Search

Nathaniel C. Chukwurah

Examiner (ID: 17992)

Most Active Art Unit
3731
Art Unit(s)
3721, 3731
Total Applications
2314
Issued Applications
1888
Pending Applications
124
Abandoned Applications
341

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16877285 [patent_doc_number] => 11027407 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-08 [patent_title] => Rotating grip for a pneumatic tool [patent_app_type] => utility [patent_app_number] => 16/178747 [patent_app_country] => US [patent_app_date] => 2018-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1527 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16178747 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/178747
Rotating grip for a pneumatic tool Nov 1, 2018 Issued
Array ( [id] => 18151807 [patent_doc_number] => 11564756 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-31 [patent_title] => Method of hub communication with surgical instrument systems [patent_app_type] => utility [patent_app_number] => 16/172198 [patent_app_country] => US [patent_app_date] => 2018-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 356 [patent_figures_cnt] => 410 [patent_no_of_words] => 292056 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 11 [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] => 16172198 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/172198
Method of hub communication with surgical instrument systems Oct 25, 2018 Issued
Array ( [id] => 14226375 [patent_doc_number] => 20190125360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-02 [patent_title] => CLIP APPLIER COMPRISING A MOTOR CONTROLLER [patent_app_type] => utility [patent_app_number] => 16/172168 [patent_app_country] => US [patent_app_date] => 2018-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 81007 [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] => 16172168 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/172168
Clip applier comprising a motor controller Oct 25, 2018 Issued
Array ( [id] => 14226571 [patent_doc_number] => 20190125458 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-02 [patent_title] => METHOD FOR PRODUCING A SURGICAL INSTRUMENT COMPRISING A SMART ELECTRICAL SYSTEM [patent_app_type] => utility [patent_app_number] => 16/172280 [patent_app_country] => US [patent_app_date] => 2018-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 283211 [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] => 16172280 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/172280
Method for producing a surgical instrument comprising a smart electrical system Oct 25, 2018 Issued
Array ( [id] => 16427969 [patent_doc_number] => 10828027 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Surgical stapling apparatus [patent_app_type] => utility [patent_app_number] => 16/170377 [patent_app_country] => US [patent_app_date] => 2018-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 67 [patent_figures_cnt] => 75 [patent_no_of_words] => 13667 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16170377 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/170377
Surgical stapling apparatus Oct 24, 2018 Issued
Array ( [id] => 13954907 [patent_doc_number] => 20190053797 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-21 [patent_title] => SURGICAL STAPLER FLEXIBLE DISTAL TIP [patent_app_type] => utility [patent_app_number] => 16/166884 [patent_app_country] => US [patent_app_date] => 2018-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5428 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16166884 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/166884
Surgical stapler flexible distal tip Oct 21, 2018 Issued
Array ( [id] => 15021903 [patent_doc_number] => 20190321956 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => POWERED HAND-HELD FASTENING TOOL [patent_app_type] => utility [patent_app_number] => 16/166086 [patent_app_country] => US [patent_app_date] => 2018-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24870 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16166086 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/166086
Powered hand-held fastening tool Oct 19, 2018 Issued
Array ( [id] => 14209665 [patent_doc_number] => 20190117217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-25 [patent_title] => INTERFACE SYSTEMS FOR USE WITH SURGICAL INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 16/164094 [patent_app_country] => US [patent_app_date] => 2018-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29278 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16164094 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/164094
Surgical instrument power management through sleep and wake up control Oct 17, 2018 Issued
Array ( [id] => 16861400 [patent_doc_number] => 11020120 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-01 [patent_title] => Motor driven rotary input circular stapler with modular end effector [patent_app_type] => utility [patent_app_number] => 16/156105 [patent_app_country] => US [patent_app_date] => 2018-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 26 [patent_no_of_words] => 11196 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16156105 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/156105
Motor driven rotary input circular stapler with modular end effector Oct 9, 2018 Issued
Array ( [id] => 14155899 [patent_doc_number] => 20190105052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-11 [patent_title] => MOTOR DRIVEN ROTARY INPUT CIRCULAR STAPLER WITH MODULAR END EFFECTOR [patent_app_type] => utility [patent_app_number] => 16/156097 [patent_app_country] => US [patent_app_date] => 2018-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11036 [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] => 16156097 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/156097
Motor driven rotary input circular stapler with modular end effector Oct 9, 2018 Issued
Array ( [id] => 19195704 [patent_doc_number] => 11992927 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Pneumatic chipping hammer [patent_app_type] => utility [patent_app_number] => 17/283176 [patent_app_country] => US [patent_app_date] => 2018-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3904 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17283176 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/283176
Pneumatic chipping hammer Oct 7, 2018 Issued
Array ( [id] => 16588950 [patent_doc_number] => 10898191 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => Fastener cartridge [patent_app_type] => utility [patent_app_number] => 16/153111 [patent_app_country] => US [patent_app_date] => 2018-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 23 [patent_no_of_words] => 11452 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16153111 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/153111
Fastener cartridge Oct 4, 2018 Issued
Array ( [id] => 14129587 [patent_doc_number] => 20190099183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-04 [patent_title] => DRIVE TRAIN CONTROL ARRANGEMENTS FOR MODULAR SURGICAL INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 16/150413 [patent_app_country] => US [patent_app_date] => 2018-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 73260 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16150413 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/150413
Drive train control arrangements for modular surgical instruments Oct 2, 2018 Issued
Array ( [id] => 16550174 [patent_doc_number] => 10883324 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-05 [patent_title] => Drilling fluid system [patent_app_type] => utility [patent_app_number] => 16/149590 [patent_app_country] => US [patent_app_date] => 2018-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3325 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16149590 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/149590
Drilling fluid system Oct 1, 2018 Issued
Array ( [id] => 14129575 [patent_doc_number] => 20190099177 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-04 [patent_title] => ROBOTICALLY-CONTROLLED MOTORIZED SURGICAL INSTRUMENT WITH AN END EFFECTOR [patent_app_type] => utility [patent_app_number] => 16/146367 [patent_app_country] => US [patent_app_date] => 2018-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 56716 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16146367 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/146367
Robotically-controlled motorized surgical instrument with an end effector Sep 27, 2018 Issued
Array ( [id] => 14209663 [patent_doc_number] => 20190117216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-25 [patent_title] => SURGICAL STAPLER HAVING MOTOR CONTROL BASED ON AN ELECTRICAL PARAMETER RELATED TO A MOTOR CURRENT [patent_app_type] => utility [patent_app_number] => 16/146772 [patent_app_country] => US [patent_app_date] => 2018-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 36301 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16146772 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/146772
Surgical stapler having motor control based on an electrical parameter related to a motor current Sep 27, 2018 Issued
Array ( [id] => 14373465 [patent_doc_number] => 20190160645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-30 [patent_title] => POWER TOOL [patent_app_type] => utility [patent_app_number] => 16/144283 [patent_app_country] => US [patent_app_date] => 2018-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16144283 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/144283
Power tool Sep 26, 2018 Issued
Array ( [id] => 13836509 [patent_doc_number] => 20190021739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-24 [patent_title] => Surgical Closure Devices Including a Stapling Member [patent_app_type] => utility [patent_app_number] => 16/143186 [patent_app_country] => US [patent_app_date] => 2018-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16143186 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/143186
Surgical closure devices including a stapling member Sep 25, 2018 Issued
Array ( [id] => 16245224 [patent_doc_number] => 10744555 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-18 [patent_title] => Stackable collar cartridges for swage tools [patent_app_type] => utility [patent_app_number] => 16/140154 [patent_app_country] => US [patent_app_date] => 2018-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 23 [patent_no_of_words] => 12118 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16140154 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/140154
Stackable collar cartridges for swage tools Sep 23, 2018 Issued
Array ( [id] => 17178798 [patent_doc_number] => 11156033 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-10-26 [patent_title] => Multilayer solid lubricant architecture for use in drilling tool applications [patent_app_type] => utility [patent_app_number] => 16/136546 [patent_app_country] => US [patent_app_date] => 2018-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 4182 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16136546 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/136546
Multilayer solid lubricant architecture for use in drilling tool applications Sep 19, 2018 Issued
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