Search

Konstantina T. Katcheves

Examiner (ID: 18747)

Most Active Art Unit
1636
Art Unit(s)
1636
Total Applications
287
Issued Applications
158
Pending Applications
61
Abandoned Applications
68

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20512294 [patent_doc_number] => 20260036395 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-05 [patent_title] => Firearm Replacement Handguard [patent_app_type] => utility [patent_app_number] => 19/286146 [patent_app_country] => US [patent_app_date] => 2025-07-30 [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] => -14 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19286146 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/286146
Firearm Replacement Handguard Jul 29, 2025 Pending
Array ( [id] => 20427424 [patent_doc_number] => 20250389514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => RESCUE APPARATUS AND METHOD OF USING THE SAME [patent_app_type] => utility [patent_app_number] => 19/245292 [patent_app_country] => US [patent_app_date] => 2025-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3458 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19245292 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/245292
RESCUE APPARATUS AND METHOD OF USING THE SAME Jun 20, 2025 Pending
Array ( [id] => 20233416 [patent_doc_number] => 20250290735 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => IGNITION SYSTEM, PROPELLANT CHARGE AND PIECE OF AMMUNITION [patent_app_type] => utility [patent_app_number] => 19/222982 [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] => 2124 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19222982 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/222982
IGNITION SYSTEM, PROPELLANT CHARGE AND PIECE OF AMMUNITION May 28, 2025 Pending
Array ( [id] => 20220749 [patent_doc_number] => 20250283680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => GAS-OPERATED FIREARM [patent_app_type] => utility [patent_app_number] => 19/214132 [patent_app_country] => US [patent_app_date] => 2025-05-21 [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] => 0 [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] => 19214132 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/214132
GAS-OPERATED FIREARM May 20, 2025 Pending
Array ( [id] => 20194519 [patent_doc_number] => 20250271229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => FIREARM WITH DUAL FEED MAGAZINE [patent_app_type] => utility [patent_app_number] => 19/205074 [patent_app_country] => US [patent_app_date] => 2025-05-12 [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] => 0 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19205074 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/205074
FIREARM WITH DUAL FEED MAGAZINE May 11, 2025 Pending
Array ( [id] => 20337254 [patent_doc_number] => 20250341374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-06 [patent_title] => FIREARM ACTION MECHANISM [patent_app_type] => utility [patent_app_number] => 19/198018 [patent_app_country] => US [patent_app_date] => 2025-05-03 [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] => 0 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19198018 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/198018
FIREARM ACTION MECHANISM May 2, 2025 Pending
Array ( [id] => 20220752 [patent_doc_number] => 20250283683 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => FIREARM FIRE CONTROL MECHANISMS AND RELATED TECHNIQUES [patent_app_type] => utility [patent_app_number] => 19/197859 [patent_app_country] => US [patent_app_date] => 2025-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5932 [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] => 19197859 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/197859
FIREARM FIRE CONTROL MECHANISMS AND RELATED TECHNIQUES May 1, 2025 Pending
Array ( [id] => 20220751 [patent_doc_number] => 20250283682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => FIREARM MAGAZINE ENGAGEMENT MECHANISMS AND RELATED TECHNIQUES [patent_app_type] => utility [patent_app_number] => 19/197851 [patent_app_country] => US [patent_app_date] => 2025-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2379 [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] => 19197851 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/197851
FIREARM MAGAZINE ENGAGEMENT MECHANISMS AND RELATED TECHNIQUES May 1, 2025 Pending
Array ( [id] => 20322281 [patent_doc_number] => 20250334369 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => SEAR ASSEMBLY FOR WEAPONS [patent_app_type] => utility [patent_app_number] => 19/194015 [patent_app_country] => US [patent_app_date] => 2025-04-30 [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] => -18 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19194015 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/194015
SEAR ASSEMBLY FOR WEAPONS Apr 29, 2025 Pending
Array ( [id] => 20322272 [patent_doc_number] => 20250334360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => FIREARM PISTON AND FIRE CONTROL MECHANISM [patent_app_type] => utility [patent_app_number] => 19/193897 [patent_app_country] => US [patent_app_date] => 2025-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12766 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19193897 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/193897
FIREARM PISTON AND FIRE CONTROL MECHANISM Apr 28, 2025 Pending
Array ( [id] => 20165918 [patent_doc_number] => 20250257965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => FIREARM SAFETY LOCK WITH AUXILIARY SHOOTING FUNCTION [patent_app_type] => utility [patent_app_number] => 19/191424 [patent_app_country] => US [patent_app_date] => 2025-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5278 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19191424 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/191424
FIREARM SAFETY LOCK WITH AUXILIARY SHOOTING FUNCTION Apr 27, 2025 Pending
Array ( [id] => 20289207 [patent_doc_number] => 20250314450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => APPARATUS AND METHODS FOR A PISTOL STABILIZER [patent_app_type] => utility [patent_app_number] => 19/169884 [patent_app_country] => US [patent_app_date] => 2025-04-03 [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] => -19 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19169884 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/169884
APPARATUS AND METHODS FOR A PISTOL STABILIZER Apr 2, 2025 Pending
Array ( [id] => 20094277 [patent_doc_number] => 20250224213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-10 [patent_title] => FIREARM OPTIC ASSEMBLY [patent_app_type] => utility [patent_app_number] => 19/093882 [patent_app_country] => US [patent_app_date] => 2025-03-28 [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] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19093882 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/093882
Firearm optic assembly Mar 27, 2025 Issued
Array ( [id] => 20569486 [patent_doc_number] => 20260063408 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-05 [patent_title] => EMERGENCY RESCUE ENERGY-GATHERING CUTTING DEVICE WITH LIFE DETECTION FUNCTION [patent_app_type] => utility [patent_app_number] => 19/086004 [patent_app_country] => US [patent_app_date] => 2025-03-20 [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] => -9 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19086004 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/086004
EMERGENCY RESCUE ENERGY-GATHERING CUTTING DEVICE WITH LIFE DETECTION FUNCTION Mar 19, 2025 Pending
Array ( [id] => 20280562 [patent_doc_number] => 20250305804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => HANDGUN CARTRIDGE WITH SHEAR GROOVE BULLET [patent_app_type] => utility [patent_app_number] => 19/082026 [patent_app_country] => US [patent_app_date] => 2025-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7664 [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] => 19082026 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/082026
HANDGUN CARTRIDGE WITH SHEAR GROOVE BULLET Mar 16, 2025 Pending
Array ( [id] => 20086237 [patent_doc_number] => 20250216173 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => HANDGUARD [patent_app_type] => utility [patent_app_number] => 19/052034 [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] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19052034 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/052034
HANDGUARD Feb 11, 2025 Pending
Array ( [id] => 20248961 [patent_doc_number] => 20250297830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-25 [patent_title] => FRAME AND HANDGRIP FOR AUTOLOADING PISTOL, AND METHOD OF ASSEMBLING THE SAME [patent_app_type] => utility [patent_app_number] => 19/048478 [patent_app_country] => US [patent_app_date] => 2025-02-07 [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] => -18 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19048478 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/048478
FRAME AND HANDGRIP FOR AUTOLOADING PISTOL, AND METHOD OF ASSEMBLING THE SAME Feb 6, 2025 Pending
Array ( [id] => 20051053 [patent_doc_number] => 20250189275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => FIREARM ACCESSORY MOUNTING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 19/040301 [patent_app_country] => US [patent_app_date] => 2025-01-29 [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] => -18 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19040301 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/040301
FIREARM ACCESSORY MOUNTING ASSEMBLY Jan 28, 2025 Pending
Array ( [id] => 20051028 [patent_doc_number] => 20250189250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => FIREARM OPERATING SYSTEM [patent_app_type] => utility [patent_app_number] => 19/038918 [patent_app_country] => US [patent_app_date] => 2025-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3020 [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] => 19038918 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/038918
FIREARM OPERATING SYSTEM Jan 27, 2025 Pending
Array ( [id] => 20122438 [patent_doc_number] => 20250237469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => FIREARM SLING MOUNT STUD [patent_app_type] => utility [patent_app_number] => 19/024531 [patent_app_country] => US [patent_app_date] => 2025-01-16 [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] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19024531 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/024531
FIREARM SLING MOUNT STUD Jan 15, 2025 Pending
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