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] => 18476972 [patent_doc_number] => 11690695 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Compression force sensor for a handheld electromechanical surgical system [patent_app_type] => utility [patent_app_number] => 17/342627 [patent_app_country] => US [patent_app_date] => 2021-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5008 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17342627 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/342627
Compression force sensor for a handheld electromechanical surgical system Jun 8, 2021 Issued
Array ( [id] => 18603145 [patent_doc_number] => 11744585 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Cartridge receiving jaw for surgical stapler and associated method of manufacture with stamping [patent_app_type] => utility [patent_app_number] => 17/331917 [patent_app_country] => US [patent_app_date] => 2021-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 26 [patent_no_of_words] => 8464 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17331917 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/331917
Cartridge receiving jaw for surgical stapler and associated method of manufacture with stamping May 26, 2021 Issued
Array ( [id] => 19316445 [patent_doc_number] => 20240237985 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => ANVIL AND DELIVERY SYSTEM ASSEMBLY WITH AUTOMATIC RETAINING SUTURE RELEASE [patent_app_type] => utility [patent_app_number] => 18/563122 [patent_app_country] => US [patent_app_date] => 2021-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18563122 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/563122
Anvil and delivery system assembly with automatic retaining suture release May 23, 2021 Issued
Array ( [id] => 18018573 [patent_doc_number] => 20220370072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => TROCAR ASSEMBLY WITH BEARING ASSEMBLY FOR LOAD SHARING [patent_app_type] => utility [patent_app_number] => 17/328120 [patent_app_country] => US [patent_app_date] => 2021-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17328120 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/328120
Trocar assembly with bearing assembly for load sharing May 23, 2021 Issued
Array ( [id] => 17354969 [patent_doc_number] => 20220015765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => SYSTEMS AND METHODS FOR POWERED SURGICAL CIRCULAR STAPLING INSTRUMENT ROTATION ADJUSTMENT [patent_app_type] => utility [patent_app_number] => 17/322988 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6505 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17322988 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/322988
Systems and methods for powered surgical circular stapling instrument rotation adjustment May 17, 2021 Issued
Array ( [id] => 17065385 [patent_doc_number] => 20210267600 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => SURGICAL ANVIL ASSEMBLIES FOR SURGICAL STAPLING INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 17/321650 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18573 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17321650 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/321650
Surgical anvil assemblies for surgical stapling instruments May 16, 2021 Issued
Array ( [id] => 18673772 [patent_doc_number] => 20230311278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => IMPACT TOOL, METHOD FOR CONTROLLING THE IMPACT TOOL, AND PROGRAM [patent_app_type] => utility [patent_app_number] => 18/016993 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20017 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18016993 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/016993
Impact tool, method for controlling the impact tool, and program May 16, 2021 Issued
Array ( [id] => 17050261 [patent_doc_number] => 20210259695 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => SURGICAL ANVIL ASSEMBLIES FOR SURGICAL STAPLING INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 17/315723 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18564 [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] => 17315723 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/315723
Surgical anvil assemblies for surgical stapling instruments May 9, 2021 Issued
Array ( [id] => 18452708 [patent_doc_number] => 20230193988 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => MECHANISM FOR HANDLING A SURGICAL INSTRUMENT [patent_app_type] => utility [patent_app_number] => 17/997359 [patent_app_country] => US [patent_app_date] => 2021-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9066 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17997359 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/997359
Mechanism for handling a surgical instrument Apr 29, 2021 Issued
Array ( [id] => 17980747 [patent_doc_number] => 20220346783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => SURGICAL INSTRUMENT COMPRISING A ROTATION-DRIVEN AND TRANSLATION-DRIVEN TISSUE CUTTING KNIFE [patent_app_type] => utility [patent_app_number] => 17/246030 [patent_app_country] => US [patent_app_date] => 2021-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 100072 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17246030 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/246030
Surgical instrument comprising a rotation-driven and translation-driven tissue cutting knife Apr 29, 2021 Issued
Array ( [id] => 17154520 [patent_doc_number] => 20210315571 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => FASTENER CARTRIDGE ASSEMBLY COMPRISING A FIXED ANVIL AND DIFFERENT STAPLE HEIGHTS [patent_app_type] => utility [patent_app_number] => 17/243861 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17559 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17243861 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/243861
Stapling assembly for forming staples to different formed heights Apr 28, 2021 Issued
Array ( [id] => 18716192 [patent_doc_number] => 11793512 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Staple cartridges for forming staples having differing formed staple heights [patent_app_type] => utility [patent_app_number] => 17/243851 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 45 [patent_no_of_words] => 11860 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17243851 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/243851
Staple cartridges for forming staples having differing formed staple heights Apr 28, 2021 Issued
Array ( [id] => 17154515 [patent_doc_number] => 20210315566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => ROBOTICALLY-CONTROLLED MOTORIZED SURGICAL INSTRUMENT WITH AN END EFFECTOR [patent_app_type] => utility [patent_app_number] => 17/242766 [patent_app_country] => US [patent_app_date] => 2021-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 56754 [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] => 17242766 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/242766
Robotically-controlled motorized surgical instrument with an end effector Apr 27, 2021 Issued
Array ( [id] => 17020542 [patent_doc_number] => 20210244413 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => SURGICAL STAPLER WITH CIRCUMFERENTIAL FIRING [patent_app_type] => utility [patent_app_number] => 17/241425 [patent_app_country] => US [patent_app_date] => 2021-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19477 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17241425 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/241425
Surgical stapler with circumferential firing Apr 26, 2021 Issued
Array ( [id] => 18716191 [patent_doc_number] => 11793511 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Surgical instruments [patent_app_type] => utility [patent_app_number] => 17/235177 [patent_app_country] => US [patent_app_date] => 2021-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 47 [patent_no_of_words] => 14386 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17235177 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/235177
Surgical instruments Apr 19, 2021 Issued
Array ( [id] => 18533880 [patent_doc_number] => 20230238957 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => Hand-held machine tool [patent_app_type] => utility [patent_app_number] => 17/918734 [patent_app_country] => US [patent_app_date] => 2021-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7748 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17918734 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/918734
Hand-held machine tool Apr 19, 2021 Issued
Array ( [id] => 19428850 [patent_doc_number] => 12088290 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Hand-held machine tool and related method [patent_app_type] => utility [patent_app_number] => 17/918487 [patent_app_country] => US [patent_app_date] => 2021-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 8283 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17918487 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/918487
Hand-held machine tool and related method Apr 19, 2021 Issued
Array ( [id] => 16989844 [patent_doc_number] => 20210228264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => INSULATING GRIPS FOR MINIMALLY INVASIVE SURGICAL INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 17/231779 [patent_app_country] => US [patent_app_date] => 2021-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17231779 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/231779
Insulating grips for minimally invasive surgical instruments Apr 14, 2021 Issued
Array ( [id] => 19201130 [patent_doc_number] => 20240173029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => SURGICAL STAPLING DEVICE INCLUDING A LOADING UNIT ALIGNMENT INDICATOR [patent_app_type] => utility [patent_app_number] => 18/284790 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3569 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18284790 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/284790
Surgical stapling device including a loading unit alignment indicator Mar 29, 2021 Issued
Array ( [id] => 18824691 [patent_doc_number] => 11839957 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Intelligent electric tool and control method thereof [patent_app_type] => utility [patent_app_number] => 17/215572 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 6599 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17215572 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/215572
Intelligent electric tool and control method thereof Mar 28, 2021 Issued
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