Search

Len Tran

Supervisory Patent Examiner (ID: 13971, Phone: (571)272-1184 , Office: P/3744 )

Most Active Art Unit
1725
Art Unit(s)
3752, 3744, 3763, 1725, 1722
Total Applications
876
Issued Applications
534
Pending Applications
80
Abandoned Applications
263

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9064214 [patent_doc_number] => 20130255970 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-10-03 [patent_title] => 'Fluid Delivery System' [patent_app_type] => utility [patent_app_number] => 13/664006 [patent_app_country] => US [patent_app_date] => 2012-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3674 [patent_no_of_claims] => 22 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13664006 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/664006
Fluid Delivery System Oct 29, 2012 Abandoned
Array ( [id] => 8901093 [patent_doc_number] => 20130168596 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-04 [patent_title] => 'Pb(Hf,Ti)O3 BASED HIGH PERFORMANCE POLYCRYSTALLINE PIEZOELECTRIC MATERIALS' [patent_app_type] => utility [patent_app_number] => 13/629205 [patent_app_country] => US [patent_app_date] => 2012-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3429 [patent_no_of_claims] => 15 [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] => 13629205 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/629205
Pb(Hf,Ti)O3 based high performance polycrystalline piezoelectric materials Sep 26, 2012 Issued
Array ( [id] => 8492999 [patent_doc_number] => 20120292406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-22 [patent_title] => 'Procedure and Device For The Micro-Mixing Of Fluids Through Reflux Cell' [patent_app_type] => utility [patent_app_number] => 13/525896 [patent_app_country] => US [patent_app_date] => 2012-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3804 [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] => 13525896 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/525896
Procedure and Device For The Micro-Mixing Of Fluids Through Reflux Cell Jun 17, 2012 Abandoned
Array ( [id] => 9478234 [patent_doc_number] => 20140135697 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-15 [patent_title] => 'DISPOSABLE HEAT EXCHANGE CASSETTE AND AN ASSEMBLY FOR HEATING INTRAVENOUS FLUID' [patent_app_type] => utility [patent_app_number] => 14/127407 [patent_app_country] => US [patent_app_date] => 2012-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3623 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14127407 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/127407
DISPOSABLE HEAT EXCHANGE CASSETTE AND AN ASSEMBLY FOR HEATING INTRAVENOUS FLUID Jun 11, 2012 Abandoned
Array ( [id] => 8913733 [patent_doc_number] => 20130175358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-11 [patent_title] => 'ROTARY BLADE AND ATOMIZER COMPRISING THE SAME' [patent_app_type] => utility [patent_app_number] => 13/483483 [patent_app_country] => US [patent_app_date] => 2012-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3336 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13483483 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/483483
ROTARY BLADE AND ATOMIZER COMPRISING THE SAME May 29, 2012 Abandoned
Array ( [id] => 9171354 [patent_doc_number] => 20130313338 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-28 [patent_title] => 'Hopper Gun' [patent_app_type] => utility [patent_app_number] => 13/481576 [patent_app_country] => US [patent_app_date] => 2012-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 16485 [patent_no_of_claims] => 21 [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] => 13481576 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/481576
Hopper Gun May 24, 2012 Abandoned
Array ( [id] => 8717210 [patent_doc_number] => 20130068427 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-21 [patent_title] => 'Synthetic Jet Actuators and Ejectors and Methods For Using The Same' [patent_app_type] => utility [patent_app_number] => 13/474489 [patent_app_country] => US [patent_app_date] => 2012-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 105 [patent_figures_cnt] => 105 [patent_no_of_words] => 14089 [patent_no_of_claims] => 22 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13474489 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/474489
Synthetic Jet Actuators and Ejectors and Methods For Using The Same May 16, 2012 Abandoned
Array ( [id] => 9158993 [patent_doc_number] => 20130307270 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-21 [patent_title] => 'Fire System for a Wind Turbine' [patent_app_type] => utility [patent_app_number] => 13/471960 [patent_app_country] => US [patent_app_date] => 2012-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7542 [patent_no_of_claims] => 20 [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] => 13471960 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/471960
Fire System for a Wind Turbine May 14, 2012 Abandoned
Array ( [id] => 8505864 [patent_doc_number] => 20120305272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-06 [patent_title] => 'FOAM GENERATING DEVICE FOR FIRE HOSES' [patent_app_type] => utility [patent_app_number] => 13/470950 [patent_app_country] => US [patent_app_date] => 2012-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3124 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13470950 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/470950
FOAM GENERATING DEVICE FOR FIRE HOSES May 13, 2012 Abandoned
Array ( [id] => 9144680 [patent_doc_number] => 20130299203 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-14 [patent_title] => 'VEHICLE FIRE RISK REDUCING SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/466820 [patent_app_country] => US [patent_app_date] => 2012-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1108 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13466820 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/466820
VEHICLE FIRE RISK REDUCING SYSTEM May 7, 2012 Abandoned
13/465095 Attachable Diverter for a Fire Sprinkler Head May 6, 2012 Abandoned
Array ( [id] => 9131781 [patent_doc_number] => 20130292494 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-07 [patent_title] => 'GARDEN SPRAYER' [patent_app_type] => utility [patent_app_number] => 13/463777 [patent_app_country] => US [patent_app_date] => 2012-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2572 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13463777 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/463777
GARDEN SPRAYER May 2, 2012 Abandoned
Array ( [id] => 8480647 [patent_doc_number] => 20120280055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-08 [patent_title] => 'METHOD AND DISPENSER FOR CONTROLLED RELEASE OF SEMIOCHEMICALS' [patent_app_type] => utility [patent_app_number] => 13/452744 [patent_app_country] => US [patent_app_date] => 2012-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5004 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13452744 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/452744
METHOD AND DISPENSER FOR CONTROLLED RELEASE OF SEMIOCHEMICALS Apr 19, 2012 Abandoned
Array ( [id] => 9104318 [patent_doc_number] => 20130277449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-10-24 [patent_title] => 'ENHANCED DRINKING STRAWS' [patent_app_type] => utility [patent_app_number] => 13/449672 [patent_app_country] => US [patent_app_date] => 2012-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3019 [patent_no_of_claims] => 20 [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] => 13449672 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/449672
ENHANCED DRINKING STRAWS Apr 17, 2012 Abandoned
Array ( [id] => 8450539 [patent_doc_number] => 20120261485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-10-18 [patent_title] => 'SPRAY NOZZLE' [patent_app_type] => utility [patent_app_number] => 13/448455 [patent_app_country] => US [patent_app_date] => 2012-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2389 [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] => 13448455 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/448455
SPRAY NOZZLE Apr 16, 2012 Abandoned
Array ( [id] => 8260417 [patent_doc_number] => 20120159843 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-28 [patent_title] => 'WATER RETENTION DEVICE FOR AN INDIVIDUAL PLANT CONTAINER' [patent_app_type] => utility [patent_app_number] => 13/411715 [patent_app_country] => US [patent_app_date] => 2012-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5559 [patent_no_of_claims] => 26 [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] => 13411715 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/411715
WATER RETENTION DEVICE FOR AN INDIVIDUAL PLANT CONTAINER Mar 4, 2012 Abandoned
Array ( [id] => 8999524 [patent_doc_number] => 20130220648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-08-29 [patent_title] => 'Burn Blanket' [patent_app_type] => utility [patent_app_number] => 13/405201 [patent_app_country] => US [patent_app_date] => 2012-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 160 [patent_no_of_claims] => 3 [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] => 13405201 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/405201
Burn Blanket Feb 23, 2012 Abandoned
Array ( [id] => 8900968 [patent_doc_number] => 20130168471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-04 [patent_title] => 'GARDENING SPRAY GUN' [patent_app_type] => utility [patent_app_number] => 13/342105 [patent_app_country] => US [patent_app_date] => 2012-01-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3243 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13342105 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/342105
GARDENING SPRAY GUN Dec 31, 2011 Abandoned
Array ( [id] => 9144600 [patent_doc_number] => 20130299123 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-14 [patent_title] => 'Geothermal System' [patent_app_type] => utility [patent_app_number] => 13/823445 [patent_app_country] => US [patent_app_date] => 2011-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 11523 [patent_no_of_claims] => 24 [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] => 13823445 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/823445
Geothermal System Dec 6, 2011
Array ( [id] => 8562875 [patent_doc_number] => 20120325447 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-27 [patent_title] => 'COOLING SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/294845 [patent_app_country] => US [patent_app_date] => 2011-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4931 [patent_no_of_claims] => 31 [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] => 13294845 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/294845
COOLING SYSTEM Nov 10, 2011 Abandoned
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