Search

Leonard R. Leo

Examiner (ID: 10103, Phone: (571)272-4916 , Office: P/3744 )

Most Active Art Unit
3744
Art Unit(s)
3744, 3753, 3785, 3763, 3407, 3743
Total Applications
2360
Issued Applications
1424
Pending Applications
79
Abandoned Applications
856

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6151414 [patent_doc_number] => 20110155343 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-30 [patent_title] => 'HEAT OR ENERGY RECOVERY HOUSING AND SEALING SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/671807 [patent_app_country] => US [patent_app_date] => 2008-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4866 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0155/20110155343.pdf [firstpage_image] =>[orig_patent_app_number] => 12671807 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/671807
HEAT OR ENERGY RECOVERY HOUSING AND SEALING SYSTEM Jul 30, 2008 Abandoned
Array ( [id] => 6435904 [patent_doc_number] => 20100282455 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-11 [patent_title] => 'HEAT EXCHANGER AND MANUFACTURING METHOD OF THE SAME' [patent_app_type] => utility [patent_app_number] => 12/670787 [patent_app_country] => US [patent_app_date] => 2008-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 26762 [patent_no_of_claims] => 10 [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/A1/0282/20100282455.pdf [firstpage_image] =>[orig_patent_app_number] => 12670787 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/670787
HEAT EXCHANGER AND MANUFACTURING METHOD OF THE SAME Jul 24, 2008 Abandoned
Array ( [id] => 4775231 [patent_doc_number] => 20080283229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-20 [patent_title] => 'HEAT EXCHANGER' [patent_app_type] => utility [patent_app_number] => 12/176704 [patent_app_country] => US [patent_app_date] => 2008-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 13651 [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/A1/0283/20080283229.pdf [firstpage_image] =>[orig_patent_app_number] => 12176704 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/176704
HEAT EXCHANGER Jul 20, 2008 Abandoned
Array ( [id] => 5530018 [patent_doc_number] => 20090229806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-17 [patent_title] => 'Enhanced Heat Transfer Tube and Manufacture Method Thereof' [patent_app_type] => utility [patent_app_number] => 12/170904 [patent_app_country] => US [patent_app_date] => 2008-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4897 [patent_no_of_claims] => 14 [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/A1/0229/20090229806.pdf [firstpage_image] =>[orig_patent_app_number] => 12170904 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/170904
Enhanced heat transfer tube and manufacture method thereof Jul 9, 2008 Issued
Array ( [id] => 10123332 [patent_doc_number] => 09157686 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-10-13 [patent_title] => 'Heat exchanger and method of producing thereof' [patent_app_type] => utility [patent_app_number] => 12/670595 [patent_app_country] => US [patent_app_date] => 2008-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 3324 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12670595 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/670595
Heat exchanger and method of producing thereof Jul 6, 2008 Issued
Array ( [id] => 5460845 [patent_doc_number] => 20090321045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-31 [patent_title] => 'MONOLITHIC STRUCTURALLY COMPLEX HEAT SINK DESIGNS' [patent_app_type] => utility [patent_app_number] => 12/165225 [patent_app_country] => US [patent_app_date] => 2008-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4884 [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/A1/0321/20090321045.pdf [firstpage_image] =>[orig_patent_app_number] => 12165225 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/165225
MONOLITHIC STRUCTURALLY COMPLEX HEAT SINK DESIGNS Jun 29, 2008 Abandoned
Array ( [id] => 9573273 [patent_doc_number] => 08763682 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-01 [patent_title] => 'Condensing heat exchanger with hydrophilic antimicrobial coating' [patent_app_type] => utility [patent_app_number] => 12/143595 [patent_app_country] => US [patent_app_date] => 2008-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5743 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12143595 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/143595
Condensing heat exchanger with hydrophilic antimicrobial coating Jun 19, 2008 Issued
Array ( [id] => 10040114 [patent_doc_number] => 09080815 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-07-14 [patent_title] => 'Conversion set for a tube bundle heat exchanger' [patent_app_type] => utility [patent_app_number] => 12/999884 [patent_app_country] => US [patent_app_date] => 2008-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6259 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 383 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12999884 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/999884
Conversion set for a tube bundle heat exchanger Jun 17, 2008 Issued
Array ( [id] => 5345406 [patent_doc_number] => 20090000767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-01 [patent_title] => 'COOLING ELEMENT' [patent_app_type] => utility [patent_app_number] => 12/139335 [patent_app_country] => US [patent_app_date] => 2008-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1429 [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/A1/0000/20090000767.pdf [firstpage_image] =>[orig_patent_app_number] => 12139335 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/139335
COOLING ELEMENT Jun 12, 2008 Abandoned
Array ( [id] => 6412248 [patent_doc_number] => 20100276119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-04 [patent_title] => 'Compact, high-effectiveness, gas-to-gas compound recuperator with liquid intermediary' [patent_app_type] => utility [patent_app_number] => 12/673974 [patent_app_country] => US [patent_app_date] => 2008-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 12873 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 27 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0276/20100276119.pdf [firstpage_image] =>[orig_patent_app_number] => 12673974 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/673974
Compact, high-effectiveness, gas-to-gas compound recuperator with liquid intermediary Jun 12, 2008 Abandoned
Array ( [id] => 5400765 [patent_doc_number] => 20090236078 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-24 [patent_title] => 'HEAT-DISSIPATING DEVICE' [patent_app_type] => utility [patent_app_number] => 12/136255 [patent_app_country] => US [patent_app_date] => 2008-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 1369 [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/A1/0236/20090236078.pdf [firstpage_image] =>[orig_patent_app_number] => 12136255 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/136255
HEAT-DISSIPATING DEVICE Jun 9, 2008 Abandoned
Array ( [id] => 5299459 [patent_doc_number] => 20090294111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'HEAT EXCHANGER' [patent_app_type] => utility [patent_app_number] => 12/128406 [patent_app_country] => US [patent_app_date] => 2008-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3019 [patent_no_of_claims] => 29 [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/A1/0294/20090294111.pdf [firstpage_image] =>[orig_patent_app_number] => 12128406 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/128406
HEAT EXCHANGER May 27, 2008 Abandoned
Array ( [id] => 5313009 [patent_doc_number] => 20090277607 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-12 [patent_title] => 'Heat sink memory chip' [patent_app_type] => utility [patent_app_number] => 12/153735 [patent_app_country] => US [patent_app_date] => 2008-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 965 [patent_no_of_claims] => 2 [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/A1/0277/20090277607.pdf [firstpage_image] =>[orig_patent_app_number] => 12153735 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/153735
Heat sink memory chip May 22, 2008 Abandoned
Array ( [id] => 4694808 [patent_doc_number] => 20080216992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-11 [patent_title] => 'HEAT DISSIPATING DEVICE' [patent_app_type] => utility [patent_app_number] => 12/120243 [patent_app_country] => US [patent_app_date] => 2008-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1411 [patent_no_of_claims] => 1 [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/A1/0216/20080216992.pdf [firstpage_image] =>[orig_patent_app_number] => 12120243 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/120243
HEAT DISSIPATING DEVICE May 13, 2008 Abandoned
Array ( [id] => 4694809 [patent_doc_number] => 20080216993 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-11 [patent_title] => 'HEAT DISSIPATING DEVICE' [patent_app_type] => utility [patent_app_number] => 12/120244 [patent_app_country] => US [patent_app_date] => 2008-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1411 [patent_no_of_claims] => 1 [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/A1/0216/20080216993.pdf [firstpage_image] =>[orig_patent_app_number] => 12120244 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/120244
HEAT DISSIPATING DEVICE May 13, 2008 Abandoned
Array ( [id] => 4593849 [patent_doc_number] => 07980295 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-19 [patent_title] => 'Evaporator and circulation type cooling equipment using the evaporator' [patent_app_type] => utility [patent_app_number] => 12/114895 [patent_app_country] => US [patent_app_date] => 2008-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3840 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/980/07980295.pdf [firstpage_image] =>[orig_patent_app_number] => 12114895 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/114895
Evaporator and circulation type cooling equipment using the evaporator May 4, 2008 Issued
Array ( [id] => 5492760 [patent_doc_number] => 20090260788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-22 [patent_title] => 'Tube for a heat exchanger' [patent_app_type] => utility [patent_app_number] => 12/148655 [patent_app_country] => US [patent_app_date] => 2008-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4317 [patent_no_of_claims] => 50 [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/A1/0260/20090260788.pdf [firstpage_image] =>[orig_patent_app_number] => 12148655 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/148655
Heat exchanger with heat exchange chambers utilizing respective medium directing members Apr 20, 2008 Issued
Array ( [id] => 4643007 [patent_doc_number] => 08020607 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-09-20 [patent_title] => 'Heat exchanger having a header' [patent_app_type] => utility [patent_app_number] => 12/106015 [patent_app_country] => US [patent_app_date] => 2008-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5412 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/020/08020607.pdf [firstpage_image] =>[orig_patent_app_number] => 12106015 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/106015
Heat exchanger having a header Apr 17, 2008 Issued
Array ( [id] => 5492764 [patent_doc_number] => 20090260792 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-22 [patent_title] => 'TUBE WITH FINS HAVING WINGS' [patent_app_type] => utility [patent_app_number] => 12/103826 [patent_app_country] => US [patent_app_date] => 2008-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5771 [patent_no_of_claims] => 25 [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/A1/0260/20090260792.pdf [firstpage_image] =>[orig_patent_app_number] => 12103826 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/103826
Tube with fins having wings Apr 15, 2008 Issued
Array ( [id] => 5542032 [patent_doc_number] => 20090151909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-18 [patent_title] => 'Heat-Dissipating Unit' [patent_app_type] => utility [patent_app_number] => 12/082706 [patent_app_country] => US [patent_app_date] => 2008-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1674 [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/A1/0151/20090151909.pdf [firstpage_image] =>[orig_patent_app_number] => 12082706 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/082706
Heat-Dissipating Unit Apr 10, 2008 Abandoned
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