
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20075882
[patent_doc_number] => 12349910
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-07-08
[patent_title] => Surgical staple cartridge for supporting surgical buttress material
[patent_app_type] => utility
[patent_app_number] => 18/589980
[patent_app_country] => US
[patent_app_date] => 2024-02-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
[patent_figures_cnt] => 31
[patent_no_of_words] => 2154
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[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] => 18589980
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/589980 | Surgical staple cartridge for supporting surgical buttress material | Feb 27, 2024 | Issued |
Array
(
[id] => 19510075
[patent_doc_number] => 20240341761
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-10-17
[patent_title] => SURGICAL STAPLER ANVIL HAVING STAPLE FORMING POCKETS WITH LATERALLY VARYING ORIENTATIONS
[patent_app_type] => utility
[patent_app_number] => 18/588269
[patent_app_country] => US
[patent_app_date] => 2024-02-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 17047
[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] => 18588269
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/588269 | Surgical stapler anvil having staple forming pockets with laterally varying orientations | Feb 26, 2024 | Issued |
Array
(
[id] => 19584640
[patent_doc_number] => 20240382197
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-11-21
[patent_title] => SURGICAL STAPLER CARTRIDGE HAVING INTERMEDIATE RAISED TISSUE ENGAGEMENT PROTRUSIONS
[patent_app_type] => utility
[patent_app_number] => 18/588147
[patent_app_country] => US
[patent_app_date] => 2024-02-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 35685
[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] => 18588147
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/588147 | Surgical stapler cartridge having intermediate raised tissue engagement protrusions | Feb 26, 2024 | Issued |
Array
(
[id] => 19584644
[patent_doc_number] => 20240382201
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-11-21
[patent_title] => INCOMPATIBLE STAPLE CARTRIDGE USE PREVENTION FEATURES FOR SURGICAL STAPLER
[patent_app_type] => utility
[patent_app_number] => 18/588094
[patent_app_country] => US
[patent_app_date] => 2024-02-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 15608
[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] => 18588094
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/588094 | Incompatible staple cartridge use prevention features for surgical stapler | Feb 26, 2024 | Issued |
Array
(
[id] => 20355936
[patent_doc_number] => 12471913
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-11-18
[patent_title] => Method of surgical stapling
[patent_app_type] => utility
[patent_app_number] => 18/588684
[patent_app_country] => US
[patent_app_date] => 2024-02-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 117
[patent_figures_cnt] => 155
[patent_no_of_words] => 84080
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 191
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18588684
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/588684 | Method of surgical stapling | Feb 26, 2024 | Issued |
Array
(
[id] => 20171501
[patent_doc_number] => 12390220
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-08-19
[patent_title] => Surgical stapler cartridge having raised surface to promote buttress adhesion
[patent_app_type] => utility
[patent_app_number] => 18/588206
[patent_app_country] => US
[patent_app_date] => 2024-02-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 37
[patent_figures_cnt] => 48
[patent_no_of_words] => 30135
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 212
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18588206
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/588206 | Surgical stapler cartridge having raised surface to promote buttress adhesion | Feb 26, 2024 | Issued |
Array
(
[id] => 19378955
[patent_doc_number] => 20240268825
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-15
[patent_title] => FORCE MODULATING DEEP SKIN STAPLES AND INSTRUMENTS
[patent_app_type] => utility
[patent_app_number] => 18/583036
[patent_app_country] => US
[patent_app_date] => 2024-02-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 28544
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 130
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583036
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/583036 | Force modulating deep skin staples and instruments | Feb 20, 2024 | Issued |
Array
(
[id] => 20128365
[patent_doc_number] => 12370665
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-07-29
[patent_title] => Power tool motor control system and method
[patent_app_type] => utility
[patent_app_number] => 18/582370
[patent_app_country] => US
[patent_app_date] => 2024-02-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 0
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 113
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18582370
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/582370 | Power tool motor control system and method | Feb 19, 2024 | Issued |
Array
(
[id] => 19378949
[patent_doc_number] => 20240268819
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-15
[patent_title] => MEDICAL DEVICE BENDING DEVICES AND METHODS OF USE
[patent_app_type] => utility
[patent_app_number] => 18/581239
[patent_app_country] => US
[patent_app_date] => 2024-02-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4396
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18581239
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/581239 | Medical device bending devices and methods of use | Feb 18, 2024 | Issued |
Array
(
[id] => 20142602
[patent_doc_number] => 12376917
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-08-05
[patent_title] => Method for producing a surgical instrument comprising a smart electrical system
[patent_app_type] => utility
[patent_app_number] => 18/581172
[patent_app_country] => US
[patent_app_date] => 2024-02-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 360
[patent_figures_cnt] => 433
[patent_no_of_words] => 278314
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 168
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18581172
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/581172 | Method for producing a surgical instrument comprising a smart electrical system | Feb 18, 2024 | Issued |
Array
(
[id] => 19215846
[patent_doc_number] => 20240180550
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-06-06
[patent_title] => MEDICAL STAPLER FOR EFFICIENT SKIN AND TISSUE CLOSURE
[patent_app_type] => utility
[patent_app_number] => 18/438478
[patent_app_country] => US
[patent_app_date] => 2024-02-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4067
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -10
[patent_words_short_claim] => 106
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18438478
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/438478 | Medical stapler for efficient skin and tissue closure | Feb 10, 2024 | Issued |
Array
(
[id] => 19358929
[patent_doc_number] => 20240260963
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-08
[patent_title] => FASTENER CARTRIDGE COMPRISING NON-UNIFORM FASTENERS
[patent_app_type] => utility
[patent_app_number] => 18/436831
[patent_app_country] => US
[patent_app_date] => 2024-02-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 53775
[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] => 18436831
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/436831 | Fastener cartridge and fastener cartridge layer | Feb 7, 2024 | Issued |
Array
(
[id] => 19896555
[patent_doc_number] => 12274446
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-04-15
[patent_title] => Surgical stapler with apparatus for adjusting staple height
[patent_app_type] => utility
[patent_app_number] => 18/435337
[patent_app_country] => US
[patent_app_date] => 2024-02-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 31
[patent_figures_cnt] => 37
[patent_no_of_words] => 12635
[patent_no_of_claims] => 20
[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] => 18435337
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/435337 | Surgical stapler with apparatus for adjusting staple height | Feb 6, 2024 | Issued |
Array
(
[id] => 19185863
[patent_doc_number] => 20240164776
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-23
[patent_title] => CONTROL SYSTEMS FOR SURGICAL INSTRUMENTS
[patent_app_type] => utility
[patent_app_number] => 18/421044
[patent_app_country] => US
[patent_app_date] => 2024-01-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 74872
[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] => 18421044
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/421044 | Control systems for surgical instruments | Jan 23, 2024 | Issued |
Array
(
[id] => 19319205
[patent_doc_number] => 20240240748
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-07-18
[patent_title] => HANDHELD HANGER INSTALLATION DEVICE
[patent_app_type] => utility
[patent_app_number] => 18/414344
[patent_app_country] => US
[patent_app_date] => 2024-01-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9026
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 66
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18414344
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/414344 | Handheld hanger installation device | Jan 15, 2024 | Issued |
Array
(
[id] => 19884475
[patent_doc_number] => 12270171
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2025-04-08
[patent_title] => Drill attachment for driving ground anchors
[patent_app_type] => utility
[patent_app_number] => 18/410436
[patent_app_country] => US
[patent_app_date] => 2024-01-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 1777
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 98
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18410436
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/410436 | Drill attachment for driving ground anchors | Jan 10, 2024 | Issued |
Array
(
[id] => 19896556
[patent_doc_number] => 12274447
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2025-04-15
[patent_title] => Illumination systems for surgical staplers
[patent_app_type] => utility
[patent_app_number] => 18/394931
[patent_app_country] => US
[patent_app_date] => 2023-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 13
[patent_no_of_words] => 4354
[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] => 18394931
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/394931 | Illumination systems for surgical staplers | Dec 21, 2023 | Issued |
Array
(
[id] => 20066688
[patent_doc_number] => 20250204910
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-06-26
[patent_title] => SURGICAL STAPLERS WITH REMOVABLE AND REUSABLE CONTROL ATTACHMENTS
[patent_app_type] => utility
[patent_app_number] => 18/395200
[patent_app_country] => US
[patent_app_date] => 2023-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4283
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 102
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18395200
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/395200 | SURGICAL STAPLERS WITH REMOVABLE AND REUSABLE CONTROL ATTACHMENTS | Dec 21, 2023 | Pending |
Array
(
[id] => 20075878
[patent_doc_number] => 12349906
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-07-08
[patent_title] => Multidirectional apparatus
[patent_app_type] => utility
[patent_app_number] => 18/543682
[patent_app_country] => US
[patent_app_date] => 2023-12-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 19
[patent_no_of_words] => 2199
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 115
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18543682
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/543682 | Multidirectional apparatus | Dec 17, 2023 | Issued |
Array
(
[id] => 20048937
[patent_doc_number] => 20250187159
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-06-12
[patent_title] => Jam Shock Relief Mechanism for Gas Spring Fastening Tool
[patent_app_type] => utility
[patent_app_number] => 18/536723
[patent_app_country] => US
[patent_app_date] => 2023-12-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2269
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[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] => 18536723
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/536723 | Jam shock relief mechanism for gas spring fastening tool | Dec 11, 2023 | Issued |