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] => 7505700 [patent_doc_number] => 20110253406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-20 [patent_title] => 'PORTABLE POWER TOOL BATTERY' [patent_app_type] => utility [patent_app_number] => 13/089706 [patent_app_country] => US [patent_app_date] => 2011-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1990 [patent_no_of_claims] => 8 [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/A1/0253/20110253406.pdf [firstpage_image] =>[orig_patent_app_number] => 13089706 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/089706
PORTABLE POWER TOOL BATTERY Apr 18, 2011 Abandoned
Array ( [id] => 7558433 [patent_doc_number] => 20110272264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-10 [patent_title] => 'GRINDER' [patent_app_type] => utility [patent_app_number] => 13/088848 [patent_app_country] => US [patent_app_date] => 2011-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5039 [patent_no_of_claims] => 16 [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/A1/0272/20110272264.pdf [firstpage_image] =>[orig_patent_app_number] => 13088848 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/088848
Grinder Apr 17, 2011 Issued
Array ( [id] => 9231215 [patent_doc_number] => 08596515 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-03 [patent_title] => 'Staple position sensor system' [patent_app_type] => utility [patent_app_number] => 13/086547 [patent_app_country] => US [patent_app_date] => 2011-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 4857 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13086547 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/086547
Staple position sensor system Apr 13, 2011 Issued
Array ( [id] => 9349139 [patent_doc_number] => 08668025 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-03-11 [patent_title] => 'Hand-guided work apparatus' [patent_app_type] => utility [patent_app_number] => 13/087025 [patent_app_country] => US [patent_app_date] => 2011-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 2840 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13087025 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/087025
Hand-guided work apparatus Apr 13, 2011 Issued
Array ( [id] => 7479434 [patent_doc_number] => 20110248066 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-13 [patent_title] => 'HAMMER TACKER' [patent_app_type] => utility [patent_app_number] => 13/081214 [patent_app_country] => US [patent_app_date] => 2011-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1790 [patent_no_of_claims] => 7 [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/A1/0248/20110248066.pdf [firstpage_image] =>[orig_patent_app_number] => 13081214 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/081214
HAMMER TACKER Apr 5, 2011 Abandoned
Array ( [id] => 8748045 [patent_doc_number] => 08413867 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-04-09 [patent_title] => 'Portable fastener driving device' [patent_app_type] => utility [patent_app_number] => 13/080467 [patent_app_country] => US [patent_app_date] => 2011-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 32 [patent_no_of_words] => 14730 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13080467 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/080467
Portable fastener driving device Apr 4, 2011 Issued
Array ( [id] => 9111495 [patent_doc_number] => 08567656 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-10-29 [patent_title] => 'Staple cartridges for forming staples having differing formed staple heights' [patent_app_type] => utility [patent_app_number] => 13/072923 [patent_app_country] => US [patent_app_date] => 2011-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 52 [patent_figures_cnt] => 96 [patent_no_of_words] => 20107 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 7 [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] => 13072923 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/072923
Staple cartridges for forming staples having differing formed staple heights Mar 27, 2011 Issued
Array ( [id] => 6169063 [patent_doc_number] => 20110174864 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-21 [patent_title] => 'ENDOSCOPIC STAPLING DEVICES AND METHODS' [patent_app_type] => utility [patent_app_number] => 13/053133 [patent_app_country] => US [patent_app_date] => 2011-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 10252 [patent_no_of_claims] => 243 [patent_no_of_ind_claims] => 30 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0174/20110174864.pdf [firstpage_image] =>[orig_patent_app_number] => 13053133 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/053133
Endoscopic stapling devices and methods Mar 20, 2011 Issued
Array ( [id] => 8402837 [patent_doc_number] => 20120234893 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-20 [patent_title] => 'SURGICAL INSTRUMENTS WITH LOCKABLE ARTICULATING END EFFECTOR' [patent_app_type] => utility [patent_app_number] => 13/048566 [patent_app_country] => US [patent_app_date] => 2011-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 36 [patent_no_of_words] => 15214 [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] => 13048566 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/048566
Surgical instruments with lockable articulating end effector Mar 14, 2011 Issued
Array ( [id] => 8402833 [patent_doc_number] => 20120234896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-20 [patent_title] => 'SURGICAL STAPLE CARTRIDGES' [patent_app_type] => utility [patent_app_number] => 13/048598 [patent_app_country] => US [patent_app_date] => 2011-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5119 [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] => 13048598 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/048598
Surgical staple cartridges Mar 14, 2011 Issued
Array ( [id] => 8072613 [patent_doc_number] => 20110240710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-06 [patent_title] => 'NAIL GUN CAPABLE OF PREVENTING ITS TRIGGER FROM BEING PULLED IN NAIL-EMPTY CONDITION' [patent_app_type] => utility [patent_app_number] => 13/047087 [patent_app_country] => US [patent_app_date] => 2011-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2233 [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/A1/0240/20110240710.pdf [firstpage_image] =>[orig_patent_app_number] => 13047087 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/047087
Nail gun capable of preventing its trigger from being pulled in nail-empty condition Mar 13, 2011 Issued
Array ( [id] => 8634089 [patent_doc_number] => 20130025892 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-31 [patent_title] => 'Power Tool' [patent_app_type] => utility [patent_app_number] => 13/496856 [patent_app_country] => US [patent_app_date] => 2011-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 12522 [patent_no_of_claims] => 5 [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] => 13496856 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/496856
Power Tool Mar 10, 2011 Abandoned
Array ( [id] => 6073409 [patent_doc_number] => 20110139474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-16 [patent_title] => 'PNEUMATIC IMPACT TOOL' [patent_app_type] => utility [patent_app_number] => 13/033217 [patent_app_country] => US [patent_app_date] => 2011-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 35 [patent_no_of_words] => 10074 [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/A1/0139/20110139474.pdf [firstpage_image] =>[orig_patent_app_number] => 13033217 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/033217
PNEUMATIC IMPACT TOOL Feb 22, 2011 Abandoned
Array ( [id] => 6136102 [patent_doc_number] => 20110127058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-02 [patent_title] => 'Power Tool' [patent_app_type] => utility [patent_app_number] => 13/022671 [patent_app_country] => US [patent_app_date] => 2011-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4562 [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/A1/0127/20110127058.pdf [firstpage_image] =>[orig_patent_app_number] => 13022671 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/022671
Power tool Feb 7, 2011 Issued
Array ( [id] => 10505600 [patent_doc_number] => 09233460 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-01-12 [patent_title] => 'Control element for a hand power tool' [patent_app_type] => utility [patent_app_number] => 13/578830 [patent_app_country] => US [patent_app_date] => 2011-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2670 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13578830 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/578830
Control element for a hand power tool Feb 2, 2011 Issued
Array ( [id] => 5962545 [patent_doc_number] => 20110147434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-23 [patent_title] => 'SURGICAL STAPLING SYSTEMS THAT PRODUCE FORMED STAPLES HAVING DIFFERENT LENGTHS' [patent_app_type] => utility [patent_app_number] => 13/020263 [patent_app_country] => US [patent_app_date] => 2011-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 75 [patent_figures_cnt] => 75 [patent_no_of_words] => 17822 [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/A1/0147/20110147434.pdf [firstpage_image] =>[orig_patent_app_number] => 13020263 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/020263
Surgical stapling systems that produce formed staples having different lengths Feb 2, 2011 Issued
Array ( [id] => 6104477 [patent_doc_number] => 20110186317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-04 [patent_title] => 'MANUALLY OPERATED HAMMER DRILL' [patent_app_type] => utility [patent_app_number] => 13/015648 [patent_app_country] => US [patent_app_date] => 2011-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3976 [patent_no_of_claims] => 11 [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/A1/0186/20110186317.pdf [firstpage_image] =>[orig_patent_app_number] => 13015648 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/015648
Manually operated hammer drill Jan 27, 2011 Issued
Array ( [id] => 8310156 [patent_doc_number] => 20120187179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-26 [patent_title] => 'Buttress Film With Hemostatic Action For Surgical Stapling Apparatus' [patent_app_type] => utility [patent_app_number] => 13/013977 [patent_app_country] => US [patent_app_date] => 2011-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7311 [patent_no_of_claims] => 24 [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] => 13013977 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/013977
Buttress film with hemostatic action for surgical stapling apparatus Jan 25, 2011 Issued
Array ( [id] => 7648460 [patent_doc_number] => 20110297728 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-08 [patent_title] => 'NAILING DEPTH ADJUSTING DEVICE OF A PALM-TYPE NAIL GUN' [patent_app_type] => utility [patent_app_number] => 13/013226 [patent_app_country] => US [patent_app_date] => 2011-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4014 [patent_no_of_claims] => 5 [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/A1/0297/20110297728.pdf [firstpage_image] =>[orig_patent_app_number] => 13013226 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/013226
NAILING DEPTH ADJUSTING DEVICE OF A PALM-TYPE NAIL GUN Jan 24, 2011 Abandoned
Array ( [id] => 8224452 [patent_doc_number] => 20120138655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-07 [patent_title] => 'METHOD FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE TOOL AND THE THUS CONTROLLED TOOL' [patent_app_type] => utility [patent_app_number] => 13/009026 [patent_app_country] => US [patent_app_date] => 2011-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3006 [patent_no_of_claims] => 16 [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] => 13009026 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/009026
Method for controlling an internal combustion engine tool and the thus controlled tool Jan 18, 2011 Issued
Menu