Search

Leonard Heyman

Examiner (ID: 276)

Most Active Art Unit
3406
Art Unit(s)
2831, 3406, 3743
Total Applications
332
Issued Applications
299
Pending Applications
9
Abandoned Applications
24

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2777703 [patent_doc_number] => 05138836 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-18 [patent_title] => 'Particle filter that can be regenerated by burning free for the exhaust gases of internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 7/747664 [patent_app_country] => US [patent_app_date] => 1991-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2751 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/138/05138836.pdf [firstpage_image] =>[orig_patent_app_number] => 747664 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/747664
Particle filter that can be regenerated by burning free for the exhaust gases of internal combustion engines Aug 19, 1991 Issued
Array ( [id] => 2762526 [patent_doc_number] => 05140810 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Method of detecting failure in a secondary air supply system for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 7/747310 [patent_app_country] => US [patent_app_date] => 1991-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6125 [patent_no_of_claims] => 10 [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/05/140/05140810.pdf [firstpage_image] =>[orig_patent_app_number] => 747310 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/747310
Method of detecting failure in a secondary air supply system for internal combustion engines Aug 18, 1991 Issued
Array ( [id] => 2823365 [patent_doc_number] => 05105621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-21 [patent_title] => 'Exhaust system combustor' [patent_app_type] => 1 [patent_app_number] => 7/745814 [patent_app_country] => US [patent_app_date] => 1991-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2693 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/105/05105621.pdf [firstpage_image] =>[orig_patent_app_number] => 745814 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/745814
Exhaust system combustor Aug 15, 1991 Issued
07/746103 METHOD AND APPARATUS FOR MONITORING DETERIORATION OF INTERNAL COMBUSTION ENGINE EXHAUST GAS PURIFIER Aug 14, 1991 Abandoned
Array ( [id] => 2821229 [patent_doc_number] => 05136842 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-11 [patent_title] => 'Method for heating an exhaust gas catalytic converter' [patent_app_type] => 1 [patent_app_number] => 7/739350 [patent_app_country] => US [patent_app_date] => 1991-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2639 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/136/05136842.pdf [firstpage_image] =>[orig_patent_app_number] => 739350 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/739350
Method for heating an exhaust gas catalytic converter Jul 31, 1991 Issued
Array ( [id] => 2957605 [patent_doc_number] => 05203165 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-20 [patent_title] => 'Method for the lambda control of an internal combustion engine having a catalyzer' [patent_app_type] => 1 [patent_app_number] => 7/738360 [patent_app_country] => US [patent_app_date] => 1991-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2988 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/203/05203165.pdf [firstpage_image] =>[orig_patent_app_number] => 738360 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/738360
Method for the lambda control of an internal combustion engine having a catalyzer Jul 30, 1991 Issued
Array ( [id] => 2870873 [patent_doc_number] => 05209060 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-11 [patent_title] => 'Method for the continuous lambda control of an internal combustion engine having a catalyzer' [patent_app_type] => 1 [patent_app_number] => 7/738621 [patent_app_country] => US [patent_app_date] => 1991-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2210 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/209/05209060.pdf [firstpage_image] =>[orig_patent_app_number] => 738621 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/738621
Method for the continuous lambda control of an internal combustion engine having a catalyzer Jul 30, 1991 Issued
Array ( [id] => 2794732 [patent_doc_number] => 05156454 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-20 [patent_title] => 'In ground recessed or projecting yard light' [patent_app_type] => 1 [patent_app_number] => 7/738609 [patent_app_country] => US [patent_app_date] => 1991-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 2167 [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/05/156/05156454.pdf [firstpage_image] =>[orig_patent_app_number] => 738609 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/738609
In ground recessed or projecting yard light Jul 30, 1991 Issued
Array ( [id] => 2855961 [patent_doc_number] => 05152599 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-06 [patent_title] => 'Contact strip lighting system' [patent_app_type] => 1 [patent_app_number] => 7/738624 [patent_app_country] => US [patent_app_date] => 1991-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2967 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/152/05152599.pdf [firstpage_image] =>[orig_patent_app_number] => 738624 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/738624
Contact strip lighting system Jul 30, 1991 Issued
Array ( [id] => 2868903 [patent_doc_number] => 05083241 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-21 [patent_title] => 'Portable light/table' [patent_app_type] => 1 [patent_app_number] => 7/736493 [patent_app_country] => US [patent_app_date] => 1991-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 871 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/083/05083241.pdf [firstpage_image] =>[orig_patent_app_number] => 736493 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/736493
Portable light/table Jul 25, 1991 Issued
Array ( [id] => 2808852 [patent_doc_number] => 05127225 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-07 [patent_title] => 'Air-fuel ratio feedback control system having a single air-fuel ratio sensor downstream of a three-way catalyst converter' [patent_app_type] => 1 [patent_app_number] => 7/734916 [patent_app_country] => US [patent_app_date] => 1991-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 4627 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/127/05127225.pdf [firstpage_image] =>[orig_patent_app_number] => 734916 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/734916
Air-fuel ratio feedback control system having a single air-fuel ratio sensor downstream of a three-way catalyst converter Jul 23, 1991 Issued
Array ( [id] => 2846593 [patent_doc_number] => 05121313 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-09 [patent_title] => 'Lamp holder having a vase-shaped cracked body' [patent_app_type] => 1 [patent_app_number] => 7/734431 [patent_app_country] => US [patent_app_date] => 1991-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 814 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/121/05121313.pdf [firstpage_image] =>[orig_patent_app_number] => 734431 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/734431
Lamp holder having a vase-shaped cracked body Jul 22, 1991 Issued
Array ( [id] => 2870905 [patent_doc_number] => 05209062 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-11 [patent_title] => 'Large diesel engine' [patent_app_type] => 1 [patent_app_number] => 7/731751 [patent_app_country] => US [patent_app_date] => 1991-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3130 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/209/05209062.pdf [firstpage_image] =>[orig_patent_app_number] => 731751 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/731751
Large diesel engine Jul 15, 1991 Issued
Array ( [id] => 2858758 [patent_doc_number] => 05105349 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-14 [patent_title] => 'Motorized chandelier lift system' [patent_app_type] => 1 [patent_app_number] => 7/728722 [patent_app_country] => US [patent_app_date] => 1991-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 23 [patent_no_of_words] => 8473 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/105/05105349.pdf [firstpage_image] =>[orig_patent_app_number] => 728722 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/728722
Motorized chandelier lift system Jul 10, 1991 Issued
Array ( [id] => 2886374 [patent_doc_number] => 05183331 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-02-02 [patent_title] => 'Cantilevered spoke mounting for lighting fixture' [patent_app_type] => 1 [patent_app_number] => 7/725485 [patent_app_country] => US [patent_app_date] => 1991-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 4048 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/183/05183331.pdf [firstpage_image] =>[orig_patent_app_number] => 725485 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/725485
Cantilevered spoke mounting for lighting fixture Jul 2, 1991 Issued
Array ( [id] => 2906227 [patent_doc_number] => 05205644 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-27 [patent_title] => 'Relampable chandelier basket' [patent_app_type] => 1 [patent_app_number] => 7/725634 [patent_app_country] => US [patent_app_date] => 1991-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3600 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/205/05205644.pdf [firstpage_image] =>[orig_patent_app_number] => 725634 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/725634
Relampable chandelier basket Jul 2, 1991 Issued
Array ( [id] => 2765183 [patent_doc_number] => 05099646 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-31 [patent_title] => 'Air-fuel ratio feedback control system having a single air-fuel ratio sensor downstream of a three-way catalyst converter' [patent_app_type] => 1 [patent_app_number] => 7/725617 [patent_app_country] => US [patent_app_date] => 1991-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 5080 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/099/05099646.pdf [firstpage_image] =>[orig_patent_app_number] => 725617 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/725617
Air-fuel ratio feedback control system having a single air-fuel ratio sensor downstream of a three-way catalyst converter Jul 1, 1991 Issued
Array ( [id] => 2765201 [patent_doc_number] => 05099647 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-31 [patent_title] => 'Combined engine air/fuel control and catalyst monitoring' [patent_app_type] => 1 [patent_app_number] => 7/722797 [patent_app_country] => US [patent_app_date] => 1991-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2845 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/099/05099647.pdf [firstpage_image] =>[orig_patent_app_number] => 722797 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/722797
Combined engine air/fuel control and catalyst monitoring Jun 27, 1991 Issued
Array ( [id] => 2803444 [patent_doc_number] => 05115639 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-26 [patent_title] => 'Dual EGO sensor closed loop fuel control' [patent_app_type] => 1 [patent_app_number] => 7/724394 [patent_app_country] => US [patent_app_date] => 1991-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4188 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/115/05115639.pdf [firstpage_image] =>[orig_patent_app_number] => 724394 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/724394
Dual EGO sensor closed loop fuel control Jun 27, 1991 Issued
Array ( [id] => 2814850 [patent_doc_number] => 05119628 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-09 [patent_title] => 'Catalyst degradation diagnosing apparatus for air fuel ratio control system' [patent_app_type] => 1 [patent_app_number] => 7/719703 [patent_app_country] => US [patent_app_date] => 1991-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 20 [patent_no_of_words] => 9542 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/119/05119628.pdf [firstpage_image] =>[orig_patent_app_number] => 719703 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/719703
Catalyst degradation diagnosing apparatus for air fuel ratio control system Jun 26, 1991 Issued
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