US
[patent_app_date] => 2025-06-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1248
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -21
[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] => 19230324
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/230324 | Monitoring and detecting seal integrity with tracers | Jun 5, 2025 | Issued |
Array
(
[id] => 20407503
[patent_doc_number] => 20250376612
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-12-11
[patent_title] => PLA DISPERSION AS FILTRATION CONTROL AGENT IN DRILLING FLUIDS
[patent_app_type] => utility
[patent_app_number] => 19/229635
[patent_app_country] => US
[patent_app_date] => 2025-06-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 663
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[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] => 19229635
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/229635 | PLA DISPERSION AS FILTRATION CONTROL AGENT IN DRILLING FLUIDS | Jun 4, 2025 | Abandoned |
Array
(
[id] => 20393413
[patent_doc_number] => 20250368888
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-12-04
[patent_title] => Relative Permeability Modifiers
[patent_app_type] => utility
[patent_app_number] => 19/227092
[patent_app_country] => US
[patent_app_date] => 2025-06-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4248
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -27
[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] => 19227092
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/227092 | Relative Permeability Modifiers | Jun 2, 2025 | Pending |