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] => 13728759 [patent_doc_number] => 20180368847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => ARTICULATION SYSTEMS FOR SURGICAL INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 15/634117 [patent_app_country] => US [patent_app_date] => 2017-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 47539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 15634117 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/634117
Articulation systems for surgical instruments Jun 26, 2017 Issued
Array ( [id] => 16036119 [patent_doc_number] => 10680494 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-09 [patent_title] => Control scheme for power tool having a brushless motor [patent_app_type] => utility [patent_app_number] => 15/630035 [patent_app_country] => US [patent_app_date] => 2017-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 9340 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15630035 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/630035
Control scheme for power tool having a brushless motor Jun 21, 2017 Issued
Array ( [id] => 15781865 [patent_doc_number] => 10624633 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-21 [patent_title] => Systems and methods for controlling motor velocity of a surgical stapling and cutting instrument [patent_app_type] => utility [patent_app_number] => 15/628075 [patent_app_country] => US [patent_app_date] => 2017-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 18 [patent_no_of_words] => 19745 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15628075 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/628075
Systems and methods for controlling motor velocity of a surgical stapling and cutting instrument Jun 19, 2017 Issued
Array ( [id] => 16319873 [patent_doc_number] => 10779819 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-22 [patent_title] => Surgical device with tandem fasteners [patent_app_type] => utility [patent_app_number] => 15/626550 [patent_app_country] => US [patent_app_date] => 2017-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 41 [patent_no_of_words] => 12616 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15626550 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/626550
Surgical device with tandem fasteners Jun 18, 2017 Issued
Array ( [id] => 16680456 [patent_doc_number] => 10939911 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-09 [patent_title] => Surgical stapler with end effector coating [patent_app_type] => utility [patent_app_number] => 15/621551 [patent_app_country] => US [patent_app_date] => 2017-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 11615 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15621551 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/621551
Surgical stapler with end effector coating Jun 12, 2017 Issued
Array ( [id] => 14436881 [patent_doc_number] => 20190176312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-13 [patent_title] => PNEUMATIC NAILER WITH SINGLE AND CONTACT TRIGGERING [patent_app_type] => utility [patent_app_number] => 16/309510 [patent_app_country] => US [patent_app_date] => 2017-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6519 [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] => 16309510 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/309510
Pneumatic nailer with single and contact triggering Jun 5, 2017 Issued
Array ( [id] => 11961705 [patent_doc_number] => 20170265859 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-21 [patent_title] => 'ARTICULATING APPARATUS FOR ENDOSCOPIC PROCEDURES WITH TIMING SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/609881 [patent_app_country] => US [patent_app_date] => 2017-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 30 [patent_no_of_words] => 11844 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15609881 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/609881
Articulating apparatus for endoscopic procedures with timing system May 30, 2017 Issued
Array ( [id] => 13585533 [patent_doc_number] => 20180344315 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-06 [patent_title] => AUTHENTICATION AND INFORMATION SYSTEM FOR REUSABLE SURGICAL INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 15/607759 [patent_app_country] => US [patent_app_date] => 2017-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 15607759 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/607759
Authentication and information system for reusable surgical instruments May 29, 2017 Issued
Array ( [id] => 13698977 [patent_doc_number] => 20170360443 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-21 [patent_title] => DAMAGE RESISTANT ANVIL ASSEMBLY [patent_app_type] => utility [patent_app_number] => 15/606289 [patent_app_country] => US [patent_app_date] => 2017-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3009 [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] => 15606289 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/606289
DAMAGE RESISTANT ANVIL ASSEMBLY May 25, 2017 Abandoned
Array ( [id] => 15509701 [patent_doc_number] => 10561416 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-18 [patent_title] => Surgical adapter assemblies for use between surgical handle assembly and surgical end effectors [patent_app_type] => utility [patent_app_number] => 15/606152 [patent_app_country] => US [patent_app_date] => 2017-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 5621 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15606152 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/606152
Surgical adapter assemblies for use between surgical handle assembly and surgical end effectors May 25, 2017 Issued
Array ( [id] => 13577655 [patent_doc_number] => 20180340376 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-29 [patent_title] => GEARBOX GUIDE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 15/605035 [patent_app_country] => US [patent_app_date] => 2017-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3101 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15605035 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/605035
Gearbox guide assembly May 24, 2017 Issued
Array ( [id] => 15280749 [patent_doc_number] => 10513025 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-24 [patent_title] => Forward-reverse valve and pneumatic tool having same [patent_app_type] => utility [patent_app_number] => 15/603109 [patent_app_country] => US [patent_app_date] => 2017-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 22 [patent_no_of_words] => 6682 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15603109 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/603109
Forward-reverse valve and pneumatic tool having same May 22, 2017 Issued
Array ( [id] => 16975823 [patent_doc_number] => 20210220060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => ROBOTIC SURGICAL ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 16/303874 [patent_app_country] => US [patent_app_date] => 2017-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26869 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16303874 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/303874
Robotic surgical assemblies May 22, 2017 Issued
Array ( [id] => 15282781 [patent_doc_number] => 10514049 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-24 [patent_title] => Hydraulic actuator and torque transmission coupler [patent_app_type] => utility [patent_app_number] => 15/601138 [patent_app_country] => US [patent_app_date] => 2017-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 8606 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15601138 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/601138
Hydraulic actuator and torque transmission coupler May 21, 2017 Issued
Array ( [id] => 12057710 [patent_doc_number] => 20170334054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-23 [patent_title] => 'ELECTRIC WORKING MACHINE' [patent_app_type] => utility [patent_app_number] => 15/597437 [patent_app_country] => US [patent_app_date] => 2017-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6781 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15597437 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/597437
Electric working machine May 16, 2017 Issued
Array ( [id] => 15338291 [patent_doc_number] => 10524798 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-01-07 [patent_title] => Anvil assembly delivery system [patent_app_type] => utility [patent_app_number] => 15/593420 [patent_app_country] => US [patent_app_date] => 2017-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 35 [patent_no_of_words] => 6893 [patent_no_of_claims] => 7 [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] => 15593420 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/593420
Anvil assembly delivery system May 11, 2017 Issued
Array ( [id] => 14819351 [patent_doc_number] => 10406664 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-10 [patent_title] => Impact structure [patent_app_type] => utility [patent_app_number] => 15/591859 [patent_app_country] => US [patent_app_date] => 2017-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1879 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [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] => 15591859 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/591859
Impact structure May 9, 2017 Issued
Array ( [id] => 15448739 [patent_doc_number] => 10548598 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-04 [patent_title] => Circular surgical stapling device including buttress material [patent_app_type] => utility [patent_app_number] => 15/590332 [patent_app_country] => US [patent_app_date] => 2017-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4511 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15590332 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/590332
Circular surgical stapling device including buttress material May 8, 2017 Issued
Array ( [id] => 11935651 [patent_doc_number] => 20170239800 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-24 [patent_title] => 'FASTENER-DRIVING TOOL WITH AN ELECTRIC POWER GENERATOR' [patent_app_type] => utility [patent_app_number] => 15/589454 [patent_app_country] => US [patent_app_date] => 2017-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5352 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15589454 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/589454
Fastener-driving tool with an electric power generator May 7, 2017 Issued
Array ( [id] => 12031708 [patent_doc_number] => 20170321807 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-09 [patent_title] => 'WASHPIPE ASSEMBLIES FOR A POWER SWIVEL' [patent_app_type] => utility [patent_app_number] => 15/586509 [patent_app_country] => US [patent_app_date] => 2017-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6283 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15586509 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/586509
Washpipe assemblies for a power swivel May 3, 2017 Issued
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