Search

Duane Smith

Supervisory Patent Examiner (ID: 26, Phone: (571)272-1166 , Office: P/1776 )

Most Active Art Unit
1724
Art Unit(s)
1737, 1724, 1776, 1700, 1797, 1759, 1305, 3621
Total Applications
1362
Issued Applications
1009
Pending Applications
145
Abandoned Applications
216

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17998406 [patent_doc_number] => 11499506 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-15 [patent_title] => Opening/closing mechanism of intake member [patent_app_type] => utility [patent_app_number] => 16/641111 [patent_app_country] => US [patent_app_date] => 2019-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 14782 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16641111 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/641111
Opening/closing mechanism of intake member Mar 4, 2019 Issued
Array ( [id] => 15072077 [patent_doc_number] => 10465516 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-11-05 [patent_title] => Opposed piston engine cam shape [patent_app_type] => utility [patent_app_number] => 16/291680 [patent_app_country] => US [patent_app_date] => 2019-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 32 [patent_no_of_words] => 36899 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 344 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16291680 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/291680
Opposed piston engine cam shape Mar 3, 2019 Issued
Array ( [id] => 16892894 [patent_doc_number] => 11034427 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-15 [patent_title] => Heat exchange systems for engine-powered watercraft and methods of using same [patent_app_type] => utility [patent_app_number] => 16/276018 [patent_app_country] => US [patent_app_date] => 2019-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5415 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16276018 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/276018
Heat exchange systems for engine-powered watercraft and methods of using same Feb 13, 2019 Issued
Array ( [id] => 14408415 [patent_doc_number] => 20190170051 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => COOLING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/258856 [patent_app_country] => US [patent_app_date] => 2019-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15816 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16258856 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/258856
Cooling system for cooling an internal combustion engine Jan 27, 2019 Issued
Array ( [id] => 16192033 [patent_doc_number] => 20200232882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-23 [patent_title] => METHOD AND SYSTEM FOR MANAGING THE MONITORING OF AN ENGINE COOLING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/255410 [patent_app_country] => US [patent_app_date] => 2019-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16255410 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/255410
Method and system for managing the monitoring of an engine cooling system Jan 22, 2019 Issued
Array ( [id] => 19012041 [patent_doc_number] => 11918945 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Air filter housing arrangement [patent_app_type] => utility [patent_app_number] => 17/422802 [patent_app_country] => US [patent_app_date] => 2019-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3783 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17422802 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/422802
Air filter housing arrangement Jan 15, 2019 Issued
Array ( [id] => 14964367 [patent_doc_number] => 20190309662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-10 [patent_title] => GASKET WITH AN IMPROVED HEAT DISSIPATION CAPACITY FOR A VALVE OF AN INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/232453 [patent_app_country] => US [patent_app_date] => 2018-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3401 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16232453 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/232453
Gasket with an improved heat dissipation capacity for a valve of an internal combustion engine Dec 25, 2018 Issued
Array ( [id] => 17923378 [patent_doc_number] => 11466616 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-11 [patent_title] => Explosion relief valve with annular flame arrestor [patent_app_type] => utility [patent_app_number] => 16/770430 [patent_app_country] => US [patent_app_date] => 2018-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 5157 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16770430 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/770430
Explosion relief valve with annular flame arrestor Dec 20, 2018 Issued
Array ( [id] => 15282667 [patent_doc_number] => 10513992 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-12-24 [patent_title] => Internal combustion engine having dedicated EGR cylinder(s) with split intake and cylinder deactivation at low loads [patent_app_type] => utility [patent_app_number] => 16/230770 [patent_app_country] => US [patent_app_date] => 2018-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3082 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16230770 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/230770
Internal combustion engine having dedicated EGR cylinder(s) with split intake and cylinder deactivation at low loads Dec 20, 2018 Issued
Array ( [id] => 17330484 [patent_doc_number] => 11220938 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Device for lubricating a big-end bearing [patent_app_type] => utility [patent_app_number] => 16/223928 [patent_app_country] => US [patent_app_date] => 2018-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4370 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16223928 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/223928
Device for lubricating a big-end bearing Dec 17, 2018 Issued
Array ( [id] => 14469533 [patent_doc_number] => 20190186409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => CYLINDER HEAD FOR ONE INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/223153 [patent_app_country] => US [patent_app_date] => 2018-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2294 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16223153 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/223153
CYLINDER HEAD FOR ONE INTERNAL COMBUSTION ENGINE Dec 17, 2018 Abandoned
Array ( [id] => 17743193 [patent_doc_number] => 11391252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Turbocharger system including acoustic damper for attenuating aerodynamically generated noise from compressor [patent_app_type] => utility [patent_app_number] => 16/221525 [patent_app_country] => US [patent_app_date] => 2018-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3525 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16221525 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/221525
Turbocharger system including acoustic damper for attenuating aerodynamically generated noise from compressor Dec 15, 2018 Issued
Array ( [id] => 15801601 [patent_doc_number] => 20200123943 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-23 [patent_title] => BLOW-BY GAS OIL SEPARATOR [patent_app_type] => utility [patent_app_number] => 16/220582 [patent_app_country] => US [patent_app_date] => 2018-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16220582 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/220582
Blow-by gas oil separator Dec 13, 2018 Issued
Array ( [id] => 16948899 [patent_doc_number] => 20210207590 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => PUMP BODY ASSEMBLY, FLUID MACHINERY, AND HEAT EXCHANGE DEVICE [patent_app_type] => utility [patent_app_number] => 17/059119 [patent_app_country] => US [patent_app_date] => 2018-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7097 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17059119 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/059119
Pump body assembly, fluid machinery, and heat exchange device Dec 12, 2018 Issued
Array ( [id] => 14536029 [patent_doc_number] => 20190203636 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/219311 [patent_app_country] => US [patent_app_date] => 2018-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9379 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16219311 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/219311
Internal combustion engine Dec 12, 2018 Issued
Array ( [id] => 16014645 [patent_doc_number] => 20200182165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => SUPERCRITICAL REFORMING OF FUELS, WITHOUT SEPARATE WATER SUPPLY, FOR INTERNAL COMBUSTION ENGINES [patent_app_type] => utility [patent_app_number] => 16/214248 [patent_app_country] => US [patent_app_date] => 2018-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16214248 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/214248
Supercritical reforming of fuels, without separate water supply, for internal combustion engines Dec 9, 2018 Issued
Array ( [id] => 16954229 [patent_doc_number] => 11058055 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-13 [patent_title] => Airflow for an agricultural harvesting combine [patent_app_type] => utility [patent_app_number] => 16/214199 [patent_app_country] => US [patent_app_date] => 2018-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 3626 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16214199 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/214199
Airflow for an agricultural harvesting combine Dec 9, 2018 Issued
Array ( [id] => 17665842 [patent_doc_number] => 11359525 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Device and method for lubricating a connecting rod bearing [patent_app_type] => utility [patent_app_number] => 16/213726 [patent_app_country] => US [patent_app_date] => 2018-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4447 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16213726 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/213726
Device and method for lubricating a connecting rod bearing Dec 6, 2018 Issued
Array ( [id] => 14469395 [patent_doc_number] => 20190186340 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => CONTROL SYSTEM FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 16/211643 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3287 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16211643 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/211643
Control system for vehicle Dec 5, 2018 Issued
Array ( [id] => 15591123 [patent_doc_number] => 20200072096 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => COMBUSTION CHAMBER OF ENGINE [patent_app_type] => utility [patent_app_number] => 16/210123 [patent_app_country] => US [patent_app_date] => 2018-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3550 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16210123 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/210123
COMBUSTION CHAMBER OF ENGINE Dec 4, 2018 Abandoned
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