Search

Toan C. To

Examiner (ID: 18745, Phone: (571)272-6677 , Office: P/3616 )

Most Active Art Unit
3616
Art Unit(s)
3619, 3616, 3614, 3611
Total Applications
2257
Issued Applications
1981
Pending Applications
116
Abandoned Applications
186

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20569461 [patent_doc_number] => 20260063383 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-05 [patent_title] => MAGAZINE LOADER [patent_app_type] => utility [patent_app_number] => 19/372243 [patent_app_country] => US [patent_app_date] => 2025-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2259 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19372243 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/372243
MAGAZINE LOADER Oct 27, 2025 Pending
Array ( [id] => 20474044 [patent_doc_number] => 20260016263 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => COLLAPSIBLE FIREARM BUTT-STOCK ASSEMBLY [patent_app_type] => utility [patent_app_number] => 19/338400 [patent_app_country] => US [patent_app_date] => 2025-09-24 [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] => -16 [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] => 19338400 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/338400
COLLAPSIBLE FIREARM BUTT-STOCK ASSEMBLY Sep 23, 2025 Pending
Array ( [id] => 20394236 [patent_doc_number] => 20250369711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => Firearm recoil devices, systems, and methods [patent_app_type] => utility [patent_app_number] => 19/295650 [patent_app_country] => US [patent_app_date] => 2025-08-10 [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] => -17 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19295650 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/295650
Firearm recoil devices, systems, and methods Aug 9, 2025 Pending
Array ( [id] => 20499749 [patent_doc_number] => 20260029208 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-29 [patent_title] => COMPACT SPACE SAVING GUN SILENCER [patent_app_type] => utility [patent_app_number] => 19/289658 [patent_app_country] => US [patent_app_date] => 2025-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 392 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19289658 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/289658
COMPACT SPACE SAVING GUN SILENCER Aug 3, 2025 Pending
Array ( [id] => 20289213 [patent_doc_number] => 20250314456 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => BACK-UP SIGHTS WITH COMPACT APERTURE, CENTERING SIGHT POST, AND MINIATURIZED WINDAGE DETENT MECHANISM [patent_app_type] => utility [patent_app_number] => 19/245711 [patent_app_country] => US [patent_app_date] => 2025-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8056 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19245711 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/245711
BACK-UP SIGHTS WITH COMPACT APERTURE, CENTERING SIGHT POST, AND MINIATURIZED WINDAGE DETENT MECHANISM Jun 22, 2025 Pending
Array ( [id] => 20421085 [patent_doc_number] => 20250383170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => ANGLED ACCESS ADJUSTABLE GAS BLOCK FOR A FIREARM [patent_app_type] => utility [patent_app_number] => 19/236855 [patent_app_country] => US [patent_app_date] => 2025-06-12 [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] => -18 [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] => 19236855 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/236855
ANGLED ACCESS ADJUSTABLE GAS BLOCK FOR A FIREARM Jun 11, 2025 Pending
Array ( [id] => 20394241 [patent_doc_number] => 20250369716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => MOUNTING DEVICE FOR SILENCER [patent_app_type] => utility [patent_app_number] => 19/227226 [patent_app_country] => US [patent_app_date] => 2025-06-03 [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] => -11 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19227226 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/227226
MOUNTING DEVICE FOR SILENCER Jun 2, 2025 Pending
Array ( [id] => 20408068 [patent_doc_number] => 20250377177 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => MODULAR REACTION ROD WITH INTERCHANGEABLE HEAD FOR FIREARMS [patent_app_type] => utility [patent_app_number] => 19/222071 [patent_app_country] => US [patent_app_date] => 2025-05-29 [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] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19222071 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/222071
MODULAR REACTION ROD WITH INTERCHANGEABLE HEAD FOR FIREARMS May 28, 2025 Pending
Array ( [id] => 20220761 [patent_doc_number] => 20250283692 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => Aiming Apparatus [patent_app_type] => utility [patent_app_number] => 19/213807 [patent_app_country] => US [patent_app_date] => 2025-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1174 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19213807 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/213807
Aiming Apparatus May 19, 2025 Pending
Array ( [id] => 20474030 [patent_doc_number] => 20260016249 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => JAM-RESISTANT DRUM MAGAZINE [patent_app_type] => utility [patent_app_number] => 19/212514 [patent_app_country] => US [patent_app_date] => 2025-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6101 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19212514 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/212514
JAM-RESISTANT DRUM MAGAZINE May 18, 2025 Pending
Array ( [id] => 20207921 [patent_doc_number] => 20250277641 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => METHODS FOR INCREASING THE NUMBER OF COUNTERMEASURE EXPENDABLES FOR DISPENSING SYSTEMS [patent_app_type] => utility [patent_app_number] => 19/180739 [patent_app_country] => US [patent_app_date] => 2025-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19826 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19180739 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/180739
METHODS FOR INCREASING THE NUMBER OF COUNTERMEASURE EXPENDABLES FOR DISPENSING SYSTEMS Apr 15, 2025 Pending
Array ( [id] => 20137060 [patent_doc_number] => 20250244104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => MACRO ALIGNMENT RETICLE SIGHT SYSTEM [patent_app_type] => utility [patent_app_number] => 19/082566 [patent_app_country] => US [patent_app_date] => 2025-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8867 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19082566 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/082566
Macro alignment reticle sight system Mar 17, 2025 Issued
Array ( [id] => 20233407 [patent_doc_number] => 20250290726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => Muzzle Loader [patent_app_type] => utility [patent_app_number] => 19/080102 [patent_app_country] => US [patent_app_date] => 2025-03-14 [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] => -18 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19080102 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/080102
Muzzle loader Mar 13, 2025 Issued
Array ( [id] => 20137048 [patent_doc_number] => 20250244092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => ADJUSTABLE GAS VALVE FOR FIREARM [patent_app_type] => utility [patent_app_number] => 19/073200 [patent_app_country] => US [patent_app_date] => 2025-03-07 [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] => -10 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19073200 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/073200
ADJUSTABLE GAS VALVE FOR FIREARM Mar 6, 2025 Pending
Array ( [id] => 20094254 [patent_doc_number] => 20250224190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-10 [patent_title] => FIREARM EXTRACTOR [patent_app_type] => utility [patent_app_number] => 19/056470 [patent_app_country] => US [patent_app_date] => 2025-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6151 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 19056470 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/056470
FIREARM EXTRACTOR Feb 17, 2025 Pending
Array ( [id] => 20086246 [patent_doc_number] => 20250216182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => LOCATION-TRACKING PROJECTILE ATTACHMENT FOR PURSUING FLEEING VEHICLE, CASE FOR CHARGING SAME, AND LOCATION-TRACKING SYSTEM INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 19/051509 [patent_app_country] => US [patent_app_date] => 2025-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2182 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19051509 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/051509
LOCATION-TRACKING PROJECTILE ATTACHMENT FOR PURSUING FLEEING VEHICLE, CASE FOR CHARGING SAME, AND LOCATION-TRACKING SYSTEM INCLUDING SAME Feb 11, 2025 Pending
Array ( [id] => 20248950 [patent_doc_number] => 20250297819 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-25 [patent_title] => ENHANCED BOLT CARRIER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 19/050197 [patent_app_country] => US [patent_app_date] => 2025-02-11 [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] => -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] => 19050197 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/050197
ENHANCED BOLT CARRIER ASSEMBLY Feb 10, 2025 Abandoned
Array ( [id] => 20421098 [patent_doc_number] => 20250383183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => Dual-Profile Mounting Rail with Picatinny Compatibility [patent_app_type] => utility [patent_app_number] => 19/045661 [patent_app_country] => US [patent_app_date] => 2025-02-05 [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] => -13 [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] => 19045661 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/045661
Dual-Profile Mounting Rail with Picatinny Compatibility Feb 4, 2025 Abandoned
Array ( [id] => 20180342 [patent_doc_number] => 20250264300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => FIREARM ILLUMINATION SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 19/042532 [patent_app_country] => US [patent_app_date] => 2025-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1079 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19042532 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/042532
FIREARM ILLUMINATION SYSTEM AND METHOD Jan 30, 2025 Abandoned
Array ( [id] => 20137050 [patent_doc_number] => 20250244094 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => TWO-PIECE HAMMER FOR A FIREARM [patent_app_type] => utility [patent_app_number] => 19/041530 [patent_app_country] => US [patent_app_date] => 2025-01-30 [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] => -6 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19041530 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/041530
TWO-PIECE HAMMER FOR A FIREARM Jan 29, 2025 Pending
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