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] => 13537799 [patent_doc_number] => 20180320446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-08 [patent_title] => MANIPULATOR FOR A MAST AND SUBSTRUCTURE RAISING CYLINDER [patent_app_type] => utility [patent_app_number] => 15/584613 [patent_app_country] => US [patent_app_date] => 2017-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4380 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 15584613 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/584613
Manipulator for a mast and substructure raising cylinder May 1, 2017 Issued
Array ( [id] => 12049473 [patent_doc_number] => 20170325817 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-16 [patent_title] => 'INSERTION INSTRUMENT, ADAPTER ASSEMBLIES AND PROTECTOR ASSEMBLIES FOR A FLEXIBLE CIRCULAR STAPLER' [patent_app_type] => utility [patent_app_number] => 15/583594 [patent_app_country] => US [patent_app_date] => 2017-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5808 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [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] => 15583594 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/583594
Insertion instrument, adapter assemblies and protector assemblies for a flexible circular stapler Apr 30, 2017 Issued
Array ( [id] => 15382579 [patent_doc_number] => 10532453 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-01-14 [patent_title] => Fastener-driving tool including a reversion trigger with a damper [patent_app_type] => utility [patent_app_number] => 15/583334 [patent_app_country] => US [patent_app_date] => 2017-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3953 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15583334 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/583334
Fastener-driving tool including a reversion trigger with a damper Apr 30, 2017 Issued
Array ( [id] => 15631311 [patent_doc_number] => 10588622 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-17 [patent_title] => Applicator instruments having articulating shafts for dispensing surgical fasteners [patent_app_type] => utility [patent_app_number] => 15/493957 [patent_app_country] => US [patent_app_date] => 2017-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 56 [patent_figures_cnt] => 111 [patent_no_of_words] => 27838 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15493957 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/493957
Applicator instruments having articulating shafts for dispensing surgical fasteners Apr 20, 2017 Issued
Array ( [id] => 16057765 [patent_doc_number] => 10687804 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-23 [patent_title] => Applicator instruments having surgical fastener insertion tools for dispensing surgical fasteners [patent_app_type] => utility [patent_app_number] => 15/493981 [patent_app_country] => US [patent_app_date] => 2017-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 56 [patent_figures_cnt] => 111 [patent_no_of_words] => 28346 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15493981 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/493981
Applicator instruments having surgical fastener insertion tools for dispensing surgical fasteners Apr 20, 2017 Issued
Array ( [id] => 15723623 [patent_doc_number] => 10610225 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-07 [patent_title] => Surgical stapler having a powered handle [patent_app_type] => utility [patent_app_number] => 15/486008 [patent_app_country] => US [patent_app_date] => 2017-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 33 [patent_no_of_words] => 8141 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15486008 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/486008
Surgical stapler having a powered handle Apr 11, 2017 Issued
Array ( [id] => 11986431 [patent_doc_number] => 20170290587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-12 [patent_title] => 'SURGICAL STAPLER HAVING ARTICULATION MECHANISM' [patent_app_type] => utility [patent_app_number] => 15/485620 [patent_app_country] => US [patent_app_date] => 2017-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 6509 [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] => 15485620 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/485620
Surgical stapler having articulation mechanism Apr 11, 2017 Issued
Array ( [id] => 13713491 [patent_doc_number] => 20170367700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-28 [patent_title] => CONTROL SYSTEMS FOR SURGICAL INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 15/480882 [patent_app_country] => US [patent_app_date] => 2017-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 74797 [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] => 15480882 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/480882
Control systems for surgical instruments Apr 5, 2017 Issued
Array ( [id] => 13714073 [patent_doc_number] => 20170367991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-28 [patent_title] => TISSUE THICKNESS COMPENSATOR CONFIGURED TO REDISTRIBUTE COMPRESSIVE FORCES [patent_app_type] => utility [patent_app_number] => 15/480854 [patent_app_country] => US [patent_app_date] => 2017-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 122102 [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] => 15480854 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/480854
Tissue thickness compensator configured to redistribute compressive forces Apr 5, 2017 Issued
Array ( [id] => 15448743 [patent_doc_number] => 10548600 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-04 [patent_title] => Multiple thickness implantable layers for surgical stapling devices [patent_app_type] => utility [patent_app_number] => 15/474798 [patent_app_country] => US [patent_app_date] => 2017-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 59 [patent_figures_cnt] => 99 [patent_no_of_words] => 34937 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15474798 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/474798
Multiple thickness implantable layers for surgical stapling devices Mar 29, 2017 Issued
Array ( [id] => 16518467 [patent_doc_number] => 10869669 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-22 [patent_title] => Surgical instrument assembly [patent_app_type] => utility [patent_app_number] => 15/473897 [patent_app_country] => US [patent_app_date] => 2017-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 222 [patent_figures_cnt] => 412 [patent_no_of_words] => 108645 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15473897 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/473897
Surgical instrument assembly Mar 29, 2017 Issued
Array ( [id] => 15847557 [patent_doc_number] => 10639036 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-05 [patent_title] => Robotically-controlled motorized surgical cutting and fastening instrument [patent_app_type] => utility [patent_app_number] => 15/467571 [patent_app_country] => US [patent_app_date] => 2017-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 127 [patent_figures_cnt] => 190 [patent_no_of_words] => 60041 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [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] => 15467571 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/467571
Robotically-controlled motorized surgical cutting and fastening instrument Mar 22, 2017 Issued
Array ( [id] => 15067819 [patent_doc_number] => 10463374 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-05 [patent_title] => Adapter assembly for a flexible circular stapler [patent_app_type] => utility [patent_app_number] => 15/466897 [patent_app_country] => US [patent_app_date] => 2017-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4519 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15466897 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/466897
Adapter assembly for a flexible circular stapler Mar 22, 2017 Issued
Array ( [id] => 11755696 [patent_doc_number] => 20170202562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-20 [patent_title] => 'DRIVERS AND DRIVE SYSTEMS' [patent_app_type] => utility [patent_app_number] => 15/466309 [patent_app_country] => US [patent_app_date] => 2017-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 16758 [patent_no_of_claims] => 20 [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] => 15466309 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/466309
Drivers and drive systems Mar 21, 2017 Issued
Array ( [id] => 16197096 [patent_doc_number] => 10722232 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-28 [patent_title] => Surgical instrument for use with different cartridges [patent_app_type] => utility [patent_app_number] => 15/463534 [patent_app_country] => US [patent_app_date] => 2017-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 127 [patent_figures_cnt] => 190 [patent_no_of_words] => 59673 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15463534 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/463534
Surgical instrument for use with different cartridges Mar 19, 2017 Issued
Array ( [id] => 15279637 [patent_doc_number] => 10512467 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-24 [patent_title] => Motor driven rotary input circular stapler with modular end effector [patent_app_type] => utility [patent_app_number] => 15/460806 [patent_app_country] => US [patent_app_date] => 2017-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 26 [patent_no_of_words] => 11164 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15460806 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/460806
Motor driven rotary input circular stapler with modular end effector Mar 15, 2017 Issued
Array ( [id] => 15381463 [patent_doc_number] => 10531887 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-01-14 [patent_title] => Powered surgical instrument including speed display [patent_app_type] => utility [patent_app_number] => 15/459538 [patent_app_country] => US [patent_app_date] => 2017-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 48 [patent_no_of_words] => 35007 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15459538 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/459538
Powered surgical instrument including speed display Mar 14, 2017 Issued
Array ( [id] => 11820289 [patent_doc_number] => 20170209226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-27 [patent_title] => 'SURGICAL INSTRUMENT DISPLAYING SUBSEQUENT STEP OF USE' [patent_app_type] => utility [patent_app_number] => 15/459515 [patent_app_country] => US [patent_app_date] => 2017-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 36 [patent_no_of_words] => 29875 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [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] => 15459515 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/459515
Surgical instrument displaying subsequent step of use Mar 14, 2017 Issued
Array ( [id] => 16213646 [patent_doc_number] => 10729436 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-04 [patent_title] => Robotically-controlled surgical stapling devices that produce formed staples having different lengths [patent_app_type] => utility [patent_app_number] => 15/457315 [patent_app_country] => US [patent_app_date] => 2017-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 163 [patent_figures_cnt] => 220 [patent_no_of_words] => 63583 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [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] => 15457315 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/457315
Robotically-controlled surgical stapling devices that produce formed staples having different lengths Mar 12, 2017 Issued
Array ( [id] => 15067815 [patent_doc_number] => 10463372 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-05 [patent_title] => Staple cartridge comprising multiple regions [patent_app_type] => utility [patent_app_number] => 15/456032 [patent_app_country] => US [patent_app_date] => 2017-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 222 [patent_figures_cnt] => 414 [patent_no_of_words] => 108686 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15456032 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/456032
Staple cartridge comprising multiple regions Mar 9, 2017 Issued
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