Search

David M. Ostrowski

Examiner (ID: 17772)

Most Active Art Unit
2508
Art Unit(s)
2814, 2899, 2508
Total Applications
439
Issued Applications
348
Pending Applications
12
Abandoned Applications
79

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18093888 [patent_doc_number] => 20220412229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => HYDRAULIC TURBINE UNIT [patent_app_type] => utility [patent_app_number] => 17/781230 [patent_app_country] => US [patent_app_date] => 2021-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14673 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17781230 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/781230
HYDRAULIC TURBINE UNIT Jan 17, 2021 Abandoned
Array ( [id] => 18252895 [patent_doc_number] => 20230079934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => Control Device for Internal Combustion Engine [patent_app_type] => utility [patent_app_number] => 17/793550 [patent_app_country] => US [patent_app_date] => 2021-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18202 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17793550 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/793550
Control Device for Internal Combustion Engine Jan 14, 2021 Abandoned
Array ( [id] => 18233688 [patent_doc_number] => 11598238 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Exhaust gas purification device [patent_app_type] => utility [patent_app_number] => 17/142327 [patent_app_country] => US [patent_app_date] => 2021-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5650 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17142327 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/142327
Exhaust gas purification device Jan 5, 2021 Issued
Array ( [id] => 17650225 [patent_doc_number] => 11352941 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Heavy fuel rotary engine with compression ignition [patent_app_type] => utility [patent_app_number] => 17/135087 [patent_app_country] => US [patent_app_date] => 2020-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4444 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17135087 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/135087
Heavy fuel rotary engine with compression ignition Dec 27, 2020 Issued
Array ( [id] => 16963614 [patent_doc_number] => 20210215113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => CATALYST DETERIORATION JUDGING DEVICE FOR INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 17/124501 [patent_app_country] => US [patent_app_date] => 2020-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7229 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17124501 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/124501
CATALYST DETERIORATION JUDGING DEVICE FOR INTERNAL COMBUSTION ENGINE Dec 16, 2020 Abandoned
Array ( [id] => 18666938 [patent_doc_number] => 11773822 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Wind turbine blade [patent_app_type] => utility [patent_app_number] => 17/785479 [patent_app_country] => US [patent_app_date] => 2020-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4981 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17785479 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/785479
Wind turbine blade Dec 14, 2020 Issued
Array ( [id] => 19441821 [patent_doc_number] => 12092067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Method for coupling a hydroelectric power plant to the grid comprising at least two hydroelectric units [patent_app_type] => utility [patent_app_number] => 17/783347 [patent_app_country] => US [patent_app_date] => 2020-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 5156 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17783347 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783347
Method for coupling a hydroelectric power plant to the grid comprising at least two hydroelectric units Dec 10, 2020 Issued
Array ( [id] => 18110264 [patent_doc_number] => 20230003144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => SYSTEM AND METHOD FOR MAINTAINING ELECTRICAL POWER CONTINUITY IN A STEAM-BASED POWER PLANT [patent_app_type] => utility [patent_app_number] => 17/757200 [patent_app_country] => US [patent_app_date] => 2020-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5080 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17757200 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/757200
System and method for maintaining electrical power continuity in a steam-based power plant Dec 6, 2020 Issued
Array ( [id] => 16870913 [patent_doc_number] => 20210164380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => METHOD FOR DIAGNOSING A PLURALITY OF LAMBDA SENSORS [patent_app_type] => utility [patent_app_number] => 17/106821 [patent_app_country] => US [patent_app_date] => 2020-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2250 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17106821 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/106821
Method for diagnosing a plurality of lambda sensors Nov 29, 2020 Issued
Array ( [id] => 18560323 [patent_doc_number] => 11725559 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Exhaust additive dosing system comprising a turbocharger [patent_app_type] => utility [patent_app_number] => 17/783313 [patent_app_country] => US [patent_app_date] => 2020-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5265 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17783313 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783313
Exhaust additive dosing system comprising a turbocharger Nov 25, 2020 Issued
Array ( [id] => 18110271 [patent_doc_number] => 20230003151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => SYSTEMS AND METHODS FOR REACTIVE REGENERATION OF SELECTIVE CATALYTIC REDUCTION CATALYSTS [patent_app_type] => utility [patent_app_number] => 17/781040 [patent_app_country] => US [patent_app_date] => 2020-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9795 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17781040 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/781040
Systems and methods for reactive regeneration of selective catalytic reduction catalysts Nov 23, 2020 Issued
Array ( [id] => 16901575 [patent_doc_number] => 20210180491 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 17/098628 [patent_app_country] => US [patent_app_date] => 2020-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16148 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17098628 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/098628
Exhaust purification system of internal combustion engine Nov 15, 2020 Issued
Array ( [id] => 17468111 [patent_doc_number] => 11274583 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-03-15 [patent_title] => Internal combustion engine exhaust modification system [patent_app_type] => utility [patent_app_number] => 17/088696 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2091 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17088696 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/088696
Internal combustion engine exhaust modification system Nov 3, 2020 Issued
Array ( [id] => 17563846 [patent_doc_number] => 20220127995 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => ENGINE EMMISSIONS CONTROL METHODS AND SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/079898 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14687 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17079898 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/079898
Engine emmissions control methods and systems Oct 25, 2020 Issued
Array ( [id] => 18058764 [patent_doc_number] => 20220389850 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => SYSTEMS AND METHODS FOR HEATING A HONEYCOMB BODY [patent_app_type] => utility [patent_app_number] => 17/770159 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10305 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17770159 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/770159
Systems and methods for heating a honeycomb body Oct 25, 2020 Issued
Array ( [id] => 17604615 [patent_doc_number] => 11333091 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-17 [patent_title] => Exhaust gas temperature assist for two-cycle uniflow scavenged diesel engines at lower engine loads with various engine operating schemes [patent_app_type] => utility [patent_app_number] => 17/068270 [patent_app_country] => US [patent_app_date] => 2020-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4156 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17068270 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/068270
Exhaust gas temperature assist for two-cycle uniflow scavenged diesel engines at lower engine loads with various engine operating schemes Oct 11, 2020 Issued
Array ( [id] => 16599251 [patent_doc_number] => 20210025782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => PARTICULATE MATTER DETECTION DEVICE [patent_app_type] => utility [patent_app_number] => 17/066745 [patent_app_country] => US [patent_app_date] => 2020-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12529 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17066745 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/066745
PARTICULATE MATTER DETECTION DEVICE Oct 8, 2020 Abandoned
Array ( [id] => 17521047 [patent_doc_number] => 20220106896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => CATALYTIC CONVERTER HEATING ELEMENT [patent_app_type] => utility [patent_app_number] => 17/062707 [patent_app_country] => US [patent_app_date] => 2020-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3848 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17062707 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/062707
CATALYTIC CONVERTER HEATING ELEMENT Oct 4, 2020 Abandoned
Array ( [id] => 16597673 [patent_doc_number] => 20210024204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => ROTOR MOUNT ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/035380 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10222 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17035380 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/035380
Rotor mount assembly Sep 27, 2020 Issued
Array ( [id] => 16541713 [patent_doc_number] => 20200408126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => SEPARATELY DETERMINING FIRING DENSITY AND PUMPING DENSITY DURING FIRING DENSITY TRANSITIONS FOR A LEAN-BURN INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 17/017229 [patent_app_country] => US [patent_app_date] => 2020-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16370 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17017229 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/017229
Separately determining firing density and pumping density during firing density transitions for a lean-burn internal combustion engine Sep 9, 2020 Issued
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