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] => 8537222 [patent_doc_number] => 08312937 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-20 [patent_title] => 'Battery for a power tool with a battery pack ejector' [patent_app_type] => utility [patent_app_number] => 12/544330 [patent_app_country] => US [patent_app_date] => 2009-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2206 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12544330 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/544330
Battery for a power tool with a battery pack ejector Aug 19, 2009 Issued
Array ( [id] => 5954660 [patent_doc_number] => 20110180290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-28 [patent_title] => 'ELECTRICAL POWER TOOL' [patent_app_type] => utility [patent_app_number] => 13/059575 [patent_app_country] => US [patent_app_date] => 2009-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 11058 [patent_no_of_claims] => 3 [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/A1/0180/20110180290.pdf [firstpage_image] =>[orig_patent_app_number] => 13059575 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/059575
Electrical power tool Aug 6, 2009 Issued
Array ( [id] => 6104491 [patent_doc_number] => 20110186323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-04 [patent_title] => 'DEVICE FOR PREVENTING VIBRATIONS IN A TOOL SPINDLE' [patent_app_type] => utility [patent_app_number] => 13/059768 [patent_app_country] => US [patent_app_date] => 2009-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1039 [patent_no_of_claims] => 12 [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/A1/0186/20110186323.pdf [firstpage_image] =>[orig_patent_app_number] => 13059768 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/059768
Device for preventing vibrations in a tool spindle Aug 5, 2009 Issued
Array ( [id] => 6136099 [patent_doc_number] => 20110127055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-02 [patent_title] => 'PNEUMATIC-SPRING PERCUSSION MECHANISM WITH A VARIABLE ROTARY DRIVE' [patent_app_type] => utility [patent_app_number] => 13/056148 [patent_app_country] => US [patent_app_date] => 2009-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3887 [patent_no_of_claims] => 15 [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/A1/0127/20110127055.pdf [firstpage_image] =>[orig_patent_app_number] => 13056148 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/056148
Pneumatic-spring percussion mechanism with a variable rotary drive Jul 27, 2009 Issued
Array ( [id] => 5555291 [patent_doc_number] => 20090266868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'SURGICAL STAPLING DEVICE' [patent_app_type] => utility [patent_app_number] => 12/500062 [patent_app_country] => US [patent_app_date] => 2009-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 65 [patent_figures_cnt] => 65 [patent_no_of_words] => 14074 [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/A1/0266/20090266868.pdf [firstpage_image] =>[orig_patent_app_number] => 12500062 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/500062
Surgical stapling device Jul 8, 2009 Issued
Array ( [id] => 7723191 [patent_doc_number] => 08096457 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-01-17 [patent_title] => 'Articulation mechanisms for surgical instrument' [patent_app_type] => utility [patent_app_number] => 12/477065 [patent_app_country] => US [patent_app_date] => 2009-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 5607 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/096/08096457.pdf [firstpage_image] =>[orig_patent_app_number] => 12477065 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/477065
Articulation mechanisms for surgical instrument Jun 1, 2009 Issued
Array ( [id] => 9252894 [patent_doc_number] => 08616300 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-31 [patent_title] => 'Power tool having an illuminator' [patent_app_type] => utility [patent_app_number] => 12/457092 [patent_app_country] => US [patent_app_date] => 2009-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6069 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12457092 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/457092
Power tool having an illuminator May 31, 2009 Issued
Array ( [id] => 5299855 [patent_doc_number] => 20090294507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Fastener Supply Assembly' [patent_app_type] => utility [patent_app_number] => 12/475078 [patent_app_country] => US [patent_app_date] => 2009-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 3870 [patent_no_of_claims] => 20 [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/A1/0294/20090294507.pdf [firstpage_image] =>[orig_patent_app_number] => 12475078 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/475078
Fastener supply assembly May 28, 2009 Issued
Array ( [id] => 5299854 [patent_doc_number] => 20090294506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Setting tool' [patent_app_type] => utility [patent_app_number] => 12/454949 [patent_app_country] => US [patent_app_date] => 2009-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1997 [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/A1/0294/20090294506.pdf [firstpage_image] =>[orig_patent_app_number] => 12454949 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/454949
Setting tool May 25, 2009 Issued
Array ( [id] => 5549581 [patent_doc_number] => 20090283567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => 'FUEL CARTRIDGE AND GAS-COMBUSTION TYPE DRIVING TOOL' [patent_app_type] => utility [patent_app_number] => 12/464271 [patent_app_country] => US [patent_app_date] => 2009-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8591 [patent_no_of_claims] => 16 [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/A1/0283/20090283567.pdf [firstpage_image] =>[orig_patent_app_number] => 12464271 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/464271
Fuel cartridge and gas-combustion type driving tool May 11, 2009 Issued
Array ( [id] => 6082371 [patent_doc_number] => 20110214894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-08 [patent_title] => 'OIL PULSE TOOL' [patent_app_type] => utility [patent_app_number] => 12/991415 [patent_app_country] => US [patent_app_date] => 2009-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 11357 [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/A1/0214/20110214894.pdf [firstpage_image] =>[orig_patent_app_number] => 12991415 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/991415
Oil pulse tool May 7, 2009 Issued
Array ( [id] => 5313061 [patent_doc_number] => 20090277659 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-12 [patent_title] => 'HAMMER DRILL' [patent_app_type] => utility [patent_app_number] => 12/437019 [patent_app_country] => US [patent_app_date] => 2009-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2425 [patent_no_of_claims] => 16 [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/A1/0277/20090277659.pdf [firstpage_image] =>[orig_patent_app_number] => 12437019 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/437019
HAMMER DRILL May 6, 2009 Abandoned
Array ( [id] => 10566061 [patent_doc_number] => 09289208 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2016-03-22 [patent_title] => 'Articulation insert for surgical instrument' [patent_app_type] => utility [patent_app_number] => 12/436087 [patent_app_country] => US [patent_app_date] => 2009-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 3809 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12436087 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/436087
Articulation insert for surgical instrument May 4, 2009 Issued
Array ( [id] => 7549244 [patent_doc_number] => 08061573 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-22 [patent_title] => 'Mode switch for fastener driving tool' [patent_app_type] => utility [patent_app_number] => 12/434812 [patent_app_country] => US [patent_app_date] => 2009-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 19 [patent_no_of_words] => 2708 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/061/08061573.pdf [firstpage_image] =>[orig_patent_app_number] => 12434812 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/434812
Mode switch for fastener driving tool May 3, 2009 Issued
Array ( [id] => 9867853 [patent_doc_number] => 08955613 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-02-17 [patent_title] => 'Pneumatic impact tool' [patent_app_type] => utility [patent_app_number] => 12/387471 [patent_app_country] => US [patent_app_date] => 2009-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1798 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12387471 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/387471
Pneumatic impact tool Apr 30, 2009 Issued
Array ( [id] => 5511783 [patent_doc_number] => 20090212087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-27 [patent_title] => 'Staple cartridge' [patent_app_type] => utility [patent_app_number] => 12/453157 [patent_app_country] => US [patent_app_date] => 2009-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 6126 [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] => publications/A1/0212/20090212087.pdf [firstpage_image] =>[orig_patent_app_number] => 12453157 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/453157
Staple cartridge Apr 29, 2009 Issued
Array ( [id] => 5352544 [patent_doc_number] => 20090183888 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-23 [patent_title] => 'FASTENING TOOL' [patent_app_type] => utility [patent_app_number] => 12/417928 [patent_app_country] => US [patent_app_date] => 2009-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7716 [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/A1/0183/20090183888.pdf [firstpage_image] =>[orig_patent_app_number] => 12417928 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/417928
Fastening tool Apr 2, 2009 Issued
Array ( [id] => 4617639 [patent_doc_number] => 07997352 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-08-16 [patent_title] => 'Electric power tool' [patent_app_type] => utility [patent_app_number] => 12/385031 [patent_app_country] => US [patent_app_date] => 2009-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 2960 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/997/07997352.pdf [firstpage_image] =>[orig_patent_app_number] => 12385031 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/385031
Electric power tool Mar 29, 2009 Issued
Array ( [id] => 6318041 [patent_doc_number] => 20100243285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-30 [patent_title] => 'TORQUE ADJUSTING STRUCTURE FOR AIR TOOLS' [patent_app_type] => utility [patent_app_number] => 12/413537 [patent_app_country] => US [patent_app_date] => 2009-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1218 [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/A1/0243/20100243285.pdf [firstpage_image] =>[orig_patent_app_number] => 12413537 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/413537
TORQUE ADJUSTING STRUCTURE FOR AIR TOOLS Mar 27, 2009 Abandoned
Array ( [id] => 10096245 [patent_doc_number] => 09132542 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-15 [patent_title] => 'Power tool' [patent_app_type] => utility [patent_app_number] => 12/412833 [patent_app_country] => US [patent_app_date] => 2009-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 2053 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12412833 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/412833
Power tool Mar 26, 2009 Issued
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