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] => 5268229 [patent_doc_number] => 20090072004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-19 [patent_title] => 'POWERED INSULATED STAPLE GUN' [patent_app_type] => utility [patent_app_number] => 12/210714 [patent_app_country] => US [patent_app_date] => 2008-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2742 [patent_no_of_claims] => 18 [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/A1/0072/20090072004.pdf [firstpage_image] =>[orig_patent_app_number] => 12210714 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/210714
POWERED INSULATED STAPLE GUN Sep 14, 2008 Abandoned
Array ( [id] => 5425258 [patent_doc_number] => 20090084568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-02 [patent_title] => 'Impact power tool' [patent_app_type] => utility [patent_app_number] => 12/232202 [patent_app_country] => US [patent_app_date] => 2008-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3013 [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/A1/0084/20090084568.pdf [firstpage_image] =>[orig_patent_app_number] => 12232202 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/232202
Impact power tool Sep 11, 2008 Issued
Array ( [id] => 6294060 [patent_doc_number] => 20100065602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-18 [patent_title] => 'COMBUSTION POWER SOURCE WITH BACK PRESSURE RELEASE FOR COMBUSTION POWERED FASTENER-DRIVING TOOL' [patent_app_type] => utility [patent_app_number] => 12/209831 [patent_app_country] => US [patent_app_date] => 2008-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3247 [patent_no_of_claims] => 18 [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/A1/0065/20100065602.pdf [firstpage_image] =>[orig_patent_app_number] => 12209831 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/209831
Combustion power source with back pressure release for combustion powered fastener-driving tool Sep 11, 2008 Issued
Array ( [id] => 5268225 [patent_doc_number] => 20090072000 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-19 [patent_title] => 'DRIVING MACHINE' [patent_app_type] => utility [patent_app_number] => 12/209394 [patent_app_country] => US [patent_app_date] => 2008-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6218 [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/A1/0072/20090072000.pdf [firstpage_image] =>[orig_patent_app_number] => 12209394 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/209394
Driving machine Sep 11, 2008 Issued
12/283260 Rotary Hammer Sep 9, 2008 Abandoned
Array ( [id] => 8783346 [patent_doc_number] => 08430185 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-04-30 [patent_title] => 'Impact torque adjusting device of hydraulic torque wrench' [patent_app_type] => utility [patent_app_number] => 12/232076 [patent_app_country] => US [patent_app_date] => 2008-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 3439 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12232076 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/232076
Impact torque adjusting device of hydraulic torque wrench Sep 9, 2008 Issued
Array ( [id] => 5505532 [patent_doc_number] => 20090078739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-26 [patent_title] => 'Materials Delivery System for Stapling Device' [patent_app_type] => utility [patent_app_number] => 12/203261 [patent_app_country] => US [patent_app_date] => 2008-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4092 [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/A1/0078/20090078739.pdf [firstpage_image] =>[orig_patent_app_number] => 12203261 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/203261
Materials delivery system for stapling device Sep 2, 2008 Issued
Array ( [id] => 5268223 [patent_doc_number] => 20090071998 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-19 [patent_title] => 'DRIVING MACHINE' [patent_app_type] => utility [patent_app_number] => 12/202660 [patent_app_country] => US [patent_app_date] => 2008-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6533 [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/A1/0071/20090071998.pdf [firstpage_image] =>[orig_patent_app_number] => 12202660 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/202660
Driving machine Sep 1, 2008 Issued
Array ( [id] => 9007607 [patent_doc_number] => 08522895 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-09-03 [patent_title] => 'Power tool' [patent_app_type] => utility [patent_app_number] => 12/202196 [patent_app_country] => US [patent_app_date] => 2008-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3985 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 322 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12202196 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/202196
Power tool Aug 28, 2008 Issued
Array ( [id] => 5449191 [patent_doc_number] => 20090065226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-12 [patent_title] => 'Hand-held power tool with air spring percussion mechanism, linear motor, and control process' [patent_app_type] => utility [patent_app_number] => 12/229800 [patent_app_country] => US [patent_app_date] => 2008-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6089 [patent_no_of_claims] => 24 [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/A1/0065/20090065226.pdf [firstpage_image] =>[orig_patent_app_number] => 12229800 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/229800
Hand-held power tool with air spring percussion mechanism, linear motor, and control process Aug 25, 2008 Issued
Array ( [id] => 100037 [patent_doc_number] => 07721933 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-05-25 [patent_title] => 'Surgical fastener applying apparatus' [patent_app_type] => utility [patent_app_number] => 12/186269 [patent_app_country] => US [patent_app_date] => 2008-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 51 [patent_no_of_words] => 7381 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/721/07721933.pdf [firstpage_image] =>[orig_patent_app_number] => 12186269 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/186269
Surgical fastener applying apparatus Aug 4, 2008 Issued
Array ( [id] => 8145072 [patent_doc_number] => 08162075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-24 [patent_title] => 'Vibration dampening mechanism for power tool' [patent_app_type] => utility [patent_app_number] => 12/179840 [patent_app_country] => US [patent_app_date] => 2008-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4702 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/162/08162075.pdf [firstpage_image] =>[orig_patent_app_number] => 12179840 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/179840
Vibration dampening mechanism for power tool Jul 24, 2008 Issued
Array ( [id] => 4429339 [patent_doc_number] => 07896096 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-01 [patent_title] => 'Hydraulic drilling machine for working in a small space' [patent_app_type] => utility [patent_app_number] => 12/178840 [patent_app_country] => US [patent_app_date] => 2008-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 20 [patent_no_of_words] => 5132 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/896/07896096.pdf [firstpage_image] =>[orig_patent_app_number] => 12178840 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/178840
Hydraulic drilling machine for working in a small space Jul 23, 2008 Issued
Array ( [id] => 6381570 [patent_doc_number] => 20100176176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-15 [patent_title] => 'COMBUSTION TYPE DRIVING TOOLS' [patent_app_type] => utility [patent_app_number] => 12/669816 [patent_app_country] => US [patent_app_date] => 2008-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6235 [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/A1/0176/20100176176.pdf [firstpage_image] =>[orig_patent_app_number] => 12669816 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/669816
Combustion type driving tools Jul 22, 2008 Issued
Array ( [id] => 6468390 [patent_doc_number] => 20100206935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-19 [patent_title] => 'MAGAZINE FOR USE WITH A NAIL DRIVING TOOL' [patent_app_type] => utility [patent_app_number] => 12/670401 [patent_app_country] => US [patent_app_date] => 2008-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2606 [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/A1/0206/20100206935.pdf [firstpage_image] =>[orig_patent_app_number] => 12670401 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/670401
Magazine for use with a nail driving tool Jul 22, 2008 Issued
Array ( [id] => 7700090 [patent_doc_number] => 20110226500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-22 [patent_title] => 'IMPACT TOOL' [patent_app_type] => utility [patent_app_number] => 12/671796 [patent_app_country] => US [patent_app_date] => 2008-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4571 [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/A1/0226/20110226500.pdf [firstpage_image] =>[orig_patent_app_number] => 12671796 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/671796
Impact tool Jul 21, 2008 Issued
Array ( [id] => 5307213 [patent_doc_number] => 20090014494 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-15 [patent_title] => 'Combustion-operated setting tool' [patent_app_type] => utility [patent_app_number] => 12/218177 [patent_app_country] => US [patent_app_date] => 2008-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3466 [patent_no_of_claims] => 11 [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/A1/0014/20090014494.pdf [firstpage_image] =>[orig_patent_app_number] => 12218177 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/218177
Cornbustion-operated setting tool Jul 9, 2008 Issued
Array ( [id] => 11814241 [patent_doc_number] => 09718176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-01 [patent_title] => 'Regulator for a power tool' [patent_app_type] => utility [patent_app_number] => 12/668182 [patent_app_country] => US [patent_app_date] => 2008-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3520 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [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] => 12668182 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/668182
Regulator for a power tool Jul 9, 2008 Issued
Array ( [id] => 6587450 [patent_doc_number] => 20100001034 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-07 [patent_title] => 'LOADING DEVICE OF A PNEUMATIC NAIL GUN' [patent_app_type] => utility [patent_app_number] => 12/168162 [patent_app_country] => US [patent_app_date] => 2008-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2065 [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/A1/0001/20100001034.pdf [firstpage_image] =>[orig_patent_app_number] => 12168162 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/168162
LOADING DEVICE OF A PNEUMATIC NAIL GUN Jul 6, 2008 Abandoned
Array ( [id] => 6587432 [patent_doc_number] => 20100001033 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-07 [patent_title] => 'DRY FIRE WARNING DEVICE FOR HAMMER TACKER' [patent_app_type] => utility [patent_app_number] => 12/167254 [patent_app_country] => US [patent_app_date] => 2008-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4458 [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/A1/0001/20100001033.pdf [firstpage_image] =>[orig_patent_app_number] => 12167254 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/167254
DRY FIRE WARNING DEVICE FOR HAMMER TACKER Jul 2, 2008 Abandoned
Menu