Search

Nathaniel C. Chukwurah

Examiner (ID: 17992)

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] => 5054089 [patent_doc_number] => 20070057010 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-15 [patent_title] => 'Kinetic hammer with self-feeding mechanism' [patent_app_type] => utility [patent_app_number] => 11/221255 [patent_app_country] => US [patent_app_date] => 2005-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6508 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0057/20070057010.pdf [firstpage_image] =>[orig_patent_app_number] => 11221255 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/221255
Kinetic hammer with self-feeding mechanism Sep 6, 2005 Abandoned
Array ( [id] => 5723573 [patent_doc_number] => 20060054333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-16 [patent_title] => 'Portable power tool, in particular a drilling hammer and/or impact hammer' [patent_app_type] => utility [patent_app_number] => 11/220112 [patent_app_country] => US [patent_app_date] => 2005-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1732 [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/A1/0054/20060054333.pdf [firstpage_image] =>[orig_patent_app_number] => 11220112 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/220112
Portable power tool, in particular a drilling hammer and/or impact hammer Sep 5, 2005 Issued
Array ( [id] => 5707612 [patent_doc_number] => 20060048956 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-09 [patent_title] => 'Screwdriving power tool with an axially operated percussion mechanism' [patent_app_type] => utility [patent_app_number] => 11/220750 [patent_app_country] => US [patent_app_date] => 2005-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3122 [patent_no_of_claims] => 10 [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/A1/0048/20060048956.pdf [firstpage_image] =>[orig_patent_app_number] => 11220750 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/220750
Screwdriving power tool with an axially operated percussion mechanism Sep 5, 2005 Issued
Array ( [id] => 438205 [patent_doc_number] => 07258261 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-08-21 [patent_title] => 'Nail gun extension and actuating apparatus' [patent_app_type] => utility [patent_app_number] => 11/217548 [patent_app_country] => US [patent_app_date] => 2005-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 1441 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/258/07258261.pdf [firstpage_image] =>[orig_patent_app_number] => 11217548 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/217548
Nail gun extension and actuating apparatus Sep 1, 2005 Issued
Array ( [id] => 5054092 [patent_doc_number] => 20070057013 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-15 [patent_title] => 'Nailer with ratchet-provided plunger mechanism' [patent_app_type] => utility [patent_app_number] => 11/217604 [patent_app_country] => US [patent_app_date] => 2005-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6670 [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] => publications/A1/0057/20070057013.pdf [firstpage_image] =>[orig_patent_app_number] => 11217604 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/217604
Nailer with ratchet-provided plunger mechanism Sep 1, 2005 Issued
Array ( [id] => 4912810 [patent_doc_number] => 20080093409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-04-24 [patent_title] => 'Stapler' [patent_app_type] => utility [patent_app_number] => 11/661965 [patent_app_country] => US [patent_app_date] => 2005-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4533 [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/A1/0093/20080093409.pdf [firstpage_image] =>[orig_patent_app_number] => 11661965 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/661965
Stapler Aug 31, 2005 Issued
Array ( [id] => 5145325 [patent_doc_number] => 20070045379 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-01 [patent_title] => 'Staple cartridges for forming staples having differing formed staple heights' [patent_app_type] => utility [patent_app_number] => 11/216562 [patent_app_country] => US [patent_app_date] => 2005-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 11826 [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/A1/0045/20070045379.pdf [firstpage_image] =>[orig_patent_app_number] => 11216562 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/216562
Staple cartridges for forming staples having differing formed staple heights Aug 30, 2005 Issued
Array ( [id] => 5897578 [patent_doc_number] => 20060042811 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-02 [patent_title] => 'Ground working implement and method for introducing a working element into the ground' [patent_app_type] => utility [patent_app_number] => 11/214804 [patent_app_country] => US [patent_app_date] => 2005-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2913 [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/A1/0042/20060042811.pdf [firstpage_image] =>[orig_patent_app_number] => 11214804 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/214804
Ground working implement and method for introducing a working element into the ground Aug 30, 2005 Issued
Array ( [id] => 5707611 [patent_doc_number] => 20060048955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-09 [patent_title] => 'Electric power tool having a drive mechanism that can be switched among drilling, percussion drilling, and chiseling modes of operation' [patent_app_type] => utility [patent_app_number] => 11/214964 [patent_app_country] => US [patent_app_date] => 2005-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1801 [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/A1/0048/20060048955.pdf [firstpage_image] =>[orig_patent_app_number] => 11214964 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/214964
Electric power tool having a drive mechanism that can be switched among drilling, percussion drilling, and chiseling modes of operation Aug 29, 2005 Issued
Array ( [id] => 5053837 [patent_doc_number] => 20070056758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-15 [patent_title] => 'Rear exhaust type pneumatic tool' [patent_app_type] => utility [patent_app_number] => 11/209809 [patent_app_country] => US [patent_app_date] => 2005-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1868 [patent_no_of_claims] => 2 [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/A1/0056/20070056758.pdf [firstpage_image] =>[orig_patent_app_number] => 11209809 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/209809
Rear exhaust type pneumatic tool Aug 23, 2005 Abandoned
Array ( [id] => 269570 [patent_doc_number] => 07562801 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-07-21 [patent_title] => 'Stapler with guide' [patent_app_type] => utility [patent_app_number] => 11/207719 [patent_app_country] => US [patent_app_date] => 2005-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2910 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/562/07562801.pdf [firstpage_image] =>[orig_patent_app_number] => 11207719 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/207719
Stapler with guide Aug 21, 2005 Issued
Array ( [id] => 463575 [patent_doc_number] => 07234624 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-06-26 [patent_title] => 'Surgical stapling device for performing circular anastomoses' [patent_app_type] => utility [patent_app_number] => 11/208667 [patent_app_country] => US [patent_app_date] => 2005-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 90 [patent_figures_cnt] => 155 [patent_no_of_words] => 18441 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/234/07234624.pdf [firstpage_image] =>[orig_patent_app_number] => 11208667 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/208667
Surgical stapling device for performing circular anastomoses Aug 21, 2005 Issued
Array ( [id] => 5588394 [patent_doc_number] => 20060037845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-02-23 [patent_title] => 'Breaker mounting bracket' [patent_app_type] => utility [patent_app_number] => 11/206946 [patent_app_country] => US [patent_app_date] => 2005-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6264 [patent_no_of_claims] => 6 [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/A1/0037/20060037845.pdf [firstpage_image] =>[orig_patent_app_number] => 11206946 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/206946
Breaker mounting bracket Aug 16, 2005 Issued
Array ( [id] => 5151782 [patent_doc_number] => 20070034664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-15 [patent_title] => 'Spring-powered stapler' [patent_app_type] => utility [patent_app_number] => 11/192793 [patent_app_country] => US [patent_app_date] => 2005-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2828 [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] => publications/A1/0034/20070034664.pdf [firstpage_image] =>[orig_patent_app_number] => 11192793 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/192793
Spring-powered stapler Jul 29, 2005 Issued
Array ( [id] => 5773496 [patent_doc_number] => 20060102687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-18 [patent_title] => 'Fastener Device' [patent_app_type] => utility [patent_app_number] => 11/193041 [patent_app_country] => US [patent_app_date] => 2005-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2377 [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/A1/0102/20060102687.pdf [firstpage_image] =>[orig_patent_app_number] => 11193041 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/193041
Fastener Device Jul 28, 2005 Abandoned
Array ( [id] => 5628426 [patent_doc_number] => 20060144894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-06 [patent_title] => 'Stapler with improved base construction' [patent_app_type] => utility [patent_app_number] => 11/192325 [patent_app_country] => US [patent_app_date] => 2005-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3218 [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/A1/0144/20060144894.pdf [firstpage_image] =>[orig_patent_app_number] => 11192325 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/192325
Stapler with improved base construction Jul 28, 2005 Issued
Array ( [id] => 273288 [patent_doc_number] => 07559451 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-07-14 [patent_title] => 'Full thickness resectioning device' [patent_app_type] => utility [patent_app_number] => 11/192575 [patent_app_country] => US [patent_app_date] => 2005-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 3657 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/559/07559451.pdf [firstpage_image] =>[orig_patent_app_number] => 11192575 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/192575
Full thickness resectioning device Jul 28, 2005 Issued
Array ( [id] => 5819828 [patent_doc_number] => 20060024141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-02-02 [patent_title] => 'Power tool with an intermittent angular torque pulse' [patent_app_type] => utility [patent_app_number] => 11/192855 [patent_app_country] => US [patent_app_date] => 2005-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4305 [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/A1/0024/20060024141.pdf [firstpage_image] =>[orig_patent_app_number] => 11192855 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/192855
Power tool with an intermittent angular torque pulse Jul 27, 2005 Abandoned
Array ( [id] => 5762686 [patent_doc_number] => 20060016625 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-01-26 [patent_title] => 'Hydraulic drilling machine for working in a small space' [patent_app_type] => utility [patent_app_number] => 11/182079 [patent_app_country] => US [patent_app_date] => 2005-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5081 [patent_no_of_claims] => 25 [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/A1/0016/20060016625.pdf [firstpage_image] =>[orig_patent_app_number] => 11182079 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/182079
Hydraulic drilling machine for working in a small space Jul 14, 2005 Issued
Array ( [id] => 4707509 [patent_doc_number] => 20080296035 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-04 [patent_title] => 'Striking Device in Particular a Hydraulic Hammer Driven' [patent_app_type] => utility [patent_app_number] => 11/658071 [patent_app_country] => US [patent_app_date] => 2005-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 6368 [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/A1/0296/20080296035.pdf [firstpage_image] =>[orig_patent_app_number] => 11658071 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/658071
Hydraulic impact hammer with overpressure and piston-overtravel protection Jul 1, 2005 Issued
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