Search

Michael D. David

Examiner (ID: 15236, Phone: (571)270-3737 , Office: P/3641 )

Most Active Art Unit
3641
Art Unit(s)
3641, 4155
Total Applications
1208
Issued Applications
1038
Pending Applications
63
Abandoned Applications
134

Applications

Application numberTitle of the applicationFiling DateStatus
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] => 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] => 19840950 [patent_doc_number] => 12253332 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Digital reticle system [patent_app_type] => utility [patent_app_number] => 18/213736 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 20 [patent_no_of_words] => 6387 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18213736 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/213736
Digital reticle system Jun 22, 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
Array ( [id] => 19158790 [patent_doc_number] => 20240151497 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => ROTATABLE FIREARM BOLT ASSEMBLY AND FIREARMS INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/210645 [patent_app_country] => US [patent_app_date] => 2023-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10492 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18210645 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/210645
ROTATABLE FIREARM BOLT ASSEMBLY AND FIREARMS INCLUDING THE SAME Jun 14, 2023 Abandoned
Array ( [id] => 20159104 [patent_doc_number] => 12385724 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Method of blasting using jet units charged in a blast-hole [patent_app_type] => utility [patent_app_number] => 18/209813 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18209813 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/209813
Method of blasting using jet units charged in a blast-hole Jun 13, 2023 Issued
Array ( [id] => 19856389 [patent_doc_number] => 12259215 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Ramrod for a muzzleloading firearm [patent_app_type] => utility [patent_app_number] => 18/329046 [patent_app_country] => US [patent_app_date] => 2023-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 5372 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18329046 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/329046
Ramrod for a muzzleloading firearm Jun 4, 2023 Issued
Array ( [id] => 18831760 [patent_doc_number] => 20230400287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => DETONATION CONTROL SYSTEMS UTILIZING A SMART SAFETY PIN [patent_app_type] => utility [patent_app_number] => 18/205557 [patent_app_country] => US [patent_app_date] => 2023-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5027 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18205557 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/205557
Detonation control systems utilizing a smart safety pin Jun 3, 2023 Issued
Array ( [id] => 18794799 [patent_doc_number] => 11828562 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-28 [patent_title] => Cartridge feeding system for gun [patent_app_type] => utility [patent_app_number] => 18/327476 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 3381 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18327476 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/327476
Cartridge feeding system for gun May 31, 2023 Issued
Array ( [id] => 18818558 [patent_doc_number] => 20230392898 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => MAGAZINE LIGHT FOR HANDGUN AND METHOD [patent_app_type] => utility [patent_app_number] => 18/201773 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8829 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18201773 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/201773
MAGAZINE LIGHT FOR HANDGUN AND METHOD May 24, 2023 Abandoned
Array ( [id] => 19884916 [patent_doc_number] => 12270616 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Bolt carrier and bolt for gas operated firearms [patent_app_type] => utility [patent_app_number] => 18/200420 [patent_app_country] => US [patent_app_date] => 2023-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 37 [patent_no_of_words] => 12276 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18200420 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/200420
Bolt carrier and bolt for gas operated firearms May 21, 2023 Issued
Array ( [id] => 20078464 [patent_doc_number] => 12352522 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Air gun with mixed gas charge [patent_app_type] => utility [patent_app_number] => 18/321499 [patent_app_country] => US [patent_app_date] => 2023-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2469 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18321499 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/321499
Air gun with mixed gas charge May 21, 2023 Issued
Array ( [id] => 19580610 [patent_doc_number] => 12146716 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Firearm cleaning device [patent_app_type] => utility [patent_app_number] => 18/319628 [patent_app_country] => US [patent_app_date] => 2023-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 57 [patent_no_of_words] => 8010 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18319628 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/319628
Firearm cleaning device May 17, 2023 Issued
Array ( [id] => 18643990 [patent_doc_number] => 11768053 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-26 [patent_title] => Multi-chambered pre-charged pneumatic air gun [patent_app_type] => utility [patent_app_number] => 18/198878 [patent_app_country] => US [patent_app_date] => 2023-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3263 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18198878 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/198878
Multi-chambered pre-charged pneumatic air gun May 17, 2023 Issued
Array ( [id] => 19326833 [patent_doc_number] => 12044509 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-07-23 [patent_title] => Projectile entangling device, cartridge and method [patent_app_type] => utility [patent_app_number] => 18/195575 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 28 [patent_no_of_words] => 7622 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18195575 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/195575
Projectile entangling device, cartridge and method May 9, 2023 Issued
Array ( [id] => 18583487 [patent_doc_number] => 20230265748 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Tandem Sub for Self-Orienting Perforating System [patent_app_type] => utility [patent_app_number] => 18/310352 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4207 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18310352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/310352
Tandem sub for self-orienting perforating system Apr 30, 2023 Issued
Array ( [id] => 19374710 [patent_doc_number] => 12066269 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-08-20 [patent_title] => Remotely actuated gun for firing pepperballs, paintballs or breakerballs and mounting assembly therefor [patent_app_type] => utility [patent_app_number] => 18/141084 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 1920 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18141084 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/141084
Remotely actuated gun for firing pepperballs, paintballs or breakerballs and mounting assembly therefor Apr 27, 2023 Issued
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