Search

Christina Ann Johnson

Supervisory Patent Examiner (ID: 6875, Phone: (571)272-1176 , Office: P/1742 )

Most Active Art Unit
1725
Art Unit(s)
1732, 1791, 1754, 1725, 1742
Total Applications
760
Issued Applications
461
Pending Applications
67
Abandoned Applications
240

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19004705 [patent_doc_number] => 20240068776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => SYSTEMS AND CONTROLS FOR AN ENABLER OF A VIEWING OPTIC [patent_app_type] => utility [patent_app_number] => 18/457950 [patent_app_country] => US [patent_app_date] => 2023-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 62145 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18457950 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/457950
SYSTEMS AND CONTROLS FOR AN ENABLER OF A VIEWING OPTIC Aug 28, 2023 Pending
Array ( [id] => 19249911 [patent_doc_number] => 20240200899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => Handgun [patent_app_type] => utility [patent_app_number] => 18/238623 [patent_app_country] => US [patent_app_date] => 2023-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5032 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18238623 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/238623
Handgun Aug 27, 2023 Pending
Array ( [id] => 19794129 [patent_doc_number] => 12235068 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Magazine for firearms [patent_app_type] => utility [patent_app_number] => 18/235732 [patent_app_country] => US [patent_app_date] => 2023-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 24 [patent_no_of_words] => 7730 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18235732 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/235732
Magazine for firearms Aug 17, 2023 Issued
Array ( [id] => 19763901 [patent_doc_number] => 12222187 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Folding stock adapter for military-style assault rifles and a method for its use [patent_app_type] => utility [patent_app_number] => 18/449684 [patent_app_country] => US [patent_app_date] => 2023-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 4425 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [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] => 18449684 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/449684
Folding stock adapter for military-style assault rifles and a method for its use Aug 13, 2023 Issued
Array ( [id] => 18809719 [patent_doc_number] => 20230384054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => VARIABLE VELOCITY BARREL ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/233021 [patent_app_country] => US [patent_app_date] => 2023-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4075 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18233021 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/233021
Variable velocity barrel assembly Aug 10, 2023 Issued
Array ( [id] => 19755497 [patent_doc_number] => 20250044062 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => A Ballistic Headset Cover [patent_app_type] => utility [patent_app_number] => 18/364108 [patent_app_country] => US [patent_app_date] => 2023-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3844 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18364108 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/364108
A Ballistic Headset Cover Aug 1, 2023 Pending
Array ( [id] => 18988792 [patent_doc_number] => 20240060761 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => EFFICIENT AND ENERGY-SAVING BLASTING METHOD BASED ON NOTCHED BLAST HOLE [patent_app_type] => utility [patent_app_number] => 18/221411 [patent_app_country] => US [patent_app_date] => 2023-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1791 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18221411 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/221411
Efficient and energy-saving blasting method based on notched blast hole Jul 12, 2023 Issued
Array ( [id] => 18973026 [patent_doc_number] => 20240053118 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => GAS POWERED SEMI-AUTOMATIC AIRGUN ACTION [patent_app_type] => utility [patent_app_number] => 18/221668 [patent_app_country] => US [patent_app_date] => 2023-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15066 [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] => 18221668 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/221668
Gas powered semi-automatic airgun action Jul 12, 2023 Issued
Array ( [id] => 19580618 [patent_doc_number] => 12146724 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Stock adapter for a firearm [patent_app_type] => utility [patent_app_number] => 18/221121 [patent_app_country] => US [patent_app_date] => 2023-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 4399 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18221121 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/221121
Stock adapter for a firearm Jul 11, 2023 Issued
Array ( [id] => 19702493 [patent_doc_number] => 12196510 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-14 [patent_title] => Firearm locking mechanism [patent_app_type] => utility [patent_app_number] => 18/349248 [patent_app_country] => US [patent_app_date] => 2023-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5904 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18349248 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/349248
Firearm locking mechanism Jul 9, 2023 Issued
Array ( [id] => 19702498 [patent_doc_number] => 12196515 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-14 [patent_title] => Recoil mechanism for a firearm [patent_app_type] => utility [patent_app_number] => 18/220127 [patent_app_country] => US [patent_app_date] => 2023-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2086 [patent_no_of_claims] => 20 [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] => 18220127 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/220127
Recoil mechanism for a firearm Jul 9, 2023 Issued
Array ( [id] => 19676882 [patent_doc_number] => 12188735 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-07 [patent_title] => Multi-piece barrel design [patent_app_type] => utility [patent_app_number] => 18/219128 [patent_app_country] => US [patent_app_date] => 2023-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 822 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18219128 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/219128
Multi-piece barrel design Jul 6, 2023 Issued
Array ( [id] => 19898575 [patent_doc_number] => 12276489 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Detonator connector having leg wire locking structure [patent_app_type] => utility [patent_app_number] => 18/279246 [patent_app_country] => US [patent_app_date] => 2023-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3796 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18279246 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/279246
Detonator connector having leg wire locking structure Jul 6, 2023 Issued
Array ( [id] => 19693985 [patent_doc_number] => 20250012530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => HUNTING RIFLE CALIBRE CONVERSION KIT AND PROCEDURE FOR CONVERTING THE CALIBRE OF SAID RIFLE [patent_app_type] => utility [patent_app_number] => 18/347688 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2165 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18347688 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/347688
HUNTING RIFLE CALIBRE CONVERSION KIT AND PROCEDURE FOR CONVERTING THE CALIBRE OF SAID RIFLE Jul 5, 2023 Abandoned
Array ( [id] => 20264954 [patent_doc_number] => 12435938 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Trigger safety with rotatable lever [patent_app_type] => utility [patent_app_number] => 18/348029 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18348029 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/348029
Trigger safety with rotatable lever Jul 5, 2023 Issued
Array ( [id] => 20264954 [patent_doc_number] => 12435938 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Trigger safety with rotatable lever [patent_app_type] => utility [patent_app_number] => 18/348029 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18348029 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/348029
Trigger safety with rotatable lever Jul 5, 2023 Issued
Array ( [id] => 20264954 [patent_doc_number] => 12435938 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Trigger safety with rotatable lever [patent_app_type] => utility [patent_app_number] => 18/348029 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18348029 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/348029
Trigger safety with rotatable lever Jul 5, 2023 Issued
Array ( [id] => 19659508 [patent_doc_number] => 20240426573 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => Illuminated Sighting System [patent_app_type] => utility [patent_app_number] => 18/214299 [patent_app_country] => US [patent_app_date] => 2023-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11230 [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] => 18214299 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/214299
Illuminated sighting system Jun 25, 2023 Issued
Array ( [id] => 19659508 [patent_doc_number] => 20240426573 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => Illuminated Sighting System [patent_app_type] => utility [patent_app_number] => 18/214299 [patent_app_country] => US [patent_app_date] => 2023-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11230 [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] => 18214299 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/214299
Illuminated sighting system Jun 25, 2023 Issued
Array ( [id] => 18710234 [patent_doc_number] => 20230332858 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => Ambidextrous Firearm Bolt Assemblies and Methods of Using the Same [patent_app_type] => utility [patent_app_number] => 18/213456 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14459 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18213456 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/213456
Ambidextrous Firearm Bolt Assemblies and Methods of Using the Same Jun 22, 2023 Abandoned
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