Search

Nathan E. Durham

Examiner (ID: 5790, Phone: (571)272-8642 , Office: P/3765 )

Most Active Art Unit
3765
Art Unit(s)
3732, 3765
Total Applications
1335
Issued Applications
857
Pending Applications
70
Abandoned Applications
425

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9609047 [patent_doc_number] => 08786220 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-22 [patent_title] => 'Device and method for taking a safety precaution in an electrical tool' [patent_app_type] => utility [patent_app_number] => 12/810639 [patent_app_country] => US [patent_app_date] => 2008-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4647 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12810639 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/810639
Device and method for taking a safety precaution in an electrical tool Oct 30, 2008 Issued
Array ( [id] => 7763924 [patent_doc_number] => 08115436 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-02-14 [patent_title] => 'Motor control apparatus and motor system' [patent_app_type] => utility [patent_app_number] => 12/255693 [patent_app_country] => US [patent_app_date] => 2008-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 5403 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/115/08115436.pdf [firstpage_image] =>[orig_patent_app_number] => 12255693 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/255693
Motor control apparatus and motor system Oct 21, 2008 Issued
Array ( [id] => 7546047 [patent_doc_number] => 08054021 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-08 [patent_title] => 'Programmable motor drive' [patent_app_type] => utility [patent_app_number] => 12/255028 [patent_app_country] => US [patent_app_date] => 2008-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2448 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/054/08054021.pdf [firstpage_image] =>[orig_patent_app_number] => 12255028 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/255028
Programmable motor drive Oct 20, 2008 Issued
Array ( [id] => 4614644 [patent_doc_number] => 07990087 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-08-02 [patent_title] => 'System and method for providing cooling fan characteristic feedback' [patent_app_type] => utility [patent_app_number] => 12/255251 [patent_app_country] => US [patent_app_date] => 2008-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2788 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/990/07990087.pdf [firstpage_image] =>[orig_patent_app_number] => 12255251 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/255251
System and method for providing cooling fan characteristic feedback Oct 20, 2008 Issued
Array ( [id] => 5583201 [patent_doc_number] => 20090102403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-23 [patent_title] => 'VCM CONTROL CIRCUIT' [patent_app_type] => utility [patent_app_number] => 12/254641 [patent_app_country] => US [patent_app_date] => 2008-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4287 [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/A1/0102/20090102403.pdf [firstpage_image] =>[orig_patent_app_number] => 12254641 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/254641
VCM control circuit Oct 19, 2008 Issued
Array ( [id] => 6578844 [patent_doc_number] => 20100097017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-22 [patent_title] => 'SYSTEM AND METHOD FOR CONTROLLING POWER BALANCE IN AN ELECTRICAL/MECHANICAL SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/253859 [patent_app_country] => US [patent_app_date] => 2008-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 11267 [patent_no_of_claims] => 22 [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/A1/0097/20100097017.pdf [firstpage_image] =>[orig_patent_app_number] => 12253859 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/253859
System and method for controlling power balance in an electrical/mechanical system Oct 16, 2008 Issued
Array ( [id] => 5583208 [patent_doc_number] => 20090102410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-23 [patent_title] => 'MACHINE TOOL, PRODUCTION MACHINE AND/OR ROBOT' [patent_app_type] => utility [patent_app_number] => 12/253593 [patent_app_country] => US [patent_app_date] => 2008-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1999 [patent_no_of_claims] => 9 [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/A1/0102/20090102410.pdf [firstpage_image] =>[orig_patent_app_number] => 12253593 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/253593
MACHINE TOOL, PRODUCTION MACHINE AND/OR ROBOT Oct 16, 2008 Abandoned
Array ( [id] => 6572884 [patent_doc_number] => 20100046933 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-25 [patent_title] => 'MOTOR DRIVING SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/241097 [patent_app_country] => US [patent_app_date] => 2008-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1469 [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/A1/0046/20100046933.pdf [firstpage_image] =>[orig_patent_app_number] => 12241097 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/241097
MOTOR DRIVING SYSTEM Sep 29, 2008 Abandoned
Array ( [id] => 8083215 [patent_doc_number] => 08148929 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-03 [patent_title] => 'Power electronic module IGBT protection method and system' [patent_app_type] => utility [patent_app_number] => 12/241766 [patent_app_country] => US [patent_app_date] => 2008-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3587 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/148/08148929.pdf [firstpage_image] =>[orig_patent_app_number] => 12241766 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/241766
Power electronic module IGBT protection method and system Sep 29, 2008 Issued
Array ( [id] => 6487450 [patent_doc_number] => 20100259205 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-14 [patent_title] => 'SYSTEM FOR POWERING AN ELECTRIC MACHINE' [patent_app_type] => utility [patent_app_number] => 12/680870 [patent_app_country] => US [patent_app_date] => 2008-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2400 [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/A1/0259/20100259205.pdf [firstpage_image] =>[orig_patent_app_number] => 12680870 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/680870
SYSTEM FOR POWERING AN ELECTRIC MACHINE Sep 29, 2008 Abandoned
Array ( [id] => 6589813 [patent_doc_number] => 20100308759 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-09 [patent_title] => 'Method and Control System for Controlling a Synchronous Electric Machine' [patent_app_type] => utility [patent_app_number] => 12/680458 [patent_app_country] => US [patent_app_date] => 2008-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5447 [patent_no_of_claims] => 21 [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/A1/0308/20100308759.pdf [firstpage_image] =>[orig_patent_app_number] => 12680458 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/680458
Method and control system for controlling a synchronous electric machine Sep 25, 2008 Issued
Array ( [id] => 7556010 [patent_doc_number] => 08067913 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-29 [patent_title] => 'Power tool' [patent_app_type] => utility [patent_app_number] => 12/233852 [patent_app_country] => US [patent_app_date] => 2008-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 6184 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/067/08067913.pdf [firstpage_image] =>[orig_patent_app_number] => 12233852 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/233852
Power tool Sep 18, 2008 Issued
Array ( [id] => 6295949 [patent_doc_number] => 20100066291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-18 [patent_title] => 'METHOD AND MODULE FOR CONTROLLING ROTATION OF A MOTORIZED SPINDLE' [patent_app_type] => utility [patent_app_number] => 12/233475 [patent_app_country] => US [patent_app_date] => 2008-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1437 [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/A1/0066/20100066291.pdf [firstpage_image] =>[orig_patent_app_number] => 12233475 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/233475
METHOD AND MODULE FOR CONTROLLING ROTATION OF A MOTORIZED SPINDLE Sep 17, 2008 Abandoned
Array ( [id] => 8375927 [patent_doc_number] => 08258727 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-04 [patent_title] => 'Regenerative torque shifter' [patent_app_type] => utility [patent_app_number] => 12/232009 [patent_app_country] => US [patent_app_date] => 2008-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3028 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12232009 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/232009
Regenerative torque shifter Sep 8, 2008 Issued
Array ( [id] => 6487462 [patent_doc_number] => 20100259206 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-14 [patent_title] => 'METHOD FOR DRIVING AN ELECTRICAL CONVERTER AND ASSOCIATED APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/675796 [patent_app_country] => US [patent_app_date] => 2008-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5600 [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/A1/0259/20100259206.pdf [firstpage_image] =>[orig_patent_app_number] => 12675796 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/675796
METHOD FOR DRIVING AN ELECTRICAL CONVERTER AND ASSOCIATED APPARATUS Aug 21, 2008 Abandoned
Array ( [id] => 4477702 [patent_doc_number] => 07868578 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-01-11 [patent_title] => 'Arrangement comprising electric drive units for drawers' [patent_app_type] => utility [patent_app_number] => 12/222993 [patent_app_country] => US [patent_app_date] => 2008-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 1408 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/868/07868578.pdf [firstpage_image] =>[orig_patent_app_number] => 12222993 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/222993
Arrangement comprising electric drive units for drawers Aug 20, 2008 Issued
Array ( [id] => 9216841 [patent_doc_number] => 08629645 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-14 [patent_title] => 'System and method for energizing an electric motor auxiliary winding and electric motor' [patent_app_type] => utility [patent_app_number] => 12/673314 [patent_app_country] => US [patent_app_date] => 2008-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2408 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12673314 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/673314
System and method for energizing an electric motor auxiliary winding and electric motor Aug 14, 2008 Issued
Array ( [id] => 5334842 [patent_doc_number] => 20090051306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-26 [patent_title] => 'Electric power tool, control unit and recording medium' [patent_app_type] => utility [patent_app_number] => 12/222650 [patent_app_country] => US [patent_app_date] => 2008-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7866 [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/A1/0051/20090051306.pdf [firstpage_image] =>[orig_patent_app_number] => 12222650 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/222650
Electric power tool, control unit and recording medium Aug 12, 2008 Issued
Array ( [id] => 163465 [patent_doc_number] => 07671549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-03-02 [patent_title] => 'Method and apparatus for quiet fan speed control' [patent_app_type] => utility [patent_app_number] => 12/173457 [patent_app_country] => US [patent_app_date] => 2008-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 6054 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/671/07671549.pdf [firstpage_image] =>[orig_patent_app_number] => 12173457 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/173457
Method and apparatus for quiet fan speed control Jul 14, 2008 Issued
Array ( [id] => 6004604 [patent_doc_number] => 20110057597 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-03-10 [patent_title] => 'ELECTRICAL MACHINE' [patent_app_type] => utility [patent_app_number] => 12/675317 [patent_app_country] => US [patent_app_date] => 2008-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4168 [patent_no_of_claims] => 21 [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/A1/0057/20110057597.pdf [firstpage_image] =>[orig_patent_app_number] => 12675317 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/675317
Electrical machine Jul 6, 2008 Issued
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