Search

Nathaniel C. Chukwurah

Examiner (ID: 11963, Phone: (571)272-4457 , Office: P/3721 )

Most Active Art Unit
3731
Art Unit(s)
3721, 3731
Total Applications
2396
Issued Applications
1945
Pending Applications
142
Abandoned Applications
341

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19656548 [patent_doc_number] => 20240423613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => SYSTEMS AND METHODS FOR TUNING ABSORPTION PATHWAYS IN BIOABSORBABLE MATERIALS [patent_app_type] => utility [patent_app_number] => 18/485083 [patent_app_country] => US [patent_app_date] => 2023-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11847 [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] => 18485083 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/485083
SYSTEMS AND METHODS FOR TUNING ABSORPTION PATHWAYS IN BIOABSORBABLE MATERIALS Oct 10, 2023 Pending
Array ( [id] => 18920957 [patent_doc_number] => 20240023961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => SURGICAL INSTRUMENTS HAVING MECHANISMS FOR IDENTIFYING AND/OR DEACTIVATING STAPLER CARTRIDGES [patent_app_type] => utility [patent_app_number] => 18/376562 [patent_app_country] => US [patent_app_date] => 2023-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12088 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18376562 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/376562
Surgical instruments having mechanisms for identifying and/or deactivating stapler cartridges Oct 3, 2023 Issued
Array ( [id] => 18921996 [patent_doc_number] => 20240025000 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => AUTOMATED CONTAINER CUTTING SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/480349 [patent_app_country] => US [patent_app_date] => 2023-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16636 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18480349 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/480349
Automated container cutting system and method Oct 2, 2023 Issued
Array ( [id] => 19082374 [patent_doc_number] => 20240109175 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => POWER TOOL WITH TORQUE CONTROLLING ACCESSORY [patent_app_type] => utility [patent_app_number] => 18/477714 [patent_app_country] => US [patent_app_date] => 2023-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4105 [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] => 18477714 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/477714
POWER TOOL WITH TORQUE CONTROLLING ACCESSORY Sep 28, 2023 Pending
Array ( [id] => 20693329 [patent_doc_number] => 20260124733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-05-07 [patent_title] => WIRELESS CONTROL OF AUXILIARY EQUIPMENT [patent_app_type] => utility [patent_app_number] => 19/118137 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2486 [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] => 19118137 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/118137
WIRELESS CONTROL OF AUXILIARY EQUIPMENT Sep 27, 2023 Pending
Array ( [id] => 18901009 [patent_doc_number] => 20240016494 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => METHOD OF DEFORMING STAPLES FROM TWO DIFFERENT TYPES OF STAPLE CARTRIDGES WITH THE SAME SURGICAL STAPLING INSTRUMENT [patent_app_type] => utility [patent_app_number] => 18/373042 [patent_app_country] => US [patent_app_date] => 2023-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 82266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18373042 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/373042
Method of deforming staples from two different types of staple cartridges with the same surgical stapling instrument Sep 25, 2023 Issued
Array ( [id] => 20280120 [patent_doc_number] => 20250305362 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => COMBINED DRILLING SYSTEM WITH DOUBLE ROTARY DRIVING DEVICES AND CONTROL METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/875727 [patent_app_country] => US [patent_app_date] => 2023-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2527 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18875727 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/875727
Combined drilling system with double rotary driving devices and control method therefor Sep 20, 2023 Issued
Array ( [id] => 18878160 [patent_doc_number] => 20240001529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => MODULAR WORK STATION [patent_app_type] => utility [patent_app_number] => 18/470320 [patent_app_country] => US [patent_app_date] => 2023-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8162 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18470320 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/470320
Modular work station Sep 18, 2023 Issued
Array ( [id] => 19622541 [patent_doc_number] => 12161329 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Surgical systems comprising a control circuit including a timer [patent_app_type] => utility [patent_app_number] => 18/368236 [patent_app_country] => US [patent_app_date] => 2023-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 69 [patent_figures_cnt] => 81 [patent_no_of_words] => 28880 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18368236 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/368236
Surgical systems comprising a control circuit including a timer Sep 13, 2023 Issued
Array ( [id] => 18877080 [patent_doc_number] => 20240000449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => TISSUE THICKNESS COMPENSATOR COMPRISING CAPSULES DEFINING A LOW PRESSURE ENVIRONMENT [patent_app_type] => utility [patent_app_number] => 18/368316 [patent_app_country] => US [patent_app_date] => 2023-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 150853 [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] => 18368316 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/368316
Staple cartridge assembly comprising a compensator Sep 13, 2023 Issued
Array ( [id] => 18859805 [patent_doc_number] => 20230414239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => MOTOR-DRIVEN SURGICAL CUTTING AND FASTENING INSTRUMENT WITH TACTILE POSITION FEEDBACK [patent_app_type] => utility [patent_app_number] => 18/239555 [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] => 16788 [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] => 18239555 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/239555
Motor-driven surgical cutting and fastening instrument Aug 28, 2023 Issued
Array ( [id] => 20116395 [patent_doc_number] => 12366089 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Post driver [patent_app_type] => utility [patent_app_number] => 18/453616 [patent_app_country] => US [patent_app_date] => 2023-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453616 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453616
Post driver Aug 21, 2023 Issued
Array ( [id] => 20821086 [patent_doc_number] => 12676563 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-07 [patent_title] => High power grinding tool [patent_app_type] => utility [patent_app_number] => 18/232903 [patent_app_country] => US [patent_app_date] => 2023-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 3681 [patent_no_of_claims] => 17 [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] => 18232903 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/232903
High power grinding tool Aug 10, 2023 Issued
Array ( [id] => 18807606 [patent_doc_number] => 20230381939 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => DRIVING MACHINE [patent_app_type] => utility [patent_app_number] => 18/448550 [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] => 9023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18448550 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/448550
Driving machine Aug 10, 2023 Issued
Array ( [id] => 20848520 [patent_doc_number] => 12685534 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-21 [patent_title] => Tissue reinforcement material loader and tissue reinforcement material loading kit [patent_app_type] => utility [patent_app_number] => 19/101478 [patent_app_country] => US [patent_app_date] => 2023-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4752 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19101478 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/101478
TISSUE REINFORCEMENT MATERIAL LOADER AND TISSUE REINFORCEMENT MATERIAL LOADING KIT Aug 7, 2023 Issued
Array ( [id] => 18920952 [patent_doc_number] => 20240023956 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => SURGICAL STAPLING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/230784 [patent_app_country] => US [patent_app_date] => 2023-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23008 [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] => 18230784 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/230784
Surgical stapling apparatus Aug 6, 2023 Issued
Array ( [id] => 19668251 [patent_doc_number] => 12180986 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Staple and staple collation [patent_app_type] => utility [patent_app_number] => 18/365414 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 24 [patent_no_of_words] => 8521 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365414 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/365414
Staple and staple collation Aug 3, 2023 Issued
Array ( [id] => 20849087 [patent_doc_number] => 12686106 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-21 [patent_title] => Nailer and driver for nailer [patent_app_type] => utility [patent_app_number] => 19/102130 [patent_app_country] => US [patent_app_date] => 2023-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1221 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19102130 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/102130
NAILING MACHINE AND DRIVER FOR NAILING MACHINE Aug 2, 2023 Issued
Array ( [id] => 18937786 [patent_doc_number] => 20240032925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => MODULAR STAPLING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/227475 [patent_app_country] => US [patent_app_date] => 2023-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 84365 [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] => 18227475 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/227475
Modular stapling assembly Jul 27, 2023 Issued
Array ( [id] => 20686349 [patent_doc_number] => 12616475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-05 [patent_title] => Powered surgical stapling device with end effector articulation [patent_app_type] => utility [patent_app_number] => 18/994272 [patent_app_country] => US [patent_app_date] => 2023-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 28 [patent_no_of_words] => 3287 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18994272 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/994272
Powered surgical stapling device with end effector articulation Jul 23, 2023 Issued
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