Search

Duc Chi Ho

Examiner (ID: 10435, Phone: (571)272-3147 , Office: P/2465 )

Most Active Art Unit
2465
Art Unit(s)
2665, 2616, 2619, 2662, 2465, 2419, 2738, 3728
Total Applications
2488
Issued Applications
2199
Pending Applications
192
Abandoned Applications
138

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20293441 [patent_doc_number] => 20250318684 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => AUTOMATIC TOASTER [patent_app_type] => utility [patent_app_number] => 19/078185 [patent_app_country] => US [patent_app_date] => 2025-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1096 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19078185 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/078185
Automatic toaster Mar 11, 2025 Issued
Array ( [id] => 19938421 [patent_doc_number] => 12310532 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-27 [patent_title] => Telescopic pizza oven [patent_app_type] => utility [patent_app_number] => 19/058359 [patent_app_country] => US [patent_app_date] => 2025-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 444 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19058359 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/058359
Telescopic pizza oven Feb 19, 2025 Issued
Array ( [id] => 19933442 [patent_doc_number] => 12306646 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-20 [patent_title] => Method of estimating temperature of content in electric pot and device thereof [patent_app_type] => utility [patent_app_number] => 18/931036 [patent_app_country] => US [patent_app_date] => 2024-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3456 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [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] => 18931036 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/931036
Method of estimating temperature of content in electric pot and device thereof Oct 29, 2024 Issued
Array ( [id] => 19923802 [patent_doc_number] => 12298079 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-13 [patent_title] => Systems and methods for cooling in a furnace [patent_app_type] => utility [patent_app_number] => 18/921675 [patent_app_country] => US [patent_app_date] => 2024-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 1168 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18921675 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/921675
Systems and methods for cooling in a furnace Oct 20, 2024 Issued
Array ( [id] => 20239057 [patent_doc_number] => 12419359 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Vaping system [patent_app_type] => utility [patent_app_number] => 18/899931 [patent_app_country] => US [patent_app_date] => 2024-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 46 [patent_no_of_words] => 33789 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18899931 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/899931
Vaping system Sep 26, 2024 Issued
Array ( [id] => 19952679 [patent_doc_number] => 12324062 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-06-03 [patent_title] => Wax melting device [patent_app_type] => utility [patent_app_number] => 18/794003 [patent_app_country] => US [patent_app_date] => 2024-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18794003 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/794003
Wax melting device Aug 4, 2024 Issued
Array ( [id] => 19752019 [patent_doc_number] => 20250040584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => DEVICE OR METHOD FOR PRODUCING A FOOD PRODUCT FROM A PORTION OF FOOD [patent_app_type] => utility [patent_app_number] => 18/789876 [patent_app_country] => US [patent_app_date] => 2024-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6329 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18789876 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/789876
DEVICE OR METHOD FOR PRODUCING A FOOD PRODUCT FROM A PORTION OF FOOD Jul 30, 2024 Pending
Array ( [id] => 19561726 [patent_doc_number] => 20240373518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => TOOL FOR ANNEALING OF MAGNETIC STACKS [patent_app_type] => utility [patent_app_number] => 18/774369 [patent_app_country] => US [patent_app_date] => 2024-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4269 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18774369 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/774369
TOOL FOR ANNEALING OF MAGNETIC STACKS Jul 15, 2024 Abandoned
Array ( [id] => 20156397 [patent_doc_number] => 12382991 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Aerosol-generating system comprising a modular assembly [patent_app_type] => utility [patent_app_number] => 18/767556 [patent_app_country] => US [patent_app_date] => 2024-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2327 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18767556 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/767556
Aerosol-generating system comprising a modular assembly Jul 8, 2024 Issued
Array ( [id] => 20226015 [patent_doc_number] => 12414651 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Outdoor cooking station with warming chamber and method thereof [patent_app_type] => utility [patent_app_number] => 18/745932 [patent_app_country] => US [patent_app_date] => 2024-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 1251 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18745932 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/745932
Outdoor cooking station with warming chamber and method thereof Jun 16, 2024 Issued
Array ( [id] => 20465782 [patent_doc_number] => 12521812 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Metal wire feeding system [patent_app_type] => utility [patent_app_number] => 18/667907 [patent_app_country] => US [patent_app_date] => 2024-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10222 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18667907 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/667907
Metal wire feeding system May 16, 2024 Issued
Array ( [id] => 19640811 [patent_doc_number] => 20240415331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => TOASTER WITH INPUT CONTROL [patent_app_type] => utility [patent_app_number] => 18/654973 [patent_app_country] => US [patent_app_date] => 2024-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9194 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18654973 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/654973
Toaster with input control May 2, 2024 Issued
Array ( [id] => 19386739 [patent_doc_number] => 20240276609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => ELECTROMAGNETIC WAVE REDUCING HEATERS AND DEVICES AND SAUNAS [patent_app_type] => utility [patent_app_number] => 18/645007 [patent_app_country] => US [patent_app_date] => 2024-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5800 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18645007 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/645007
Electromagnetic wave reducing heaters and devices and saunas Apr 23, 2024 Issued
Array ( [id] => 19527227 [patent_doc_number] => 20240351129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => CATHODE SEATED LIQUID COOLANT TUBE FOR A PLASMA ARC CUTTING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/639189 [patent_app_country] => US [patent_app_date] => 2024-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6700 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18639189 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/639189
CATHODE SEATED LIQUID COOLANT TUBE FOR A PLASMA ARC CUTTING SYSTEM Apr 17, 2024 Pending
Array ( [id] => 19908952 [patent_doc_number] => 12285133 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Outdoor griddle station with grease management system [patent_app_type] => utility [patent_app_number] => 18/629430 [patent_app_country] => US [patent_app_date] => 2024-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18629430 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/629430
Outdoor griddle station with grease management system Apr 7, 2024 Issued
Array ( [id] => 19401610 [patent_doc_number] => 20240285121 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => OUTDOOR GRIDDLE STATION WITH GREASE MANAGEMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/629653 [patent_app_country] => US [patent_app_date] => 2024-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5746 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 368 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18629653 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/629653
OUTDOOR GRIDDLE STATION WITH GREASE MANAGEMENT SYSTEM Apr 7, 2024 Pending
Array ( [id] => 19299730 [patent_doc_number] => 20240228299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => Graphite Purification System and Method [patent_app_type] => utility [patent_app_number] => 18/615406 [patent_app_country] => US [patent_app_date] => 2024-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6712 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18615406 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/615406
Graphite purification system and method Mar 24, 2024 Issued
Array ( [id] => 19718167 [patent_doc_number] => 12203697 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Multiple linked appliance with auxiliary outlet [patent_app_type] => utility [patent_app_number] => 18/602466 [patent_app_country] => US [patent_app_date] => 2024-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 28 [patent_no_of_words] => 14107 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18602466 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/602466
Multiple linked appliance with auxiliary outlet Mar 11, 2024 Issued
Array ( [id] => 19402720 [patent_doc_number] => 20240286231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => CONTINUOUSLY COOLED WELD HEAD [patent_app_type] => utility [patent_app_number] => 18/585848 [patent_app_country] => US [patent_app_date] => 2024-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5970 [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] => 18585848 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/585848
CONTINUOUSLY COOLED WELD HEAD Feb 22, 2024 Pending
Array ( [id] => 19232750 [patent_doc_number] => 20240189942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => LASER WELDING, CLADDING, AND/OR ADDITIVE MANUFACTURING SYSTEMS AND METHODS OF LASER WELDING, CLADDING, AND/OR ADDITIVE MANUFACTURING [patent_app_type] => utility [patent_app_number] => 18/444883 [patent_app_country] => US [patent_app_date] => 2024-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4744 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18444883 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/444883
LASER WELDING, CLADDING, AND/OR ADDITIVE MANUFACTURING SYSTEMS AND METHODS OF LASER WELDING, CLADDING, AND/OR ADDITIVE MANUFACTURING Feb 18, 2024 Pending
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