Search

Nhat Chieu Q. Do

Examiner (ID: 14624, Phone: (571)270-1522 , Office: P/3724 )

Most Active Art Unit
3724
Art Unit(s)
3724
Total Applications
746
Issued Applications
417
Pending Applications
127
Abandoned Applications
240

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17459419 [patent_doc_number] => 20220072724 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => SINGLE-BLADE RAZOR APPARATUS [patent_app_type] => utility [patent_app_number] => 17/496618 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5811 [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] => 17496618 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/496618
Single-blade razor apparatus Oct 6, 2021 Issued
Array ( [id] => 17532941 [patent_doc_number] => 20220111550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => CHAIN SAW AND METHOD FOR OPERATING A CHAIN SAW [patent_app_type] => utility [patent_app_number] => 17/496520 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5221 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17496520 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/496520
CHAIN SAW AND METHOD FOR OPERATING A CHAIN SAW Oct 6, 2021 Abandoned
Array ( [id] => 19440331 [patent_doc_number] => 12090562 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Power tool, system, and method [patent_app_type] => utility [patent_app_number] => 17/487749 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5876 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17487749 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/487749
Power tool, system, and method Sep 27, 2021 Issued
Array ( [id] => 18282161 [patent_doc_number] => 20230097633 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => HAIR CLIPPER HAVING A MAGNETIC DOOR [patent_app_type] => utility [patent_app_number] => 17/487571 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2148 [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] => 17487571 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/487571
HAIR CLIPPER HAVING A MAGNETIC DOOR Sep 27, 2021 Pending
Array ( [id] => 17355927 [patent_doc_number] => 20220016723 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => POWER TOOL, SYSTEM, AND METHOD [patent_app_type] => utility [patent_app_number] => 17/487793 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5874 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17487793 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/487793
Power tool, system, and method Sep 27, 2021 Issued
Array ( [id] => 19716641 [patent_doc_number] => 12202161 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Devices and systems for assisting with shaving [patent_app_type] => utility [patent_app_number] => 17/484302 [patent_app_country] => US [patent_app_date] => 2021-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4097 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17484302 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/484302
Devices and systems for assisting with shaving Sep 23, 2021 Issued
Array ( [id] => 18738487 [patent_doc_number] => 20230347404 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => PUNCH UNIT FOR PUNCHING HOLES IN A PROFILE WITH HIGH THROUGHPUT AND ITS METHOD [patent_app_type] => utility [patent_app_number] => 18/245690 [patent_app_country] => US [patent_app_date] => 2021-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9870 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18245690 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/245690
PUNCH UNIT FOR PUNCHING HOLES IN A PROFILE WITH HIGH THROUGHPUT AND ITS METHOD Sep 20, 2021 Pending
Array ( [id] => 18239211 [patent_doc_number] => 20230071522 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => Ultrasonic Cutting System and Method [patent_app_type] => utility [patent_app_number] => 17/470333 [patent_app_country] => US [patent_app_date] => 2021-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2932 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17470333 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/470333
Ultrasonic cutting system and method Sep 8, 2021 Issued
Array ( [id] => 17967533 [patent_doc_number] => 11485039 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-11-01 [patent_title] => Stop attachable to chainsaw bar [patent_app_type] => utility [patent_app_number] => 17/462492 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 3827 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 548 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17462492 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/462492
Stop attachable to chainsaw bar Aug 30, 2021 Issued
Array ( [id] => 17504148 [patent_doc_number] => 20220097250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => Chain Saw [patent_app_type] => utility [patent_app_number] => 17/460314 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3934 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17460314 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/460314
Chain saw Aug 29, 2021 Issued
Array ( [id] => 18979328 [patent_doc_number] => 11904484 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Knife with specialized balance and blade length [patent_app_type] => utility [patent_app_number] => 17/409743 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5820 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17409743 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/409743
Knife with specialized balance and blade length Aug 22, 2021 Issued
Array ( [id] => 19105128 [patent_doc_number] => 11958205 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Score die, score die forming system, and associated method [patent_app_type] => utility [patent_app_number] => 17/445407 [patent_app_country] => US [patent_app_date] => 2021-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8673 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17445407 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/445407
Score die, score die forming system, and associated method Aug 18, 2021 Issued
Array ( [id] => 17577730 [patent_doc_number] => 20220134585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => Hair Cutting Device Adapted for Cutting One's Own Hair [patent_app_type] => utility [patent_app_number] => 17/399653 [patent_app_country] => US [patent_app_date] => 2021-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2804 [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] => 17399653 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/399653
Hair cutting device adapted for cutting one's own hair Aug 10, 2021 Issued
Array ( [id] => 18747548 [patent_doc_number] => 11806839 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Knife sharpening systems [patent_app_type] => utility [patent_app_number] => 17/394156 [patent_app_country] => US [patent_app_date] => 2021-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 25 [patent_no_of_words] => 8458 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17394156 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/394156
Knife sharpening systems Aug 3, 2021 Issued
Array ( [id] => 19457160 [patent_doc_number] => 12097633 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Cutting method [patent_app_type] => utility [patent_app_number] => 17/392505 [patent_app_country] => US [patent_app_date] => 2021-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 4022 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17392505 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/392505
Cutting method Aug 2, 2021 Issued
Array ( [id] => 18995105 [patent_doc_number] => 11911925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Method for automatically adjusting the cutting gap of a slicing machine and slicing machine suitable therefor [patent_app_type] => utility [patent_app_number] => 17/381352 [patent_app_country] => US [patent_app_date] => 2021-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5897 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 327 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17381352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/381352
Method for automatically adjusting the cutting gap of a slicing machine and slicing machine suitable therefor Jul 20, 2021 Issued
Array ( [id] => 19737702 [patent_doc_number] => 12214517 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Chainsaw limb gripping attachment system [patent_app_type] => utility [patent_app_number] => 17/378725 [patent_app_country] => US [patent_app_date] => 2021-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2202 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17378725 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/378725
Chainsaw limb gripping attachment system Jul 17, 2021 Issued
Array ( [id] => 19959941 [patent_doc_number] => 12329408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Handle design of a scalpel for stable operation thereof [patent_app_type] => utility [patent_app_number] => 17/377407 [patent_app_country] => US [patent_app_date] => 2021-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 585 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17377407 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/377407
Handle design of a scalpel for stable operation thereof Jul 15, 2021 Issued
Array ( [id] => 19431646 [patent_doc_number] => 20240300144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => Cutting Machine Capable of Fine Adjustment, Comprising Slanted Frame [patent_app_type] => utility [patent_app_number] => 18/016401 [patent_app_country] => US [patent_app_date] => 2021-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7242 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18016401 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/016401
Cutting Machine Capable of Fine Adjustment, Comprising Slanted Frame Jul 13, 2021 Abandoned
Array ( [id] => 17199314 [patent_doc_number] => 20210339408 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => Reciprocating Knife Assembly [patent_app_type] => utility [patent_app_number] => 17/372754 [patent_app_country] => US [patent_app_date] => 2021-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2669 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17372754 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/372754
Reciprocating Knife Assembly Jul 11, 2021 Abandoned
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