Search

Sejoon Ahn

Examiner (ID: 10966, Phone: (571)272-9528 , Office: P/2628 )

Most Active Art Unit
2628
Art Unit(s)
2629, 2622, 2628, 2694
Total Applications
722
Issued Applications
597
Pending Applications
30
Abandoned Applications
111

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18434965 [patent_doc_number] => 20230182259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => GAS ENTRAINMENT DURING JETTING OF FLUID FOR TEMPERATURE CONTROL IN CHEMICAL MECHANICAL POLISHING [patent_app_type] => utility [patent_app_number] => 18/107220 [patent_app_country] => US [patent_app_date] => 2023-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5922 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18107220 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/107220
Gas entrainment during jetting of fluid for temperature control in chemical mechanical polishing Feb 7, 2023 Issued
Array ( [id] => 19331763 [patent_doc_number] => 20240246193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => MULTI-TIP TOOLING DESIGN FOR ULTRASONIC IMPACT GRINDING OF CMCS [patent_app_type] => utility [patent_app_number] => 18/099491 [patent_app_country] => US [patent_app_date] => 2023-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5127 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18099491 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/099491
Multi-tip tooling design for ultrasonic impact grinding of CMCs Jan 19, 2023 Issued
Array ( [id] => 19317315 [patent_doc_number] => 20240238855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => APPARATUSES AND METHODS FOR SPOT POLISHING A METAL SHEET OR PLATE LEVELER [patent_app_type] => utility [patent_app_number] => 18/097985 [patent_app_country] => US [patent_app_date] => 2023-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7969 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18097985 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/097985
APPARATUSES AND METHODS FOR SPOT POLISHING A METAL SHEET OR PLATE LEVELER Jan 16, 2023 Pending
Array ( [id] => 18496599 [patent_doc_number] => 20230219186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => PORTABLE GRINDING TOOL AND CASING STRUCTURE THEREOF [patent_app_type] => utility [patent_app_number] => 18/095034 [patent_app_country] => US [patent_app_date] => 2023-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2176 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18095034 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/095034
PORTABLE GRINDING TOOL AND CASING STRUCTURE THEREOF Jan 9, 2023 Pending
Array ( [id] => 18551311 [patent_doc_number] => 20230249314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => POWER TOOL [patent_app_type] => utility [patent_app_number] => 18/151116 [patent_app_country] => US [patent_app_date] => 2023-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18151116 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/151116
Power tool Jan 5, 2023 Issued
Array ( [id] => 18405026 [patent_doc_number] => 20230166377 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => KNIFE SHARPENING DEVICE [patent_app_type] => utility [patent_app_number] => 18/091549 [patent_app_country] => US [patent_app_date] => 2022-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7240 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18091549 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/091549
KNIFE SHARPENING DEVICE Dec 29, 2022 Pending
Array ( [id] => 18467716 [patent_doc_number] => 20230201997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => BLADE GRINDING SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/146025 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11088 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18146025 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/146025
BLADE GRINDING SYSTEMS AND METHODS Dec 22, 2022 Pending
Array ( [id] => 18496606 [patent_doc_number] => 20230219193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => METHOD FOR MANUFACTURING COMPONENT MADE OF HARD BRITTLE MATERIAL AND COMPONENT MADE OF HARD BRITTLE MATERIAL [patent_app_type] => utility [patent_app_number] => 18/076614 [patent_app_country] => US [patent_app_date] => 2022-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8389 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18076614 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/076614
METHOD FOR MANUFACTURING COMPONENT MADE OF HARD BRITTLE MATERIAL AND COMPONENT MADE OF HARD BRITTLE MATERIAL Dec 6, 2022 Pending
Array ( [id] => 18843357 [patent_doc_number] => 20230405761 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => POLISHING DEVICE AND POLISHING METHOD [patent_app_type] => utility [patent_app_number] => 18/076589 [patent_app_country] => US [patent_app_date] => 2022-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5004 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18076589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/076589
POLISHING DEVICE AND POLISHING METHOD Dec 6, 2022 Pending
Array ( [id] => 19216886 [patent_doc_number] => 20240181590 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => COATING REMOVAL APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/075997 [patent_app_country] => US [patent_app_date] => 2022-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4684 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18075997 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/075997
COATING REMOVAL APPARATUS AND METHOD Dec 5, 2022 Pending
Array ( [id] => 18390413 [patent_doc_number] => 20230158631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => ANGLE GRINDER [patent_app_type] => utility [patent_app_number] => 18/057856 [patent_app_country] => US [patent_app_date] => 2022-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18057856 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/057856
ANGLE GRINDER Nov 21, 2022 Pending
Array ( [id] => 18510548 [patent_doc_number] => 20230226658 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => ABRASIVE DEVICE FOR FLOOR SCRUBBING, CLEANING AND/OR POLISHING [patent_app_type] => utility [patent_app_number] => 17/990314 [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] => 10724 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [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] => 17990314 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/990314
ABRASIVE DEVICE FOR FLOOR SCRUBBING, CLEANING AND/OR POLISHING Nov 17, 2022 Pending
Array ( [id] => 18596493 [patent_doc_number] => 20230271284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => FINELY ADJUSTABLE STEADY REST SYSTEM [patent_app_type] => utility [patent_app_number] => 17/981161 [patent_app_country] => US [patent_app_date] => 2022-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4640 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17981161 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/981161
Steady rest with predictable micron-sized adjustment Nov 3, 2022 Issued
Array ( [id] => 18702705 [patent_doc_number] => 11789213 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => End face polishing device for optical fiber ferrule [patent_app_type] => utility [patent_app_number] => 17/939962 [patent_app_country] => US [patent_app_date] => 2022-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 42 [patent_no_of_words] => 25836 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17939962 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/939962
End face polishing device for optical fiber ferrule Sep 7, 2022 Issued
Array ( [id] => 19683000 [patent_doc_number] => 20250001545 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => GRINDER, METHOD FOR OPERATING IT, AND GRINDING DISK [patent_app_type] => utility [patent_app_number] => 18/291668 [patent_app_country] => US [patent_app_date] => 2022-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3929 [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] => 18291668 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/291668
GRINDER, METHOD FOR OPERATING IT, AND GRINDING DISK Aug 2, 2022 Pending
Array ( [id] => 18223501 [patent_doc_number] => 20230062495 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => GRINDING TOOL [patent_app_type] => utility [patent_app_number] => 17/876055 [patent_app_country] => US [patent_app_date] => 2022-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7049 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17876055 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/876055
GRINDING TOOL Jul 27, 2022 Pending
Array ( [id] => 18922009 [patent_doc_number] => 20240025013 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => APPARATUS AND METHOD FOR POLISHING OBJECTS USING THIN FILM OF SLURRY [patent_app_type] => utility [patent_app_number] => 17/871767 [patent_app_country] => US [patent_app_date] => 2022-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5424 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17871767 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/871767
APPARATUS AND METHOD FOR POLISHING OBJECTS USING THIN FILM OF SLURRY Jul 21, 2022 Pending
Array ( [id] => 18123908 [patent_doc_number] => 20230009519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => ACOUSTIC WINDOW IN PAD POLISHING AND BACKING LAYER FOR CHEMICAL MECHANICAL POLISHING [patent_app_type] => utility [patent_app_number] => 17/858000 [patent_app_country] => US [patent_app_date] => 2022-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7487 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17858000 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/858000
ACOUSTIC WINDOW IN PAD POLISHING AND BACKING LAYER FOR CHEMICAL MECHANICAL POLISHING Jul 4, 2022 Pending
Array ( [id] => 19402803 [patent_doc_number] => 20240286314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => METAL WIRE AND SAW WIRE [patent_app_type] => utility [patent_app_number] => 18/572811 [patent_app_country] => US [patent_app_date] => 2022-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6910 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18572811 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/572811
METAL WIRE AND SAW WIRE Jun 29, 2022 Pending
Array ( [id] => 18860873 [patent_doc_number] => 20230415308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => KNIFE SHARPENER THAT CAN SHARPEN KNIVES SIMULTANEOUSLY ON ROUGH AND FINE GRINDING POSITIONS OF THE KNIFE SHARPENING SEAT [patent_app_type] => utility [patent_app_number] => 17/852225 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17852225 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/852225
KNIFE SHARPENER THAT CAN SHARPEN KNIVES SIMULTANEOUSLY ON ROUGH AND FINE GRINDING POSITIONS OF THE KNIFE SHARPENING SEAT Jun 27, 2022 Abandoned
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