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] => 8856848 [patent_doc_number] => 08459373 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-06-11 [patent_title] => 'Modified power tool' [patent_app_type] => utility [patent_app_number] => 12/655901 [patent_app_country] => US [patent_app_date] => 2010-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2910 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12655901 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/655901
Modified power tool Jan 7, 2010 Issued
Array ( [id] => 10128510 [patent_doc_number] => 09162331 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-10-20 [patent_title] => 'Electric tool and controlling method thereof' [patent_app_type] => utility [patent_app_number] => 13/143325 [patent_app_country] => US [patent_app_date] => 2010-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 19 [patent_no_of_words] => 7672 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13143325 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/143325
Electric tool and controlling method thereof Jan 3, 2010 Issued
Array ( [id] => 6388418 [patent_doc_number] => 20100163266 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-01 [patent_title] => 'Electric power tools' [patent_app_type] => utility [patent_app_number] => 12/654598 [patent_app_country] => US [patent_app_date] => 2009-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3339 [patent_no_of_claims] => 14 [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] => publications/A1/0163/20100163266.pdf [firstpage_image] =>[orig_patent_app_number] => 12654598 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/654598
Electric power tools Dec 23, 2009 Abandoned
Array ( [id] => 6275606 [patent_doc_number] => 20100154359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-24 [patent_title] => 'PROCESS AND MACHINE FOR THE FORMATION AND THE FILLING OF BAGS' [patent_app_type] => utility [patent_app_number] => 12/640269 [patent_app_country] => US [patent_app_date] => 2009-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4580 [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/A1/0154/20100154359.pdf [firstpage_image] =>[orig_patent_app_number] => 12640269 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/640269
Process and machine for the formation and the filling of bags Dec 16, 2009 Issued
Array ( [id] => 6501859 [patent_doc_number] => 20100218965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-02 [patent_title] => 'ROTARY SWITCH' [patent_app_type] => utility [patent_app_number] => 12/639818 [patent_app_country] => US [patent_app_date] => 2009-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3605 [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/A1/0218/20100218965.pdf [firstpage_image] =>[orig_patent_app_number] => 12639818 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/639818
Rotary switch Dec 15, 2009 Issued
Array ( [id] => 7985123 [patent_doc_number] => 08074854 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-12-13 [patent_title] => 'Safety nailing device' [patent_app_type] => utility [patent_app_number] => 12/635622 [patent_app_country] => US [patent_app_date] => 2009-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 2269 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 428 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/074/08074854.pdf [firstpage_image] =>[orig_patent_app_number] => 12635622 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/635622
Safety nailing device Dec 9, 2009 Issued
Array ( [id] => 7659559 [patent_doc_number] => 20110308828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-22 [patent_title] => 'POWER TOOL' [patent_app_type] => utility [patent_app_number] => 13/139910 [patent_app_country] => US [patent_app_date] => 2009-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10010 [patent_no_of_claims] => 9 [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/A1/0308/20110308828.pdf [firstpage_image] =>[orig_patent_app_number] => 13139910 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/139910
Power tool Dec 7, 2009 Issued
Array ( [id] => 7700092 [patent_doc_number] => 20110226498 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-22 [patent_title] => 'OIL LUBRICANT' [patent_app_type] => utility [patent_app_number] => 12/998783 [patent_app_country] => US [patent_app_date] => 2009-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6808 [patent_no_of_claims] => 17 [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/A1/0226/20110226498.pdf [firstpage_image] =>[orig_patent_app_number] => 12998783 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/998783
Oil lubricant Nov 26, 2009 Issued
Array ( [id] => 8673854 [patent_doc_number] => 08381959 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-02-26 [patent_title] => 'Stapler extension mechanism' [patent_app_type] => utility [patent_app_number] => 12/618808 [patent_app_country] => US [patent_app_date] => 2009-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 2161 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [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] => 12618808 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/618808
Stapler extension mechanism Nov 15, 2009 Issued
Array ( [id] => 9215200 [patent_doc_number] => 08627993 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-14 [patent_title] => 'Active braking electrical surgical instrument and method for braking such an instrument' [patent_app_type] => utility [patent_app_number] => 12/612525 [patent_app_country] => US [patent_app_date] => 2009-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 35 [patent_no_of_words] => 21235 [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] =>[firstpage_image] =>[orig_patent_app_number] => 12612525 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/612525
Active braking electrical surgical instrument and method for braking such an instrument Nov 3, 2009 Issued
Array ( [id] => 10635420 [patent_doc_number] => 09352912 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-05-31 [patent_title] => 'System and method of aligning items on a conveyor' [patent_app_type] => utility [patent_app_number] => 12/581681 [patent_app_country] => US [patent_app_date] => 2009-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 37 [patent_no_of_words] => 4752 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12581681 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/581681
System and method of aligning items on a conveyor Oct 18, 2009 Issued
Array ( [id] => 6058272 [patent_doc_number] => 20110198380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-18 [patent_title] => 'PNEUMATIC DRIVING MACHINE' [patent_app_type] => utility [patent_app_number] => 13/124014 [patent_app_country] => US [patent_app_date] => 2009-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 11105 [patent_no_of_claims] => 10 [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] => publications/A1/0198/20110198380.pdf [firstpage_image] =>[orig_patent_app_number] => 13124014 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/124014
Pneumatic driving machine Oct 12, 2009 Issued
Array ( [id] => 7576966 [patent_doc_number] => 20110290848 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-01 [patent_title] => 'SETTING DEVICE HAVING A MAGAZINE AND A PROVISIONING MODULE FOR JOINING ELEMENTS' [patent_app_type] => utility [patent_app_number] => 13/123867 [patent_app_country] => US [patent_app_date] => 2009-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6786 [patent_no_of_claims] => 26 [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/A1/0290/20110290848.pdf [firstpage_image] =>[orig_patent_app_number] => 13123867 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/123867
Setting device having a magazine and a provisioning module for joining elements Oct 11, 2009 Issued
Array ( [id] => 6521415 [patent_doc_number] => 20100269645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-28 [patent_title] => 'REACTION ADAPTORS FOR TORQUE POWER TOOLS AND METHODS OF USING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/574784 [patent_app_country] => US [patent_app_date] => 2009-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 14331 [patent_no_of_claims] => 22 [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/A1/0269/20100269645.pdf [firstpage_image] =>[orig_patent_app_number] => 12574784 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/574784
REACTION ADAPTORS FOR TORQUE POWER TOOLS AND METHODS OF USING THE SAME Oct 6, 2009 Abandoned
Array ( [id] => 5954631 [patent_doc_number] => 20110180285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-28 [patent_title] => 'IMPLEMENT HAVING AN OVERRUNNING CLUTCH' [patent_app_type] => utility [patent_app_number] => 13/056195 [patent_app_country] => US [patent_app_date] => 2009-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7451 [patent_no_of_claims] => 14 [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/A1/0180/20110180285.pdf [firstpage_image] =>[orig_patent_app_number] => 13056195 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/056195
IMPLEMENT HAVING AN OVERRUNNING CLUTCH Oct 4, 2009 Abandoned
Array ( [id] => 6169037 [patent_doc_number] => 20110174858 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-21 [patent_title] => 'Adjusting Mechanism for Nailing Power of Nailing Gun' [patent_app_type] => utility [patent_app_number] => 12/864090 [patent_app_country] => US [patent_app_date] => 2009-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3171 [patent_no_of_claims] => 10 [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/A1/0174/20110174858.pdf [firstpage_image] =>[orig_patent_app_number] => 12864090 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/864090
Adjusting mechanism for nailing power of nailing gun Sep 17, 2009 Issued
Array ( [id] => 7558340 [patent_doc_number] => 20110272171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-10 [patent_title] => 'LINEAR GUIDE FOR THE FALLING WEIGHT OF A PILE HAMMER' [patent_app_type] => utility [patent_app_number] => 13/125349 [patent_app_country] => US [patent_app_date] => 2009-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3114 [patent_no_of_claims] => 19 [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/A1/0272/20110272171.pdf [firstpage_image] =>[orig_patent_app_number] => 13125349 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/125349
LINEAR GUIDE FOR THE FALLING WEIGHT OF A PILE HAMMER Sep 16, 2009 Abandoned
Array ( [id] => 6294066 [patent_doc_number] => 20100065604 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-18 [patent_title] => 'LOCKOUT MECHANISM FOR A SURGICAL STAPLER' [patent_app_type] => utility [patent_app_number] => 12/558887 [patent_app_country] => US [patent_app_date] => 2009-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 4420 [patent_no_of_claims] => 23 [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/A1/0065/20100065604.pdf [firstpage_image] =>[orig_patent_app_number] => 12558887 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/558887
LOCKOUT MECHANISM FOR A SURGICAL STAPLER Sep 13, 2009 Abandoned
Array ( [id] => 8856847 [patent_doc_number] => 08459372 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-06-11 [patent_title] => 'Voltage sensing drill with automatic shut-off' [patent_app_type] => utility [patent_app_number] => 12/558402 [patent_app_country] => US [patent_app_date] => 2009-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1725 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12558402 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/558402
Voltage sensing drill with automatic shut-off Sep 10, 2009 Issued
Array ( [id] => 6559538 [patent_doc_number] => 20100059568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-11 [patent_title] => 'Low-effort, two-stage stapler' [patent_app_type] => utility [patent_app_number] => 12/584547 [patent_app_country] => US [patent_app_date] => 2009-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1927 [patent_no_of_claims] => 10 [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/A1/0059/20100059568.pdf [firstpage_image] =>[orig_patent_app_number] => 12584547 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/584547
Low-effort, two-stage stapler Sep 7, 2009 Issued
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