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Nhat Chieu Q. Do

Examiner (ID: 17080, Phone: (571)270-1522 , Office: P/3724 )

Most Active Art Unit
3724
Art Unit(s)
3724
Total Applications
786
Issued Applications
436
Pending Applications
121
Abandoned Applications
248

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20592848 [patent_doc_number] => 12576547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-17 [patent_title] => Razor blade [patent_app_type] => utility [patent_app_number] => 18/610031 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5742 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18610031 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/610031
Razor blade Mar 18, 2024 Issued
Array ( [id] => 20664105 [patent_doc_number] => 12605859 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [patent_title] => Adjustment structure of multi-functional vegetable cutter [patent_app_type] => utility [patent_app_number] => 18/607123 [patent_app_country] => US [patent_app_date] => 2024-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18607123 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/607123
Adjustment structure of multi-functional vegetable cutter Mar 14, 2024 Issued
Array ( [id] => 19417827 [patent_doc_number] => 20240293950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => SHEAR CUTTING SYSTEM WITH ORIENTABLE BLADE [patent_app_type] => utility [patent_app_number] => 18/591595 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3364 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18591595 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/591595
Shear cutting system with orientable blade Feb 28, 2024 Issued
Array ( [id] => 19608384 [patent_doc_number] => 12157246 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-03 [patent_title] => Machine and method for applying tubular shrink sleeve material to objects [patent_app_type] => utility [patent_app_number] => 18/442827 [patent_app_country] => US [patent_app_date] => 2024-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 2515 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18442827 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/442827
Machine and method for applying tubular shrink sleeve material to objects Feb 14, 2024 Issued
Array ( [id] => 19201984 [patent_doc_number] => 20240173883 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => LOG DOG AND ADJUSTABLE LOG DOG SET BAR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/432948 [patent_app_country] => US [patent_app_date] => 2024-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5939 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18432948 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/432948
LOG DOG AND ADJUSTABLE LOG DOG SET BAR ASSEMBLY Feb 4, 2024 Abandoned
Array ( [id] => 19346425 [patent_doc_number] => 20240255388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => METHODS AND APPARATUS FOR PREPARING THIN-FILM SPECIMENS [patent_app_type] => utility [patent_app_number] => 18/427194 [patent_app_country] => US [patent_app_date] => 2024-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3028 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18427194 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/427194
METHODS AND APPARATUS FOR PREPARING THIN-FILM SPECIMENS Jan 29, 2024 Pending
Array ( [id] => 19344295 [patent_doc_number] => 20240253258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => VARIABLE LENGTH GRIPPER ASSEMBLY FOR A FOOD SLICING MACHINE AND METHOD OF OPERATING SAME [patent_app_type] => utility [patent_app_number] => 18/417416 [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] => 6012 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18417416 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/417416
VARIABLE LENGTH GRIPPER ASSEMBLY FOR A FOOD SLICING MACHINE AND METHOD OF OPERATING SAME Jan 18, 2024 Abandoned
Array ( [id] => 19746125 [patent_doc_number] => 20250034690 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => DEVICE FOR SURFACE STRENGTHENING OF METAL PLATE BASED ULTRASONIC VIBRATION [patent_app_type] => utility [patent_app_number] => 18/408569 [patent_app_country] => US [patent_app_date] => 2024-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3220 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18408569 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/408569
Device for surface strengthening of metal plate based ultrasonic vibration Jan 9, 2024 Issued
Array ( [id] => 20770694 [patent_doc_number] => 12654347 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-16 [patent_title] => Coatings for a razor blade [patent_app_type] => utility [patent_app_number] => 18/408229 [patent_app_country] => US [patent_app_date] => 2024-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 50 [patent_no_of_words] => 11171 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18408229 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/408229
Coatings for a razor blade Jan 8, 2024 Issued
Array ( [id] => 20701183 [patent_doc_number] => 12623881 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Tape applicator apparatus [patent_app_type] => utility [patent_app_number] => 18/403460 [patent_app_country] => US [patent_app_date] => 2024-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18403460 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/403460
Tape applicator apparatus Jan 2, 2024 Issued
Array ( [id] => 19096870 [patent_doc_number] => 20240116097 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => METHOD FOR MANUFACTURING OUT PLATE FOR REFRIGERATOR [patent_app_type] => utility [patent_app_number] => 18/390762 [patent_app_country] => US [patent_app_date] => 2023-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16566 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18390762 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/390762
METHOD FOR MANUFACTURING OUT PLATE FOR REFRIGERATOR Dec 19, 2023 Pending
Array ( [id] => 20058165 [patent_doc_number] => 20250196387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => MACHINE AND METHOD FOR APPLYING TUBULAR SHRINK SLEEVE MATERIAL TO OBJECTS [patent_app_type] => utility [patent_app_number] => 18/540120 [patent_app_country] => US [patent_app_date] => 2023-12-14 [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] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18540120 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/540120
Machine and method for applying tubular shrink sleeve material to objects Dec 13, 2023 Issued
Array ( [id] => 19082943 [patent_doc_number] => 20240109744 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => DEVICE WITH ROTATING BLADES, MACHINE COMPRISING SAID DEVICE, AND RELATED METHOD [patent_app_type] => utility [patent_app_number] => 18/536706 [patent_app_country] => US [patent_app_date] => 2023-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9730 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18536706 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/536706
DEVICE WITH ROTATING BLADES, MACHINE COMPRISING SAID DEVICE, AND RELATED METHOD Dec 11, 2023 Pending
Array ( [id] => 20048927 [patent_doc_number] => 20250187149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => METHODS AND MACHINE TOOL ASSEMBLIES FOR PERFORMING OPERATIONS ON WORKPIECES AND GRIPPER ATTACHMENTS FOR MACHINE TOOL ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 18/535154 [patent_app_country] => US [patent_app_date] => 2023-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8123 [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] => 18535154 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/535154
METHODS AND MACHINE TOOL ASSEMBLIES FOR PERFORMING OPERATIONS ON WORKPIECES AND GRIPPER ATTACHMENTS FOR MACHINE TOOL ASSEMBLIES Dec 10, 2023 Pending
Array ( [id] => 19141172 [patent_doc_number] => 20240139980 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => ELECTRIC BEARD TRIMMER [patent_app_type] => utility [patent_app_number] => 18/528944 [patent_app_country] => US [patent_app_date] => 2023-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12150 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18528944 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/528944
Electric beard trimmer Dec 4, 2023 Issued
Array ( [id] => 19066958 [patent_doc_number] => 20240101384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => STACKING APPARATUS OF SHEET-SHAPED WORKPIECE AND STACKING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/527636 [patent_app_country] => US [patent_app_date] => 2023-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6120 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18527636 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/527636
STACKING APPARATUS OF SHEET-SHAPED WORKPIECE AND STACKING METHOD THEREOF Dec 3, 2023 Pending
Array ( [id] => 19201884 [patent_doc_number] => 20240173783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => DUST CONTAINMENT DEVICE FOR A CHAINSAW [patent_app_type] => utility [patent_app_number] => 18/520680 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18520680 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/520680
DUST CONTAINMENT DEVICE FOR A CHAINSAW Nov 27, 2023 Pending
Array ( [id] => 19201983 [patent_doc_number] => 20240173882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => ROTARY CUTTING SYSTEM, DIE BOARD AND SCRAP EJECTOR FOR SAME, AND METHODS OF ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/522055 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18522055 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/522055
ROTARY CUTTING SYSTEM, DIE BOARD AND SCRAP EJECTOR FOR SAME, AND METHODS OF ASSEMBLY Nov 27, 2023 Pending
Array ( [id] => 19298665 [patent_doc_number] => 20240227232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => POLE CHAIN SAW [patent_app_type] => utility [patent_app_number] => 18/519466 [patent_app_country] => US [patent_app_date] => 2023-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4515 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18519466 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/519466
POLE CHAIN SAW Nov 26, 2023 Pending
Array ( [id] => 19186932 [patent_doc_number] => 20240165845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => LUBRICATION SYSTEM FOR OUTDOOR TOOL [patent_app_type] => utility [patent_app_number] => 18/514496 [patent_app_country] => US [patent_app_date] => 2023-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18514496 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/514496
LUBRICATION SYSTEM FOR OUTDOOR TOOL Nov 19, 2023 Pending
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