
David E. Choi
Examiner (ID: 18884, Phone: (571)270-3780 , Office: P/2174 )
| Most Active Art Unit | 2174 |
| Art Unit(s) | 2174, 2173, 2148 |
| Total Applications | 778 |
| Issued Applications | 591 |
| Pending Applications | 55 |
| Abandoned Applications | 150 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 18551242
[patent_doc_number] => 20230249245
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-08-10
[patent_title] => INTEGRAL CORE BUMPERS
[patent_app_type] => utility
[patent_app_number] => 18/193352
[patent_app_country] => US
[patent_app_date] => 2023-03-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5624
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[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] => 18193352
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/193352 | Integral core bumpers | Mar 29, 2023 | Issued |
Array
(
[id] => 20006483
[patent_doc_number] => 20250144705
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-05-08
[patent_title] => ADDITIVE CASTING DEPOSITION SYSTEM AND METHOD
[patent_app_type] => utility
[patent_app_number] => 18/837615
[patent_app_country] => US
[patent_app_date] => 2023-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7688
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[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] => 18837615
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/837615 | ADDITIVE CASTING DEPOSITION SYSTEM AND METHOD | Feb 28, 2023 | Pending |
Array
(
[id] => 18870255
[patent_doc_number] => 11858035
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-01-02
[patent_title] => Electromagnetic vibration stirring device of semi-solid high pressure casting equipment
[patent_app_type] => utility
[patent_app_number] => 18/115674
[patent_app_country] => US
[patent_app_date] => 2023-02-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 12
[patent_no_of_words] => 5816
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 236
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18115674
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/115674 | Electromagnetic vibration stirring device of semi-solid high pressure casting equipment | Feb 27, 2023 | Issued |
Array
(
[id] => 19666536
[patent_doc_number] => 12179258
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-12-31
[patent_title] => Method and apparatus for extending service life of shot chamber for die casting application
[patent_app_type] => utility
[patent_app_number] => 18/105813
[patent_app_country] => US
[patent_app_date] => 2023-02-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 8359
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 289
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18105813
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/105813 | Method and apparatus for extending service life of shot chamber for die casting application | Feb 3, 2023 | Issued |
Array
(
[id] => 18947396
[patent_doc_number] => 11890672
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2024-02-06
[patent_title] => System and method of making a die cast part having high wear resistance
[patent_app_type] => utility
[patent_app_number] => 18/161443
[patent_app_country] => US
[patent_app_date] => 2023-01-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 8
[patent_no_of_words] => 5597
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[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] => 18161443
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/161443 | System and method of making a die cast part having high wear resistance | Jan 29, 2023 | Issued |
Array
(
[id] => 18514997
[patent_doc_number] => 20230231267
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-07-20
[patent_title] => BATTERY MODULE, BATTERY CLUSTER, FIRE-FIGHTING EQUIPMENT AND ENCLOSED ENERGY STORAGE SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/098646
[patent_app_country] => US
[patent_app_date] => 2023-01-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5347
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 69
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18098646
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/098646 | BATTERY MODULE, BATTERY CLUSTER, FIRE-FIGHTING EQUIPMENT AND ENCLOSED ENERGY STORAGE SYSTEM | Jan 17, 2023 | Pending |
Array
(
[id] => 19641892
[patent_doc_number] => 20240416412
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-12-19
[patent_title] => Method for Controlling a Casting Process, Control System for a Casting Process, Apparatus and Computer Program
[patent_app_type] => utility
[patent_app_number] => 18/729722
[patent_app_country] => US
[patent_app_date] => 2023-01-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5596
[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] => 18729722
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/729722 | Method for controlling a casting process, control system for a casting process, apparatus and computer program | Jan 2, 2023 | Issued |
Array
(
[id] => 18488704
[patent_doc_number] => 20230216053
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-07-06
[patent_title] => LITHIUM SECONDARY BATTERIES
[patent_app_type] => utility
[patent_app_number] => 18/082020
[patent_app_country] => US
[patent_app_date] => 2022-12-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5536
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 124
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18082020
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/082020 | LITHIUM SECONDARY BATTERIES | Dec 14, 2022 | Pending |
Array
(
[id] => 18395062
[patent_doc_number] => 20230163283
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-05-25
[patent_title] => ANODE FOR LITHIUM SECONDARY BATTERY, METHOD OF FABRICATING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
[patent_app_type] => utility
[patent_app_number] => 17/989995
[patent_app_country] => US
[patent_app_date] => 2022-11-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7264
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 167
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17989995
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/989995 | ANODE FOR LITHIUM SECONDARY BATTERY, METHOD OF FABRICATING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME | Nov 17, 2022 | Pending |
Array
(
[id] => 19682940
[patent_doc_number] => 20250001485
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-01-02
[patent_title] => Sealing system for a continuous casting plant
[patent_app_type] => utility
[patent_app_number] => 18/709019
[patent_app_country] => US
[patent_app_date] => 2022-11-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5499
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[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] => 18709019
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/709019 | Sealing system for a continuous casting plant | Nov 9, 2022 | Pending |
Array
(
[id] => 19156782
[patent_doc_number] => 20240149489
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-09
[patent_title] => MOLDING SYSTEM AND METHOD FOR ADDITIVE METAL CASTING
[patent_app_type] => utility
[patent_app_number] => 17/983806
[patent_app_country] => US
[patent_app_date] => 2022-11-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 13925
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -29
[patent_words_short_claim] => 79
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17983806
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/983806 | MOLDING SYSTEM AND METHOD FOR ADDITIVE METAL CASTING | Nov 8, 2022 | Pending |
Array
(
[id] => 18349670
[patent_doc_number] => 20230137781
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-05-04
[patent_title] => MODULAR ADDITIVE MANUFACTURING PROCESS
[patent_app_type] => utility
[patent_app_number] => 17/978424
[patent_app_country] => US
[patent_app_date] => 2022-11-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5494
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[patent_words_short_claim] => 107
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17978424
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/978424 | MODULAR ADDITIVE MANUFACTURING PROCESS | Oct 31, 2022 | Pending |
Array
(
[id] => 19666537
[patent_doc_number] => 12179259
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-12-31
[patent_title] => Die-casting machine with energy saving evaluation
[patent_app_type] => utility
[patent_app_number] => 17/973192
[patent_app_country] => US
[patent_app_date] => 2022-10-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3515
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 247
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17973192
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/973192 | Die-casting machine with energy saving evaluation | Oct 24, 2022 | Issued |
Array
(
[id] => 18336805
[patent_doc_number] => 20230128754
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-04-27
[patent_title] => TERMINAL COMPONENT, SECONDARY BATTERY, AND METHOD FOR PRODUCING TERMINAL COMPONENT
[patent_app_type] => utility
[patent_app_number] => 17/969687
[patent_app_country] => US
[patent_app_date] => 2022-10-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9050
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[patent_words_short_claim] => 130
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17969687
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/969687 | TERMINAL COMPONENT, SECONDARY BATTERY, AND METHOD FOR PRODUCING TERMINAL COMPONENT | Oct 19, 2022 | Pending |
Array
(
[id] => 19922114
[patent_doc_number] => 12296377
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-05-13
[patent_title] => System and method for casting with mold having thermally tailored wall
[patent_app_type] => utility
[patent_app_number] => 17/966630
[patent_app_country] => US
[patent_app_date] => 2022-10-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 13
[patent_no_of_words] => 4648
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 341
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17966630
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/966630 | System and method for casting with mold having thermally tailored wall | Oct 13, 2022 | Issued |
Array
(
[id] => 18380050
[patent_doc_number] => 20230155140
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-05-18
[patent_title] => METHOD OF PREPARING PLATINUM-BASED ALLOY CATALYST
[patent_app_type] => utility
[patent_app_number] => 18/046402
[patent_app_country] => US
[patent_app_date] => 2022-10-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8166
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 82
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046402
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/046402 | METHOD OF PREPARING PLATINUM-BASED ALLOY CATALYST | Oct 12, 2022 | Pending |
Array
(
[id] => 19049880
[patent_doc_number] => 20240091849
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-21
[patent_title] => ADDITIVELY MANUFACTURED CHANNELS FOR MOLD DIE CASTINGS
[patent_app_type] => utility
[patent_app_number] => 17/933942
[patent_app_country] => US
[patent_app_date] => 2022-09-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3092
[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] => 17933942
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/933942 | ADDITIVELY MANUFACTURED CHANNELS FOR MOLD DIE CASTINGS | Sep 20, 2022 | Abandoned |
Array
(
[id] => 18938677
[patent_doc_number] => 20240033816
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-02-01
[patent_title] => DIE CASTING MOLD AND METHOD OF MAKING THE SAME
[patent_app_type] => utility
[patent_app_number] => 17/947769
[patent_app_country] => US
[patent_app_date] => 2022-09-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12274
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 157
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17947769
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/947769 | DIE CASTING MOLD AND METHOD OF MAKING THE SAME | Sep 18, 2022 | Abandoned |
Array
(
[id] => 18830077
[patent_doc_number] => 20230398601
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-12-14
[patent_title] => METHOD FOR PREPARING NEGATIVE PRESSURE FILM-COVERING FROZEN SAND MOLD
[patent_app_type] => utility
[patent_app_number] => 18/037783
[patent_app_country] => US
[patent_app_date] => 2022-09-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2124
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 197
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18037783
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/037783 | Method for preparing negative pressure film-covering frozen sand mold | Sep 4, 2022 | Issued |
Array
(
[id] => 18986891
[patent_doc_number] => 20240058860
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-02-22
[patent_title] => HYBRID CHILL WITH ENHANCED HEAT TRANSFER
[patent_app_type] => utility
[patent_app_number] => 17/820683
[patent_app_country] => US
[patent_app_date] => 2022-08-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3979
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[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] => 17820683
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/820683 | HYBRID CHILL WITH ENHANCED HEAT TRANSFER | Aug 17, 2022 | Abandoned |