Search

Nathan E. Durham

Examiner (ID: 248, Phone: (571)272-8642 , Office: P/3765 )

Most Active Art Unit
3765
Art Unit(s)
3765, 3732
Total Applications
1332
Issued Applications
856
Pending Applications
70
Abandoned Applications
425

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4190224 [patent_doc_number] => 06150752 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-21 [patent_title] => 'Acoustic transducer with liquid-immersed, pre-stressed piezoelectric actuator in acoustic impedance matched transducer housing' [patent_app_type] => 1 [patent_app_number] => 9/062083 [patent_app_country] => US [patent_app_date] => 1998-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 10764 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/150/06150752.pdf [firstpage_image] =>[orig_patent_app_number] => 062083 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/062083
Acoustic transducer with liquid-immersed, pre-stressed piezoelectric actuator in acoustic impedance matched transducer housing Apr 16, 1998 Issued
Array ( [id] => 4239717 [patent_doc_number] => 06075310 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Acoustic transducer with liquid-immersed, pre-stressed piezoelectric actuator in acoustic impedance matched transducer housing' [patent_app_type] => 1 [patent_app_number] => 9/062084 [patent_app_country] => US [patent_app_date] => 1998-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 9 [patent_no_of_words] => 10764 [patent_no_of_claims] => 7 [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] => patents/06/075/06075310.pdf [firstpage_image] =>[orig_patent_app_number] => 062084 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/062084
Acoustic transducer with liquid-immersed, pre-stressed piezoelectric actuator in acoustic impedance matched transducer housing Apr 16, 1998 Issued
Array ( [id] => 4114102 [patent_doc_number] => 06057630 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-02 [patent_title] => 'Surface acoustic wave device' [patent_app_type] => 1 [patent_app_number] => 9/061125 [patent_app_country] => US [patent_app_date] => 1998-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 6122 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/057/06057630.pdf [firstpage_image] =>[orig_patent_app_number] => 061125 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/061125
Surface acoustic wave device Apr 15, 1998 Issued
Array ( [id] => 4003996 [patent_doc_number] => 05923151 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'Generator voltage regulating system' [patent_app_type] => 1 [patent_app_number] => 9/057696 [patent_app_country] => US [patent_app_date] => 1998-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 119 [patent_no_of_words] => 9618 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 446 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/923/05923151.pdf [firstpage_image] =>[orig_patent_app_number] => 057696 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/057696
Generator voltage regulating system Apr 8, 1998 Issued
09/051043 PIEZOACTOR-ACTUATED CONTROL VALVE Mar 30, 1998 Abandoned
Array ( [id] => 4361942 [patent_doc_number] => 06201339 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-13 [patent_title] => 'Piezoelectric actuator' [patent_app_type] => 1 [patent_app_number] => 9/050792 [patent_app_country] => US [patent_app_date] => 1998-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 4964 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/201/06201339.pdf [firstpage_image] =>[orig_patent_app_number] => 050792 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/050792
Piezoelectric actuator Mar 29, 1998 Issued
Array ( [id] => 4185020 [patent_doc_number] => 06037700 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-14 [patent_title] => 'Surface acoustic wave device' [patent_app_type] => 1 [patent_app_number] => 9/049974 [patent_app_country] => US [patent_app_date] => 1998-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 4121 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/037/06037700.pdf [firstpage_image] =>[orig_patent_app_number] => 049974 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/049974
Surface acoustic wave device Mar 29, 1998 Issued
Array ( [id] => 4148637 [patent_doc_number] => 06031318 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-29 [patent_title] => 'Surface mountable crystal oscillating device and method of producing the same' [patent_app_type] => 1 [patent_app_number] => 9/047854 [patent_app_country] => US [patent_app_date] => 1998-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 2677 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/031/06031318.pdf [firstpage_image] =>[orig_patent_app_number] => 047854 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/047854
Surface mountable crystal oscillating device and method of producing the same Mar 24, 1998 Issued
Array ( [id] => 4195702 [patent_doc_number] => 06153961 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-28 [patent_title] => 'Surface acoustic wave element' [patent_app_type] => 1 [patent_app_number] => 9/045914 [patent_app_country] => US [patent_app_date] => 1998-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 3151 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/153/06153961.pdf [firstpage_image] =>[orig_patent_app_number] => 045914 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/045914
Surface acoustic wave element Mar 22, 1998 Issued
Array ( [id] => 4185791 [patent_doc_number] => 06037753 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-14 [patent_title] => 'Control device for vehicle generator' [patent_app_type] => 1 [patent_app_number] => 9/044823 [patent_app_country] => US [patent_app_date] => 1998-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1825 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/037/06037753.pdf [firstpage_image] =>[orig_patent_app_number] => 044823 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/044823
Control device for vehicle generator Mar 19, 1998 Issued
Array ( [id] => 3945958 [patent_doc_number] => 05973481 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-26 [patent_title] => 'Control system and circuits for distributed electrical power generating stations' [patent_app_type] => 1 [patent_app_number] => 9/040484 [patent_app_country] => US [patent_app_date] => 1998-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 30 [patent_no_of_words] => 15574 [patent_no_of_claims] => 9 [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] => patents/05/973/05973481.pdf [firstpage_image] =>[orig_patent_app_number] => 040484 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/040484
Control system and circuits for distributed electrical power generating stations Mar 16, 1998 Issued
Array ( [id] => 4423588 [patent_doc_number] => 06194878 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-27 [patent_title] => 'Electronic speed control circuit' [patent_app_type] => 1 [patent_app_number] => 9/035340 [patent_app_country] => US [patent_app_date] => 1998-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 7142 [patent_no_of_claims] => 54 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/194/06194878.pdf [firstpage_image] =>[orig_patent_app_number] => 035340 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/035340
Electronic speed control circuit Mar 4, 1998 Issued
Array ( [id] => 4374046 [patent_doc_number] => 06274965 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-14 [patent_title] => 'Piezoelectric motor for use in magnetic fields' [patent_app_type] => 1 [patent_app_number] => 9/033763 [patent_app_country] => US [patent_app_date] => 1998-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1736 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/274/06274965.pdf [firstpage_image] =>[orig_patent_app_number] => 033763 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/033763
Piezoelectric motor for use in magnetic fields Mar 2, 1998 Issued
Array ( [id] => 4195757 [patent_doc_number] => 06153965 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-28 [patent_title] => 'Piezoelectric step motor' [patent_app_type] => 1 [patent_app_number] => 9/011397 [patent_app_country] => US [patent_app_date] => 1998-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 10 [patent_no_of_words] => 1551 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/153/06153965.pdf [firstpage_image] =>[orig_patent_app_number] => 011397 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/011397
Piezoelectric step motor Feb 27, 1998 Issued
Array ( [id] => 4027839 [patent_doc_number] => 05925967 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-20 [patent_title] => 'Ultrasonic switching device' [patent_app_type] => 1 [patent_app_number] => 9/023193 [patent_app_country] => US [patent_app_date] => 1998-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10554 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 655 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/925/05925967.pdf [firstpage_image] =>[orig_patent_app_number] => 023193 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/023193
Ultrasonic switching device Feb 12, 1998 Issued
Array ( [id] => 4039106 [patent_doc_number] => 05942818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Control apparatus for engine-driven permanent magnet type synchronous generators' [patent_app_type] => 1 [patent_app_number] => 9/020297 [patent_app_country] => US [patent_app_date] => 1998-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4316 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/942/05942818.pdf [firstpage_image] =>[orig_patent_app_number] => 020297 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/020297
Control apparatus for engine-driven permanent magnet type synchronous generators Feb 5, 1998 Issued
Array ( [id] => 4190195 [patent_doc_number] => 06150750 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-21 [patent_title] => 'Piezoelectric linear step motor' [patent_app_type] => 1 [patent_app_number] => 9/011133 [patent_app_country] => US [patent_app_date] => 1998-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 20 [patent_no_of_words] => 2181 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/150/06150750.pdf [firstpage_image] =>[orig_patent_app_number] => 011133 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/011133
Piezoelectric linear step motor Feb 3, 1998 Issued
Array ( [id] => 4109154 [patent_doc_number] => 06051914 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-18 [patent_title] => 'Piezoelectric device, actuator using the same, and ink-jet recording head' [patent_app_type] => 1 [patent_app_number] => 9/018440 [patent_app_country] => US [patent_app_date] => 1998-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3108 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/051/06051914.pdf [firstpage_image] =>[orig_patent_app_number] => 018440 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/018440
Piezoelectric device, actuator using the same, and ink-jet recording head Feb 3, 1998 Issued
Array ( [id] => 4294896 [patent_doc_number] => 06211605 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-03 [patent_title] => 'Piezoelectric step motor' [patent_app_type] => 1 [patent_app_number] => 9/000376 [patent_app_country] => US [patent_app_date] => 1998-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 20 [patent_no_of_words] => 2328 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/211/06211605.pdf [firstpage_image] =>[orig_patent_app_number] => 000376 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/000376
Piezoelectric step motor Feb 3, 1998 Issued
Array ( [id] => 4413533 [patent_doc_number] => 06239533 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Piezoelectric linear step motor and variants' [patent_app_type] => 1 [patent_app_number] => 9/011377 [patent_app_country] => US [patent_app_date] => 1998-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 18 [patent_no_of_words] => 1905 [patent_no_of_claims] => 8 [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/06/239/06239533.pdf [firstpage_image] =>[orig_patent_app_number] => 011377 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/011377
Piezoelectric linear step motor and variants Feb 3, 1998 Issued
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