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] => 6403820 [patent_doc_number] => 20100139902 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-10 [patent_title] => 'PLASTIC HEAT EXCHANGER' [patent_app_type] => utility [patent_app_number] => 12/329225 [patent_app_country] => US [patent_app_date] => 2008-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3575 [patent_no_of_claims] => 24 [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/A1/0139/20100139902.pdf [firstpage_image] =>[orig_patent_app_number] => 12329225 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/329225
PLASTIC HEAT EXCHANGER Dec 4, 2008 Abandoned
Array ( [id] => 4517954 [patent_doc_number] => 07921558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-12 [patent_title] => 'Non-cylindrical refrigerant conduit and method of making same' [patent_app_type] => utility [patent_app_number] => 12/327965 [patent_app_country] => US [patent_app_date] => 2008-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 4800 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/921/07921558.pdf [firstpage_image] =>[orig_patent_app_number] => 12327965 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/327965
Non-cylindrical refrigerant conduit and method of making same Dec 3, 2008 Issued
Array ( [id] => 6555032 [patent_doc_number] => 20100059216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-11 [patent_title] => 'Heat Exchanger In A Modular Construction' [patent_app_type] => utility [patent_app_number] => 12/327144 [patent_app_country] => US [patent_app_date] => 2008-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2740 [patent_no_of_claims] => 9 [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/A1/0059/20100059216.pdf [firstpage_image] =>[orig_patent_app_number] => 12327144 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/327144
Heat exchanger in a modular construction Dec 2, 2008 Issued
Array ( [id] => 6364559 [patent_doc_number] => 20100314092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-16 [patent_title] => 'HEAT TRANSFER TUBE' [patent_app_type] => utility [patent_app_number] => 12/744854 [patent_app_country] => US [patent_app_date] => 2008-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 4793 [patent_no_of_claims] => 17 [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/A1/0314/20100314092.pdf [firstpage_image] =>[orig_patent_app_number] => 12744854 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/744854
HEAT TRANSFER TUBE Nov 27, 2008 Abandoned
Array ( [id] => 8770650 [patent_doc_number] => 08424591 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-04-23 [patent_title] => 'Tube sheet assembly' [patent_app_type] => utility [patent_app_number] => 12/743665 [patent_app_country] => US [patent_app_date] => 2008-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2128 [patent_no_of_claims] => 16 [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] =>[firstpage_image] =>[orig_patent_app_number] => 12743665 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/743665
Tube sheet assembly Nov 19, 2008 Issued
Array ( [id] => 5561008 [patent_doc_number] => 20090133860 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-28 [patent_title] => 'Heat exchanger' [patent_app_type] => utility [patent_app_number] => 12/313165 [patent_app_country] => US [patent_app_date] => 2008-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6316 [patent_no_of_claims] => 11 [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/A1/0133/20090133860.pdf [firstpage_image] =>[orig_patent_app_number] => 12313165 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/313165
Heat exchanger Nov 17, 2008 Abandoned
Array ( [id] => 6262148 [patent_doc_number] => 20100252228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-07 [patent_title] => 'Geothermal System' [patent_app_type] => utility [patent_app_number] => 12/742563 [patent_app_country] => US [patent_app_date] => 2008-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3104 [patent_no_of_claims] => 20 [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/A1/0252/20100252228.pdf [firstpage_image] =>[orig_patent_app_number] => 12742563 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/742563
Geothermal System Nov 12, 2008 Abandoned
Array ( [id] => 6254425 [patent_doc_number] => 20100294460 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-25 [patent_title] => 'DEVICE FOR COOLING A COOLANT' [patent_app_type] => utility [patent_app_number] => 12/742770 [patent_app_country] => US [patent_app_date] => 2008-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1494 [patent_no_of_claims] => 7 [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/A1/0294/20100294460.pdf [firstpage_image] =>[orig_patent_app_number] => 12742770 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/742770
DEVICE FOR COOLING A COOLANT Nov 11, 2008 Abandoned
Array ( [id] => 5425223 [patent_doc_number] => 20090084533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-02 [patent_title] => 'Radiator With Radiating Plate Having High Efficiency' [patent_app_type] => utility [patent_app_number] => 12/244002 [patent_app_country] => US [patent_app_date] => 2008-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2316 [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] => publications/A1/0084/20090084533.pdf [firstpage_image] =>[orig_patent_app_number] => 12244002 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/244002
Radiator With Radiating Plate Having High Efficiency Oct 1, 2008 Abandoned
Array ( [id] => 5274787 [patent_doc_number] => 20090126919 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-21 [patent_title] => 'HEAT EXCHANGER AND METHOD FOR ITS PRODUCTION' [patent_app_type] => utility [patent_app_number] => 12/243628 [patent_app_country] => US [patent_app_date] => 2008-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3372 [patent_no_of_claims] => 16 [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/A1/0126/20090126919.pdf [firstpage_image] =>[orig_patent_app_number] => 12243628 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/243628
HEAT EXCHANGER AND METHOD FOR ITS PRODUCTION Sep 30, 2008 Abandoned
Array ( [id] => 5524176 [patent_doc_number] => 20090194252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-06 [patent_title] => 'HEAT DISSIPATION MODULE AND SUPPORTING ELEMENT THEREOF' [patent_app_type] => utility [patent_app_number] => 12/241850 [patent_app_country] => US [patent_app_date] => 2008-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3376 [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/A1/0194/20090194252.pdf [firstpage_image] =>[orig_patent_app_number] => 12241850 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/241850
HEAT DISSIPATION MODULE AND SUPPORTING ELEMENT THEREOF Sep 29, 2008 Abandoned
Array ( [id] => 5542024 [patent_doc_number] => 20090151901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-18 [patent_title] => 'Fin and Heat Sink' [patent_app_type] => utility [patent_app_number] => 12/235865 [patent_app_country] => US [patent_app_date] => 2008-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2550 [patent_no_of_claims] => 19 [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/A1/0151/20090151901.pdf [firstpage_image] =>[orig_patent_app_number] => 12235865 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/235865
Fin and Heat Sink Sep 22, 2008 Abandoned
Array ( [id] => 9466909 [patent_doc_number] => 08720534 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-05-13 [patent_title] => 'Heat exchanger, particularly for a motor vehicle' [patent_app_type] => utility [patent_app_number] => 12/677531 [patent_app_country] => US [patent_app_date] => 2008-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 20 [patent_no_of_words] => 4318 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12677531 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/677531
Heat exchanger, particularly for a motor vehicle Sep 9, 2008 Issued
Array ( [id] => 5293149 [patent_doc_number] => 20090008075 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-08 [patent_title] => 'Polyhedral array heat transfer tube' [patent_app_type] => utility [patent_app_number] => 12/231439 [patent_app_country] => US [patent_app_date] => 2008-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2325 [patent_no_of_claims] => 23 [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/A1/0008/20090008075.pdf [firstpage_image] =>[orig_patent_app_number] => 12231439 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/231439
Polyhedral array heat transfer tube Sep 1, 2008 Issued
Array ( [id] => 7722870 [patent_doc_number] => 08096136 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-01-17 [patent_title] => 'Heat dissipation device' [patent_app_type] => utility [patent_app_number] => 12/202404 [patent_app_country] => US [patent_app_date] => 2008-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2592 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/096/08096136.pdf [firstpage_image] =>[orig_patent_app_number] => 12202404 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/202404
Heat dissipation device Aug 31, 2008 Issued
Array ( [id] => 6262191 [patent_doc_number] => 20100252246 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-07 [patent_title] => 'HEAT EXCHANGER AND AIR CONDITIONER HAVING THE SAME AND MANUFACTURING PROCESS OF THE SAME' [patent_app_type] => utility [patent_app_number] => 12/675550 [patent_app_country] => US [patent_app_date] => 2008-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3490 [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/A1/0252/20100252246.pdf [firstpage_image] =>[orig_patent_app_number] => 12675550 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/675550
HEAT EXCHANGER AND AIR CONDITIONER HAVING THE SAME AND MANUFACTURING PROCESS OF THE SAME Aug 28, 2008 Abandoned
Array ( [id] => 10091077 [patent_doc_number] => 09127892 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-08 [patent_title] => 'Evaporator' [patent_app_type] => utility [patent_app_number] => 12/676146 [patent_app_country] => US [patent_app_date] => 2008-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 5589 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 464 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12676146 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/676146
Evaporator Aug 26, 2008 Issued
Array ( [id] => 6535667 [patent_doc_number] => 20100044009 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-25 [patent_title] => 'ANNULAR HEAT DISSIPATING DEVICE' [patent_app_type] => utility [patent_app_number] => 12/194544 [patent_app_country] => US [patent_app_date] => 2008-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 1634 [patent_no_of_claims] => 9 [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/A1/0044/20100044009.pdf [firstpage_image] =>[orig_patent_app_number] => 12194544 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/194544
ANNULAR HEAT DISSIPATING DEVICE Aug 19, 2008 Abandoned
Array ( [id] => 5578133 [patent_doc_number] => 20090173479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-09 [patent_title] => 'Louvered air center for compact heat exchanger' [patent_app_type] => utility [patent_app_number] => 12/221705 [patent_app_country] => US [patent_app_date] => 2008-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2083 [patent_no_of_claims] => 14 [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/A1/0173/20090173479.pdf [firstpage_image] =>[orig_patent_app_number] => 12221705 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/221705
Louvered air center for compact heat exchanger Aug 5, 2008 Abandoned
Array ( [id] => 6245924 [patent_doc_number] => 20100025012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-04 [patent_title] => 'HEAT SINK ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 12/185125 [patent_app_country] => US [patent_app_date] => 2008-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1473 [patent_no_of_claims] => 14 [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/A1/0025/20100025012.pdf [firstpage_image] =>[orig_patent_app_number] => 12185125 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/185125
Heat sink assembly Aug 3, 2008 Issued
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