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] => 15311133 [patent_doc_number] => 10520266 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Method and device for protecting heat exchanger pipes and a ceramic component [patent_app_type] => utility [patent_app_number] => 14/153487 [patent_app_country] => US [patent_app_date] => 2014-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3168 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14153487 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/153487
Method and device for protecting heat exchanger pipes and a ceramic component Jan 12, 2014 Issued
Array ( [id] => 11845474 [patent_doc_number] => 09733024 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-15 [patent_title] => 'Tubing element with fins for a heat exchanger' [patent_app_type] => utility [patent_app_number] => 14/094230 [patent_app_country] => US [patent_app_date] => 2013-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4886 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14094230 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/094230
Tubing element with fins for a heat exchanger Dec 1, 2013 Issued
Array ( [id] => 9565114 [patent_doc_number] => 20140182827 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-03 [patent_title] => 'Tubing Element for a Heat Exchanger' [patent_app_type] => utility [patent_app_number] => 14/094279 [patent_app_country] => US [patent_app_date] => 2013-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 3700 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14094279 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/094279
Tubing Element for a Heat Exchanger Dec 1, 2013 Abandoned
Array ( [id] => 12964576 [patent_doc_number] => 09874408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-23 [patent_title] => Heat exchangers [patent_app_type] => utility [patent_app_number] => 14/094356 [patent_app_country] => US [patent_app_date] => 2013-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3767 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 357 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14094356 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/094356
Heat exchangers Dec 1, 2013 Issued
Array ( [id] => 14089757 [patent_doc_number] => 10240777 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-26 [patent_title] => Plate heat exchanger plate for a plate heat exchanger and a plate heat exchanger comprising such plates [patent_app_type] => utility [patent_app_number] => 14/432021 [patent_app_country] => US [patent_app_date] => 2013-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 6765 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 489 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14432021 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/432021
Plate heat exchanger plate for a plate heat exchanger and a plate heat exchanger comprising such plates Oct 29, 2013 Issued
Array ( [id] => 9459758 [patent_doc_number] => 20140124183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-08 [patent_title] => 'HEAT EXCHANGER FOR AN AIR CONDITIONER AND AN AIR CONDITIONER HAVING THE SAME' [patent_app_type] => utility [patent_app_number] => 14/065919 [patent_app_country] => US [patent_app_date] => 2013-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 13196 [patent_no_of_claims] => 29 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14065919 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/065919
HEAT EXCHANGER FOR AN AIR CONDITIONER AND AN AIR CONDITIONER HAVING THE SAME Oct 28, 2013 Abandoned
Array ( [id] => 15311125 [patent_doc_number] => 10520262 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Heat exchanger [patent_app_type] => utility [patent_app_number] => 14/065838 [patent_app_country] => US [patent_app_date] => 2013-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6949 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14065838 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/065838
Heat exchanger Oct 28, 2013 Issued
Array ( [id] => 11225973 [patent_doc_number] => 09453690 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-09-27 [patent_title] => 'Stacked-plate heat exchanger with single plate design' [patent_app_type] => utility [patent_app_number] => 14/064417 [patent_app_country] => US [patent_app_date] => 2013-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 3214 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14064417 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/064417
Stacked-plate heat exchanger with single plate design Oct 27, 2013 Issued
Array ( [id] => 9303167 [patent_doc_number] => 20140041841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-02-13 [patent_title] => 'MICRO-CHANNEL HEAT EXCHANGER' [patent_app_type] => utility [patent_app_number] => 14/060063 [patent_app_country] => US [patent_app_date] => 2013-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2638 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14060063 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/060063
Micro-channel heat exchanger Oct 21, 2013 Issued
Array ( [id] => 9303168 [patent_doc_number] => 20140041842 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-02-13 [patent_title] => 'HEAT EXCHANGER WITH HEAT EXCHANGE CHAMBERS UTILIZING RESPECTIVE MEDIUM DIRECTING MEMBERS' [patent_app_type] => utility [patent_app_number] => 14/053673 [patent_app_country] => US [patent_app_date] => 2013-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4899 [patent_no_of_claims] => 55 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14053673 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/053673
HEAT EXCHANGER WITH HEAT EXCHANGE CHAMBERS UTILIZING RESPECTIVE MEDIUM DIRECTING MEMBERS Oct 14, 2013 Abandoned
Array ( [id] => 15755687 [patent_doc_number] => 10619944 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-14 [patent_title] => Heat exchanger including manifold [patent_app_type] => utility [patent_app_number] => 14/435829 [patent_app_country] => US [patent_app_date] => 2013-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 40 [patent_figures_cnt] => 53 [patent_no_of_words] => 21553 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14435829 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/435829
Heat exchanger including manifold Oct 14, 2013 Issued
Array ( [id] => 10400552 [patent_doc_number] => 20150285561 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-08 [patent_title] => 'HEAT EXCHANGER' [patent_app_type] => utility [patent_app_number] => 14/435853 [patent_app_country] => US [patent_app_date] => 2013-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3016 [patent_no_of_claims] => 11 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14435853 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/435853
HEAT EXCHANGER Oct 14, 2013 Abandoned
Array ( [id] => 11874486 [patent_doc_number] => 09746251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-29 [patent_title] => 'Plate heat exchanger plate and a plate heat exchanger' [patent_app_type] => utility [patent_app_number] => 14/428205 [patent_app_country] => US [patent_app_date] => 2013-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5510 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14428205 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/428205
Plate heat exchanger plate and a plate heat exchanger Oct 13, 2013 Issued
Array ( [id] => 10381137 [patent_doc_number] => 20150266144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-24 [patent_title] => 'Method for Manufacturing a Heat Exchanger Containing a Phase-Change Material, Exchanger Obtained and Uses at High Temperatures' [patent_app_type] => utility [patent_app_number] => 14/434363 [patent_app_country] => US [patent_app_date] => 2013-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8997 [patent_no_of_claims] => 19 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14434363 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/434363
Method for Manufacturing a Heat Exchanger Containing a Phase-Change Material, Exchanger Obtained and Uses at High Temperatures Oct 6, 2013 Abandoned
Array ( [id] => 10198379 [patent_doc_number] => 20150083365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-26 [patent_title] => 'STEAM GENERATOR AND METHOD OF SECURING TUBES WITHIN A STEAM GENERATOR AGAINST VIBRATION' [patent_app_type] => utility [patent_app_number] => 14/036636 [patent_app_country] => US [patent_app_date] => 2013-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4549 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14036636 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/036636
STEAM GENERATOR AND METHOD OF SECURING TUBES WITHIN A STEAM GENERATOR AGAINST VIBRATION Sep 24, 2013 Abandoned
Array ( [id] => 10362678 [patent_doc_number] => 20150247683 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-03 [patent_title] => 'PLATE HEAT EXCHANGER HAVING AN IN PARTICULAR T-SHAPED CONNECTING ELEMENT' [patent_app_type] => utility [patent_app_number] => 14/429063 [patent_app_country] => US [patent_app_date] => 2013-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5826 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14429063 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/429063
PLATE HEAT EXCHANGER HAVING AN IN PARTICULAR T-SHAPED CONNECTING ELEMENT Sep 17, 2013 Abandoned
Array ( [id] => 9327224 [patent_doc_number] => 20140054006 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-02-27 [patent_title] => 'Heat Exchanger Tank and Related Methods and Apparatuses' [patent_app_type] => utility [patent_app_number] => 14/028510 [patent_app_country] => US [patent_app_date] => 2013-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10637 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14028510 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/028510
Heat exchanger tank and related apparatuses Sep 15, 2013 Issued
Array ( [id] => 9219533 [patent_doc_number] => 20140014307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-01-16 [patent_title] => 'Heat Exchanger Header and Related Methods and Apparatuses' [patent_app_type] => utility [patent_app_number] => 14/028515 [patent_app_country] => US [patent_app_date] => 2013-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10637 [patent_no_of_claims] => 11 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14028515 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/028515
Heat Exchanger Header and Related Methods and Apparatuses Sep 15, 2013 Abandoned
Array ( [id] => 10362675 [patent_doc_number] => 20150247680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-03 [patent_title] => 'FLAT PIPE' [patent_app_type] => utility [patent_app_number] => 14/430637 [patent_app_country] => US [patent_app_date] => 2013-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2642 [patent_no_of_claims] => 16 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14430637 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/430637
Flat pipe Sep 2, 2013 Issued
Array ( [id] => 10356126 [patent_doc_number] => 20150241132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-08-27 [patent_title] => 'DOUBLE PIPE HEAT EXCHANGER AND REFRIGERATION CYCLE DEVICE' [patent_app_type] => utility [patent_app_number] => 14/432630 [patent_app_country] => US [patent_app_date] => 2013-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5179 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14432630 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/432630
DOUBLE PIPE HEAT EXCHANGER AND REFRIGERATION CYCLE DEVICE Sep 2, 2013 Abandoned
Menu