Search

Hiep T Nguyen

Examiner (ID: 11166, Phone: (571)272-4197 , Office: P/2131 )

Most Active Art Unit
2187
Art Unit(s)
2137, 2188, 2751, 2131, 2187, 2138, 2312, 2759
Total Applications
2134
Issued Applications
1903
Pending Applications
83
Abandoned Applications
148

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12261176 [patent_doc_number] => 20180080372 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-22 [patent_title] => 'INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/698247 [patent_app_country] => US [patent_app_date] => 2017-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4557 [patent_no_of_claims] => 18 [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] => 15698247 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/698247
Internal combustion engine Sep 6, 2017 Issued
Array ( [id] => 13857667 [patent_doc_number] => 10190545 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-29 [patent_title] => Fuel-saving device [patent_app_type] => utility [patent_app_number] => 15/688691 [patent_app_country] => US [patent_app_date] => 2017-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2585 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15688691 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/688691
Fuel-saving device Aug 27, 2017 Issued
Array ( [id] => 14089323 [patent_doc_number] => 10240558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-26 [patent_title] => Piston for a two-stroke engine working with advanced scavenging and a two-stroke engine [patent_app_type] => utility [patent_app_number] => 15/682357 [patent_app_country] => US [patent_app_date] => 2017-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 9019 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15682357 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/682357
Piston for a two-stroke engine working with advanced scavenging and a two-stroke engine Aug 20, 2017 Issued
Array ( [id] => 14552517 [patent_doc_number] => 10344707 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-09 [patent_title] => Piston for a two-stroke engine operating with advanced scavenging and a two-stroke engine [patent_app_type] => utility [patent_app_number] => 15/682343 [patent_app_country] => US [patent_app_date] => 2017-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 7440 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15682343 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/682343
Piston for a two-stroke engine operating with advanced scavenging and a two-stroke engine Aug 20, 2017 Issued
Array ( [id] => 14173977 [patent_doc_number] => 10260992 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-16 [patent_title] => Abnormality diagnostic device for a variable compression ratio mechanism [patent_app_type] => utility [patent_app_number] => 15/676093 [patent_app_country] => US [patent_app_date] => 2017-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 19059 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15676093 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/676093
Abnormality diagnostic device for a variable compression ratio mechanism Aug 13, 2017 Issued
Array ( [id] => 13889089 [patent_doc_number] => 10197091 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-02-05 [patent_title] => Connecting-rod with one or more recess in the stem to reduce mass, optimize the balancing between rotating and reciprocating masses, and optimize the connecting-rod bearings minimum oil film thickness [patent_app_type] => utility [patent_app_number] => 15/671120 [patent_app_country] => US [patent_app_date] => 2017-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 22 [patent_no_of_words] => 4942 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15671120 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/671120
Connecting-rod with one or more recess in the stem to reduce mass, optimize the balancing between rotating and reciprocating masses, and optimize the connecting-rod bearings minimum oil film thickness Aug 6, 2017 Issued
Array ( [id] => 14607469 [patent_doc_number] => 10356943 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Industrial fan assembly [patent_app_type] => utility [patent_app_number] => 15/626985 [patent_app_country] => US [patent_app_date] => 2017-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 25 [patent_no_of_words] => 14306 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15626985 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/626985
Industrial fan assembly Jun 18, 2017 Issued
Array ( [id] => 13592087 [patent_doc_number] => 20180347592 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-06 [patent_title] => SAFETY COMPLIANT FAN FINGER GUARD INTEGRATED WITH ANTI-RECIRCULATION STRUCTURE AND METHOD [patent_app_type] => utility [patent_app_number] => 15/611883 [patent_app_country] => US [patent_app_date] => 2017-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5067 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15611883 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/611883
Safety compliant fan finger guard integrated with anti-recirculation structure and method Jun 1, 2017 Issued
Array ( [id] => 13577929 [patent_doc_number] => 20180340513 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-29 [patent_title] => APPARATUS FOR WIND ENERGY PRODUCTION AND AIR PURIFICATION [patent_app_type] => utility [patent_app_number] => 15/606752 [patent_app_country] => US [patent_app_date] => 2017-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2940 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15606752 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/606752
Apparatus for wind energy production and air purification May 25, 2017 Issued
Array ( [id] => 12024404 [patent_doc_number] => 20170314503 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-02 [patent_title] => 'ONE PIECE CAST FERROUS CROWN PISTON FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/595509 [patent_app_country] => US [patent_app_date] => 2017-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6120 [patent_no_of_claims] => 18 [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] => 15595509 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/595509
One piece cast ferrous crown piston for internal combustion engine May 14, 2017 Issued
Array ( [id] => 14598159 [patent_doc_number] => 10352268 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Method for producing a cast component with an insert [patent_app_type] => utility [patent_app_number] => 15/588029 [patent_app_country] => US [patent_app_date] => 2017-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3358 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15588029 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/588029
Method for producing a cast component with an insert May 4, 2017 Issued
Array ( [id] => 14172847 [patent_doc_number] => 10260423 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-16 [patent_title] => Towershaft support [patent_app_type] => utility [patent_app_number] => 15/490485 [patent_app_country] => US [patent_app_date] => 2017-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3957 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15490485 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/490485
Towershaft support Apr 17, 2017 Issued
Array ( [id] => 14666381 [patent_doc_number] => 10371085 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-06 [patent_title] => Cylinder liner and method of forming the same [patent_app_type] => utility [patent_app_number] => 15/481501 [patent_app_country] => US [patent_app_date] => 2017-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3533 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15481501 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/481501
Cylinder liner and method of forming the same Apr 6, 2017 Issued
Array ( [id] => 11705166 [patent_doc_number] => 20170173665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-22 [patent_title] => 'Method of Producing a Cooling Channel System for Internal Combustion Engines and Piston Produced in This Way' [patent_app_type] => utility [patent_app_number] => 15/450347 [patent_app_country] => US [patent_app_date] => 2017-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2209 [patent_no_of_claims] => 8 [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] => 15450347 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/450347
Method of Producing a Cooling Channel System for Internal Combustion Engines and Piston Produced in This Way Mar 5, 2017 Abandoned
Array ( [id] => 13027711 [patent_doc_number] => 10036472 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-31 [patent_title] => Sliding member and piston ring [patent_app_type] => utility [patent_app_number] => 15/736392 [patent_app_country] => US [patent_app_date] => 2017-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4594 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15736392 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/736392
Sliding member and piston ring Feb 27, 2017 Issued
Array ( [id] => 14598163 [patent_doc_number] => 10352270 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Galleryless piston with connection to pockets [patent_app_type] => utility [patent_app_number] => 15/441659 [patent_app_country] => US [patent_app_date] => 2017-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4052 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15441659 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/441659
Galleryless piston with connection to pockets Feb 23, 2017 Issued
Array ( [id] => 13210199 [patent_doc_number] => 10119462 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-06 [patent_title] => Variable length connecting rod and variable compression ratio internal combustion engine [patent_app_type] => utility [patent_app_number] => 15/441815 [patent_app_country] => US [patent_app_date] => 2017-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 52 [patent_no_of_words] => 24737 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 368 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15441815 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/441815
Variable length connecting rod and variable compression ratio internal combustion engine Feb 23, 2017 Issued
Array ( [id] => 13857625 [patent_doc_number] => 10190524 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-29 [patent_title] => Internal combustion engine having two fuel injectors per cylinder and control method therefor [patent_app_type] => utility [patent_app_number] => 15/439258 [patent_app_country] => US [patent_app_date] => 2017-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 17168 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15439258 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/439258
Internal combustion engine having two fuel injectors per cylinder and control method therefor Feb 21, 2017 Issued
Array ( [id] => 13373443 [patent_doc_number] => 20180238263 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-23 [patent_title] => CYLINDER LINER FOR INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 15/439076 [patent_app_country] => US [patent_app_date] => 2017-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4273 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15439076 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/439076
Cylinder liner for internal combustion engine Feb 21, 2017 Issued
Array ( [id] => 14247417 [patent_doc_number] => 10273902 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-30 [patent_title] => Insulation layer on steel pistons without gallery [patent_app_type] => utility [patent_app_number] => 15/436966 [patent_app_country] => US [patent_app_date] => 2017-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4358 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15436966 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/436966
Insulation layer on steel pistons without gallery Feb 19, 2017 Issued
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