
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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 |