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] => 7648458 [patent_doc_number] => 20110297726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-08 [patent_title] => 'DRIVE-IN DEVICE FOR FASTENING MEANS' [patent_app_type] => utility [patent_app_number] => 13/201964 [patent_app_country] => US [patent_app_date] => 2010-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2731 [patent_no_of_claims] => 8 [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/A1/0297/20110297726.pdf [firstpage_image] =>[orig_patent_app_number] => 13201964 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/201964
Drive-in device for fastening means Feb 16, 2010 Issued
Array ( [id] => 8553594 [patent_doc_number] => 08328061 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-12-11 [patent_title] => 'Surgical instrument for joining tissue' [patent_app_type] => utility [patent_app_number] => 12/698255 [patent_app_country] => US [patent_app_date] => 2010-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 20 [patent_no_of_words] => 7737 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12698255 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/698255
Surgical instrument for joining tissue Feb 1, 2010 Issued
Array ( [id] => 9252895 [patent_doc_number] => 08616301 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-31 [patent_title] => 'Pneumatic hammer mechanism' [patent_app_type] => utility [patent_app_number] => 12/697051 [patent_app_country] => US [patent_app_date] => 2010-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4955 [patent_no_of_claims] => 7 [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] => 12697051 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/697051
Pneumatic hammer mechanism Jan 28, 2010 Issued
Array ( [id] => 9867855 [patent_doc_number] => 08955615 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-02-17 [patent_title] => 'Pneumatic hammer mechanism' [patent_app_type] => utility [patent_app_number] => 12/697075 [patent_app_country] => US [patent_app_date] => 2010-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5083 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12697075 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/697075
Pneumatic hammer mechanism Jan 28, 2010 Issued
Array ( [id] => 10096246 [patent_doc_number] => 09132541 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-15 [patent_title] => 'Pneumatic hammer mechanism and control method' [patent_app_type] => utility [patent_app_number] => 12/697066 [patent_app_country] => US [patent_app_date] => 2010-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5101 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12697066 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/697066
Pneumatic hammer mechanism and control method Jan 28, 2010 Issued
Array ( [id] => 6427428 [patent_doc_number] => 20100186980 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-29 [patent_title] => 'Power-Driven Hand-Held Tool' [patent_app_type] => utility [patent_app_number] => 12/695400 [patent_app_country] => US [patent_app_date] => 2010-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1927 [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] => publications/A1/0186/20100186980.pdf [firstpage_image] =>[orig_patent_app_number] => 12695400 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/695400
Power-driven hand-held tool Jan 27, 2010 Issued
Array ( [id] => 6545605 [patent_doc_number] => 20100127042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-27 [patent_title] => 'Staple Cartridges for Forming Staples Having Differing Formed Staple Heights.' [patent_app_type] => utility [patent_app_number] => 12/695359 [patent_app_country] => US [patent_app_date] => 2010-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 11827 [patent_no_of_claims] => 22 [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/A1/0127/20100127042.pdf [firstpage_image] =>[orig_patent_app_number] => 12695359 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/695359
Surgical stapling devices for forming staples with different formed heights Jan 27, 2010 Issued
Array ( [id] => 8723964 [patent_doc_number] => 08403073 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-03-26 [patent_title] => 'Changeover operation device' [patent_app_type] => utility [patent_app_number] => 12/656344 [patent_app_country] => US [patent_app_date] => 2010-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 6423 [patent_no_of_claims] => 20 [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] => 12656344 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/656344
Changeover operation device Jan 26, 2010 Issued
Array ( [id] => 6192723 [patent_doc_number] => 20110024477 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-03 [patent_title] => 'Driven Surgical Stapler Improvements' [patent_app_type] => utility [patent_app_number] => 12/693460 [patent_app_country] => US [patent_app_date] => 2010-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3922 [patent_no_of_claims] => 1 [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/A1/0024/20110024477.pdf [firstpage_image] =>[orig_patent_app_number] => 12693460 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/693460
Driven Surgical Stapler Improvements Jan 25, 2010 Abandoned
Array ( [id] => 5955208 [patent_doc_number] => 20110180581 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-28 [patent_title] => 'Resetting and Driving Mechanism for Nail Driving Rod in Pneumatic Nailer having Embedded Air Compressor' [patent_app_type] => utility [patent_app_number] => 12/692623 [patent_app_country] => US [patent_app_date] => 2010-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 6550 [patent_no_of_claims] => 26 [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/A1/0180/20110180581.pdf [firstpage_image] =>[orig_patent_app_number] => 12692623 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/692623
Resetting and Driving Mechanism for Nail Driving Rod in Pneumatic Nailer having Embedded Air Compressor Jan 23, 2010 Abandoned
Array ( [id] => 6183626 [patent_doc_number] => 20110168755 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-14 [patent_title] => 'NAILING DEVICE ADAPTED FOR NAIL UNITS OF DIFFERENT SIZES' [patent_app_type] => utility [patent_app_number] => 12/692589 [patent_app_country] => US [patent_app_date] => 2010-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1498 [patent_no_of_claims] => 6 [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/A1/0168/20110168755.pdf [firstpage_image] =>[orig_patent_app_number] => 12692589 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/692589
NAILING DEVICE ADAPTED FOR NAIL UNITS OF DIFFERENT SIZES Jan 22, 2010 Abandoned
Array ( [id] => 5955214 [patent_doc_number] => 20110180585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-28 [patent_title] => 'Surgical Instrument Having a Drive Assembly' [patent_app_type] => utility [patent_app_number] => 12/692052 [patent_app_country] => US [patent_app_date] => 2010-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 36 [patent_no_of_words] => 8669 [patent_no_of_claims] => 13 [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/A1/0180/20110180585.pdf [firstpage_image] =>[orig_patent_app_number] => 12692052 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/692052
Surgical instrument having a drive assembly Jan 21, 2010 Issued
Array ( [id] => 5978719 [patent_doc_number] => 20110094762 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-04-28 [patent_title] => 'Electric Power Tool with Communication Line to Battery Pack' [patent_app_type] => utility [patent_app_number] => 12/690363 [patent_app_country] => US [patent_app_date] => 2010-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3003 [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/A1/0094/20110094762.pdf [firstpage_image] =>[orig_patent_app_number] => 12690363 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/690363
Electric power tool with communication line to battery pack Jan 19, 2010 Issued
Array ( [id] => 9237501 [patent_doc_number] => 08602286 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-10 [patent_title] => 'Apparatus for feeding staples in a low profile surgical stapler' [patent_app_type] => utility [patent_app_number] => 12/690285 [patent_app_country] => US [patent_app_date] => 2010-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 41 [patent_no_of_words] => 7648 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12690285 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/690285
Apparatus for feeding staples in a low profile surgical stapler Jan 19, 2010 Issued
Array ( [id] => 9439111 [patent_doc_number] => 08708211 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-29 [patent_title] => 'Powered surgical instrument with secondary circuit board' [patent_app_type] => utility [patent_app_number] => 12/689386 [patent_app_country] => US [patent_app_date] => 2010-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3539 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12689386 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/689386
Powered surgical instrument with secondary circuit board Jan 18, 2010 Issued
Array ( [id] => 6472768 [patent_doc_number] => 20100212923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-26 [patent_title] => 'POWER TOOL' [patent_app_type] => utility [patent_app_number] => 12/688942 [patent_app_country] => US [patent_app_date] => 2010-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2480 [patent_no_of_claims] => 8 [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/A1/0212/20100212923.pdf [firstpage_image] =>[orig_patent_app_number] => 12688942 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/688942
Power tool Jan 17, 2010 Issued
Array ( [id] => 7723102 [patent_doc_number] => 08096368 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-01-17 [patent_title] => 'Fence post installation and anchoring system' [patent_app_type] => utility [patent_app_number] => 12/687247 [patent_app_country] => US [patent_app_date] => 2010-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5323 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/096/08096368.pdf [firstpage_image] =>[orig_patent_app_number] => 12687247 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/687247
Fence post installation and anchoring system Jan 13, 2010 Issued
Array ( [id] => 7526132 [patent_doc_number] => 08042719 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-10-25 [patent_title] => 'Powder-actuated fastener-driving device having sound-absorbing function' [patent_app_type] => utility [patent_app_number] => 12/686846 [patent_app_country] => US [patent_app_date] => 2010-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 4684 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 444 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/042/08042719.pdf [firstpage_image] =>[orig_patent_app_number] => 12686846 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/686846
Powder-actuated fastener-driving device having sound-absorbing function Jan 12, 2010 Issued
Array ( [id] => 6113117 [patent_doc_number] => 20110073342 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-03-31 [patent_title] => 'DEVICE FOR DRIVING INSTRUMENTS AND TOOLS AND THE USE THEREOF' [patent_app_type] => utility [patent_app_number] => 12/685328 [patent_app_country] => US [patent_app_date] => 2010-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6317 [patent_no_of_claims] => 21 [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/A1/0073/20110073342.pdf [firstpage_image] =>[orig_patent_app_number] => 12685328 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/685328
DEVICE FOR DRIVING INSTRUMENTS AND TOOLS AND THE USE THEREOF Jan 10, 2010 Abandoned
Array ( [id] => 9760474 [patent_doc_number] => 08844785 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-09-30 [patent_title] => 'Powered stapler and method of operating same' [patent_app_type] => utility [patent_app_number] => 13/146128 [patent_app_country] => US [patent_app_date] => 2010-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4589 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13146128 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/146128
Powered stapler and method of operating same Jan 7, 2010 Issued
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