Search

Nathaniel C Chukwurah

Examiner (ID: 17992, Phone: (571)272-4457 , Office: P/3721 )

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] => 9606394 [patent_doc_number] => 08783543 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-22 [patent_title] => 'Tissue acquisition arrangements and methods for surgical stapling devices' [patent_app_type] => utility [patent_app_number] => 12/846964 [patent_app_country] => US [patent_app_date] => 2010-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 61 [patent_figures_cnt] => 63 [patent_no_of_words] => 14719 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 6 [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] => 12846964 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/846964
Tissue acquisition arrangements and methods for surgical stapling devices Jul 29, 2010 Issued
Array ( [id] => 9619576 [patent_doc_number] => 08789740 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-29 [patent_title] => 'Linear cutting and stapling device with selectively disengageable cutting member' [patent_app_type] => utility [patent_app_number] => 12/846986 [patent_app_country] => US [patent_app_date] => 2010-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 25 [patent_no_of_words] => 7534 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12846986 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/846986
Linear cutting and stapling device with selectively disengageable cutting member Jul 29, 2010 Issued
Array ( [id] => 8563317 [patent_doc_number] => 20120325888 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-27 [patent_title] => 'TILTABLE AND REPOSITIONABLE ANVIL ASSEMBLY FOR STAPLER AND STAPLER COMPRISING THE SAME' [patent_app_type] => utility [patent_app_number] => 13/582762 [patent_app_country] => US [patent_app_date] => 2010-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4663 [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] => 13582762 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/582762
Tiltable and respositionable anvil assembly for stapler and stapler comprising the same Jul 29, 2010 Issued
Array ( [id] => 8628105 [patent_doc_number] => 08360168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-01-29 [patent_title] => 'Power tool' [patent_app_type] => utility [patent_app_number] => 12/847289 [patent_app_country] => US [patent_app_date] => 2010-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 6048 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12847289 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/847289
Power tool Jul 29, 2010 Issued
Array ( [id] => 9353680 [patent_doc_number] => 08672207 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-03-18 [patent_title] => 'Transwall visualization arrangements and methods for surgical circular staplers' [patent_app_type] => utility [patent_app_number] => 12/846956 [patent_app_country] => US [patent_app_date] => 2010-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 61 [patent_figures_cnt] => 63 [patent_no_of_words] => 14489 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [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] => 12846956 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/846956
Transwall visualization arrangements and methods for surgical circular staplers Jul 29, 2010 Issued
Array ( [id] => 10880912 [patent_doc_number] => 08905285 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-09 [patent_title] => 'Electric stapler' [patent_app_type] => utility [patent_app_number] => 12/847390 [patent_app_country] => US [patent_app_date] => 2010-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 6536 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12847390 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/847390
Electric stapler Jul 29, 2010 Issued
Array ( [id] => 8800978 [patent_doc_number] => 08439246 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-05-14 [patent_title] => 'Surgical stapler with cartridge-adjustable clamp gap' [patent_app_type] => utility [patent_app_number] => 12/840156 [patent_app_country] => US [patent_app_date] => 2010-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 29 [patent_no_of_words] => 11930 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [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] => 12840156 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/840156
Surgical stapler with cartridge-adjustable clamp gap Jul 19, 2010 Issued
Array ( [id] => 6436288 [patent_doc_number] => 20100282483 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-11 [patent_title] => 'ACTUATION APPARATUS FOR POWER TOOL' [patent_app_type] => utility [patent_app_number] => 12/838573 [patent_app_country] => US [patent_app_date] => 2010-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2554 [patent_no_of_claims] => 9 [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] => publications/A1/0282/20100282483.pdf [firstpage_image] =>[orig_patent_app_number] => 12838573 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/838573
Actuation apparatus for power tool Jul 18, 2010 Issued
Array ( [id] => 7727755 [patent_doc_number] => 20120012635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-19 [patent_title] => 'STAPLER FOR PREVENTING SIMULTANEOUS DISPENSING OF MULTIPLE STAPLES' [patent_app_type] => utility [patent_app_number] => 12/837907 [patent_app_country] => US [patent_app_date] => 2010-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3032 [patent_no_of_claims] => 13 [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] => publications/A1/0012/20120012635.pdf [firstpage_image] =>[orig_patent_app_number] => 12837907 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/837907
STAPLER FOR PREVENTING SIMULTANEOUS DISPENSING OF MULTIPLE STAPLES Jul 15, 2010 Abandoned
Array ( [id] => 9298459 [patent_doc_number] => 08646673 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-02-11 [patent_title] => 'Surgical stapling instrument' [patent_app_type] => utility [patent_app_number] => 12/830010 [patent_app_country] => US [patent_app_date] => 2010-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 4990 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12830010 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/830010
Surgical stapling instrument Jul 1, 2010 Issued
Array ( [id] => 10620992 [patent_doc_number] => 09339925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-05-17 [patent_title] => 'Fastener driving device with dust blower' [patent_app_type] => utility [patent_app_number] => 12/829226 [patent_app_country] => US [patent_app_date] => 2010-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4899 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12829226 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/829226
Fastener driving device with dust blower Jun 30, 2010 Issued
Array ( [id] => 11683841 [patent_doc_number] => 09681873 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-20 [patent_title] => 'Electrical surgical stapling instrument with tissue compressive force control' [patent_app_type] => utility [patent_app_number] => 12/793962 [patent_app_country] => US [patent_app_date] => 2010-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 35 [patent_no_of_words] => 21275 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12793962 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/793962
Electrical surgical stapling instrument with tissue compressive force control Jun 3, 2010 Issued
Array ( [id] => 11683841 [patent_doc_number] => 09681873 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-20 [patent_title] => 'Electrical surgical stapling instrument with tissue compressive force control' [patent_app_type] => utility [patent_app_number] => 12/793962 [patent_app_country] => US [patent_app_date] => 2010-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 35 [patent_no_of_words] => 21275 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12793962 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/793962
Electrical surgical stapling instrument with tissue compressive force control Jun 3, 2010 Issued
Array ( [id] => 10541121 [patent_doc_number] => 09266228 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-02-23 [patent_title] => 'Hand-held power tool' [patent_app_type] => utility [patent_app_number] => 13/381459 [patent_app_country] => US [patent_app_date] => 2010-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8033 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13381459 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/381459
Hand-held power tool Jun 1, 2010 Issued
Array ( [id] => 8338617 [patent_doc_number] => 08240538 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-08-14 [patent_title] => 'True multi-fire surgical stapler with two-sided staple deployment' [patent_app_type] => utility [patent_app_number] => 12/788571 [patent_app_country] => US [patent_app_date] => 2010-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1122 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12788571 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/788571
True multi-fire surgical stapler with two-sided staple deployment May 26, 2010 Issued
Array ( [id] => 9343231 [patent_doc_number] => 08662369 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-03-04 [patent_title] => 'Barbed surgical staple' [patent_app_type] => utility [patent_app_number] => 12/788911 [patent_app_country] => US [patent_app_date] => 2010-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2136 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [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] => 12788911 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/788911
Barbed surgical staple May 26, 2010 Issued
Array ( [id] => 8304450 [patent_doc_number] => 08225980 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-07-24 [patent_title] => 'True multi-fire surgical stapler with buttress strip' [patent_app_type] => utility [patent_app_number] => 12/783389 [patent_app_country] => US [patent_app_date] => 2010-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1025 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [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] => 12783389 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/783389
True multi-fire surgical stapler with buttress strip May 18, 2010 Issued
Array ( [id] => 9226324 [patent_doc_number] => 08631987 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-21 [patent_title] => 'Pneumatically powered surgical cutting and fastening instrument with a variable control of the actuating rate of firing with mechanical power assist' [patent_app_type] => utility [patent_app_number] => 12/781575 [patent_app_country] => US [patent_app_date] => 2010-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 72 [patent_figures_cnt] => 96 [patent_no_of_words] => 31525 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [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] => 12781575 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/781575
Pneumatically powered surgical cutting and fastening instrument with a variable control of the actuating rate of firing with mechanical power assist May 16, 2010 Issued
Array ( [id] => 6515489 [patent_doc_number] => 20100230465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-16 [patent_title] => 'Methods for Cryptographic Identification of Interchangeable Parts for Surgical Instruments' [patent_app_type] => utility [patent_app_number] => 12/778800 [patent_app_country] => US [patent_app_date] => 2010-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 54 [patent_figures_cnt] => 54 [patent_no_of_words] => 29511 [patent_no_of_claims] => 25 [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] => publications/A1/0230/20100230465.pdf [firstpage_image] =>[orig_patent_app_number] => 12778800 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/778800
Methods for cryptographic identification of interchangeable parts for surgical instruments May 11, 2010 Issued
Array ( [id] => 8420314 [patent_doc_number] => 08276799 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-02 [patent_title] => 'Front-depression stapling device' [patent_app_type] => utility [patent_app_number] => 12/772239 [patent_app_country] => US [patent_app_date] => 2010-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 2807 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 536 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12772239 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/772239
Front-depression stapling device May 2, 2010 Issued
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