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] => 6347220 [patent_doc_number] => 20100071635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-25 [patent_title] => 'WATERTUBE AND METHOD OF MAKING AND ASSEMBLING SAME WITHIN A BOILER OR HEAT EXCHANGER' [patent_app_type] => utility [patent_app_number] => 12/573898 [patent_app_country] => US [patent_app_date] => 2009-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5740 [patent_no_of_claims] => 24 [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/A1/0071/20100071635.pdf [firstpage_image] =>[orig_patent_app_number] => 12573898 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/573898
WATERTUBE AND METHOD OF MAKING AND ASSEMBLING SAME WITHIN A BOILER OR HEAT EXCHANGER Oct 5, 2009 Abandoned
Array ( [id] => 10896226 [patent_doc_number] => 08919425 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-30 [patent_title] => 'Flow control valve and heat exchanger equipped with same' [patent_app_type] => utility [patent_app_number] => 12/552304 [patent_app_country] => US [patent_app_date] => 2009-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 11729 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12552304 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/552304
Flow control valve and heat exchanger equipped with same Sep 1, 2009 Issued
Array ( [id] => 8800833 [patent_doc_number] => 08439102 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-05-14 [patent_title] => 'Vector tile, refractory assembly unit including same and refractory array including same' [patent_app_type] => utility [patent_app_number] => 12/583622 [patent_app_country] => US [patent_app_date] => 2009-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 22 [patent_no_of_words] => 6712 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12583622 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/583622
Vector tile, refractory assembly unit including same and refractory array including same Aug 23, 2009 Issued
Array ( [id] => 6525613 [patent_doc_number] => 20100270002 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-28 [patent_title] => 'System and method of maximizing performance of a solid-state closed loop well heat exchanger' [patent_app_type] => utility [patent_app_number] => 12/462661 [patent_app_country] => US [patent_app_date] => 2009-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3472 [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/A1/0270/20100270002.pdf [firstpage_image] =>[orig_patent_app_number] => 12462661 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/462661
System and method of maximizing performance of a solid-state closed loop well heat exchanger Aug 4, 2009 Abandoned
Array ( [id] => 6144482 [patent_doc_number] => 20110017436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-27 [patent_title] => 'PLATE TYPE HEAT EXCHANGER' [patent_app_type] => utility [patent_app_number] => 12/506540 [patent_app_country] => US [patent_app_date] => 2009-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 8165 [patent_no_of_claims] => 19 [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/A1/0017/20110017436.pdf [firstpage_image] =>[orig_patent_app_number] => 12506540 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/506540
PLATE TYPE HEAT EXCHANGER Jul 20, 2009 Abandoned
Array ( [id] => 6317780 [patent_doc_number] => 20100243229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-30 [patent_title] => 'HEAT SINK AND METHOD OF MANUFACTURING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/506213 [patent_app_country] => US [patent_app_date] => 2009-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1936 [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] => publications/A1/0243/20100243229.pdf [firstpage_image] =>[orig_patent_app_number] => 12506213 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/506213
Heat sink and method of manufacturing the same Jul 19, 2009 Issued
Array ( [id] => 6568845 [patent_doc_number] => 20100096102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-22 [patent_title] => 'TEMPERATURE CONDITIONER' [patent_app_type] => utility [patent_app_number] => 12/497105 [patent_app_country] => US [patent_app_date] => 2009-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1349 [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/A1/0096/20100096102.pdf [firstpage_image] =>[orig_patent_app_number] => 12497105 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/497105
TEMPERATURE CONDITIONER Jul 1, 2009 Abandoned
Array ( [id] => 5554859 [patent_doc_number] => 20090266436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'METHODS FOR STABILIZING FLOW IN CHANNELS AND SYSTEMS THEREOF' [patent_app_type] => utility [patent_app_number] => 12/497180 [patent_app_country] => US [patent_app_date] => 2009-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7959 [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/A1/0266/20090266436.pdf [firstpage_image] =>[orig_patent_app_number] => 12497180 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/497180
METHODS FOR STABILIZING FLOW IN CHANNELS AND SYSTEMS THEREOF Jul 1, 2009 Abandoned
Array ( [id] => 6324823 [patent_doc_number] => 20100326642 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-30 [patent_title] => 'DIAMOND MODIFIED HEAT EXCHANGERS, STEAM GENERATORS, CONDENSERS, RADIATORS AND FEEDWATER HEATERS' [patent_app_type] => utility [patent_app_number] => 12/495776 [patent_app_country] => US [patent_app_date] => 2009-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2368 [patent_no_of_claims] => 13 [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/A1/0326/20100326642.pdf [firstpage_image] =>[orig_patent_app_number] => 12495776 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/495776
DIAMOND MODIFIED HEAT EXCHANGERS, STEAM GENERATORS, CONDENSERS, RADIATORS AND FEEDWATER HEATERS Jun 29, 2009 Abandoned
Array ( [id] => 6548602 [patent_doc_number] => 20100288470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-18 [patent_title] => 'HEAT DISSIPATION DEVICE' [patent_app_type] => utility [patent_app_number] => 12/489455 [patent_app_country] => US [patent_app_date] => 2009-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 973 [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/A1/0288/20100288470.pdf [firstpage_image] =>[orig_patent_app_number] => 12489455 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/489455
HEAT DISSIPATION DEVICE Jun 22, 2009 Abandoned
Array ( [id] => 5460860 [patent_doc_number] => 20090321060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-31 [patent_title] => 'Cooling Fin' [patent_app_type] => utility [patent_app_number] => 12/488582 [patent_app_country] => US [patent_app_date] => 2009-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1466 [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/A1/0321/20090321060.pdf [firstpage_image] =>[orig_patent_app_number] => 12488582 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/488582
Cooling Fin Jun 20, 2009 Abandoned
Array ( [id] => 6362631 [patent_doc_number] => 20100313828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-16 [patent_title] => 'Watertube, Header and Watertube Assembly, Boiler having the Assembly, and Method of Assembling Same' [patent_app_type] => utility [patent_app_number] => 12/483593 [patent_app_country] => US [patent_app_date] => 2009-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3720 [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/A1/0313/20100313828.pdf [firstpage_image] =>[orig_patent_app_number] => 12483593 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/483593
Watertube, Header and Watertube Assembly, Boiler having the Assembly, and Method of Assembling Same Jun 11, 2009 Abandoned
Array ( [id] => 6401984 [patent_doc_number] => 20100139584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-10 [patent_title] => 'Intercooler Assembly for Vehicle' [patent_app_type] => utility [patent_app_number] => 12/482982 [patent_app_country] => US [patent_app_date] => 2009-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3239 [patent_no_of_claims] => 17 [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/A1/0139/20100139584.pdf [firstpage_image] =>[orig_patent_app_number] => 12482982 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/482982
Intercooler Assembly for Vehicle Jun 10, 2009 Abandoned
Array ( [id] => 5371015 [patent_doc_number] => 20090308575 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-17 [patent_title] => 'HEAT DISSIPATION MODULE' [patent_app_type] => utility [patent_app_number] => 12/481100 [patent_app_country] => US [patent_app_date] => 2009-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2223 [patent_no_of_claims] => 13 [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/A1/0308/20090308575.pdf [firstpage_image] =>[orig_patent_app_number] => 12481100 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/481100
HEAT DISSIPATION MODULE Jun 8, 2009 Abandoned
Array ( [id] => 6525804 [patent_doc_number] => 20100270014 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-28 [patent_title] => 'HEAT SINK WITH RADIALLY ARRANGED RADIATION FINS' [patent_app_type] => utility [patent_app_number] => 12/480621 [patent_app_country] => US [patent_app_date] => 2009-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 2128 [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/A1/0270/20100270014.pdf [firstpage_image] =>[orig_patent_app_number] => 12480621 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/480621
HEAT SINK WITH RADIALLY ARRANGED RADIATION FINS Jun 7, 2009 Abandoned
Array ( [id] => 6577261 [patent_doc_number] => 20100307729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-09 [patent_title] => 'FIRETUBE HEAT EXCHANGER' [patent_app_type] => utility [patent_app_number] => 12/478643 [patent_app_country] => US [patent_app_date] => 2009-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2104 [patent_no_of_claims] => 45 [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/A1/0307/20100307729.pdf [firstpage_image] =>[orig_patent_app_number] => 12478643 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/478643
FIRETUBE HEAT EXCHANGER Jun 3, 2009 Abandoned
Array ( [id] => 6073318 [patent_doc_number] => 20110139419 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-16 [patent_title] => 'Heat Exchanger' [patent_app_type] => utility [patent_app_number] => 12/997908 [patent_app_country] => US [patent_app_date] => 2009-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6978 [patent_no_of_claims] => 12 [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/A1/0139/20110139419.pdf [firstpage_image] =>[orig_patent_app_number] => 12997908 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/997908
Heat exchanger May 25, 2009 Issued
Array ( [id] => 5313008 [patent_doc_number] => 20090277606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-12 [patent_title] => 'HEAT EXCHANGER SUPPORT AND METHOD OF ASSEMBLING A HEAT EXCHANGER' [patent_app_type] => utility [patent_app_number] => 12/464200 [patent_app_country] => US [patent_app_date] => 2009-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4189 [patent_no_of_claims] => 31 [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/A1/0277/20090277606.pdf [firstpage_image] =>[orig_patent_app_number] => 12464200 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/464200
HEAT EXCHANGER SUPPORT AND METHOD OF ASSEMBLING A HEAT EXCHANGER May 11, 2009 Abandoned
Array ( [id] => 8662578 [patent_doc_number] => 08376033 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-19 [patent_title] => 'Heat exchanger comprising tubes with grooved fins' [patent_app_type] => utility [patent_app_number] => 12/463861 [patent_app_country] => US [patent_app_date] => 2009-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 10 [patent_no_of_words] => 3869 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12463861 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/463861
Heat exchanger comprising tubes with grooved fins May 10, 2009 Issued
Array ( [id] => 5313011 [patent_doc_number] => 20090277609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-12 [patent_title] => 'Tunable Thermal Link' [patent_app_type] => utility [patent_app_number] => 12/436253 [patent_app_country] => US [patent_app_date] => 2009-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8633 [patent_no_of_claims] => 20 [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/A1/0277/20090277609.pdf [firstpage_image] =>[orig_patent_app_number] => 12436253 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/436253
Tunable thermal link May 5, 2009 Issued
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