Search

Nathaniel Herzfeld

Examiner (ID: 7456, Phone: (571)272-5899 , Office: P/3749 )

Most Active Art Unit
3762
Art Unit(s)
3749, 3762, 3743
Total Applications
626
Issued Applications
427
Pending Applications
1
Abandoned Applications
203

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 14796051 [patent_doc_number] => 10401022 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-03 [patent_title] => Molten salt once-through steam generator [patent_app_type] => utility [patent_app_number] => 15/566425 [patent_app_country] => US [patent_app_date] => 2016-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3861 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15566425 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/566425
Molten salt once-through steam generator Apr 14, 2016 Issued
Array ( [id] => 14978189 [patent_doc_number] => 10442999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-15 [patent_title] => Radiant tube support system for fired heaters [patent_app_type] => utility [patent_app_number] => 15/564355 [patent_app_country] => US [patent_app_date] => 2016-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 23 [patent_no_of_words] => 5725 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15564355 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/564355
Radiant tube support system for fired heaters Apr 11, 2016 Issued
Array ( [id] => 12661498 [patent_doc_number] => 20180112332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-26 [patent_title] => SAPPHIRE MEMBER AND METHOD FOR MANUFACTURING SAPPHIRE MEMBER [patent_app_type] => utility [patent_app_number] => 15/561849 [patent_app_country] => US [patent_app_date] => 2016-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 15561849 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/561849
Sapphire member and method for manufacturing sapphire member Mar 27, 2016 Issued
Array ( [id] => 13388517 [patent_doc_number] => 20180245800 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-30 [patent_title] => METHOD AND APPARATUS FOR UTILIZATION OF HOT WATER PLANT WASTE HEAT RECOVERY BY INCORPORATED HIGH TEMPERATURE WATER SOURCE HEAT PUMP [patent_app_type] => utility [patent_app_number] => 15/757462 [patent_app_country] => US [patent_app_date] => 2016-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4078 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15757462 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/757462
METHOD AND APPARATUS FOR UTILIZATION OF HOT WATER PLANT WASTE HEAT RECOVERY BY INCORPORATED HIGH TEMPERATURE WATER SOURCE HEAT PUMP Mar 23, 2016 Abandoned
Array ( [id] => 16461413 [patent_doc_number] => 10844753 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-24 [patent_title] => Boiler, steam-generating plant provided with same, and method for operating boiler [patent_app_type] => utility [patent_app_number] => 15/560316 [patent_app_country] => US [patent_app_date] => 2016-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 13318 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15560316 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/560316
Boiler, steam-generating plant provided with same, and method for operating boiler Mar 21, 2016 Issued
Array ( [id] => 14296393 [patent_doc_number] => 10288317 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-14 [patent_title] => Flow controller and a hot water appliance provided therewith [patent_app_type] => utility [patent_app_number] => 15/557965 [patent_app_country] => US [patent_app_date] => 2016-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4565 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15557965 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/557965
Flow controller and a hot water appliance provided therewith Mar 20, 2016 Issued
Array ( [id] => 12471981 [patent_doc_number] => 09989244 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-06-05 [patent_title] => Furnace cooling by steam and air injection [patent_app_type] => utility [patent_app_number] => 15/057345 [patent_app_country] => US [patent_app_date] => 2016-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4146 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15057345 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/057345
Furnace cooling by steam and air injection Feb 29, 2016 Issued
Array ( [id] => 16322115 [patent_doc_number] => 10782073 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-22 [patent_title] => Waste heat boiler system, mixing chamber, and method for cooling a process gas [patent_app_type] => utility [patent_app_number] => 15/554097 [patent_app_country] => US [patent_app_date] => 2016-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8582 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15554097 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/554097
Waste heat boiler system, mixing chamber, and method for cooling a process gas Feb 25, 2016 Issued
Array ( [id] => 10823340 [patent_doc_number] => 20160169504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-16 [patent_title] => 'DEVICE FOR PREVENTING STEAM FROM BEING PRODUCED IN FLUE GAS COOLER FOR OXYFUEL COMBUSTION BOILER' [patent_app_type] => utility [patent_app_number] => 15/053014 [patent_app_country] => US [patent_app_date] => 2016-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4506 [patent_no_of_claims] => 3 [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] => 15053014 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/053014
Device for preventing steam from being produced in flue gas cooler for oxyfuel combustion boiler Feb 24, 2016 Issued
Array ( [id] => 11048488 [patent_doc_number] => 20160245446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-08-25 [patent_title] => 'INFRARED PIPELINE HEATER' [patent_app_type] => utility [patent_app_number] => 15/052212 [patent_app_country] => US [patent_app_date] => 2016-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3414 [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] => 15052212 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/052212
INFRARED PIPELINE HEATER Feb 23, 2016 Abandoned
Array ( [id] => 14487063 [patent_doc_number] => 10330309 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-25 [patent_title] => Boiler [patent_app_type] => utility [patent_app_number] => 15/556127 [patent_app_country] => US [patent_app_date] => 2016-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 18 [patent_no_of_words] => 4160 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [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] => 15556127 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/556127
Boiler Feb 16, 2016 Issued
Array ( [id] => 12139204 [patent_doc_number] => 20180017287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-18 [patent_title] => 'WATER OUTLET PIPE COMPONENT' [patent_app_type] => utility [patent_app_number] => 15/545615 [patent_app_country] => US [patent_app_date] => 2016-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5582 [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] => 15545615 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/545615
WATER OUTLET PIPE COMPONENT Jan 21, 2016 Abandoned
Array ( [id] => 13687945 [patent_doc_number] => 20170354927 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-14 [patent_title] => BOILER AND DEVICE FOR SELECTIVE NON CATALYTIC REDUCTION [patent_app_type] => utility [patent_app_number] => 15/544933 [patent_app_country] => US [patent_app_date] => 2016-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3915 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15544933 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/544933
Boiler and device for selective non catalytic reduction Jan 11, 2016 Issued
Array ( [id] => 15514563 [patent_doc_number] => 10563862 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-18 [patent_title] => Arrangement of a combustor and a device for selective non catalytic reduction and injection nozzle [patent_app_type] => utility [patent_app_number] => 15/544714 [patent_app_country] => US [patent_app_date] => 2016-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 20 [patent_no_of_words] => 3959 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15544714 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/544714
Arrangement of a combustor and a device for selective non catalytic reduction and injection nozzle Jan 11, 2016 Issued
Array ( [id] => 12129086 [patent_doc_number] => 20180012672 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-11 [patent_title] => 'System for Reducing Volume of Low-level Radioactive Wastes by Using Superheated Vapor' [patent_app_type] => utility [patent_app_number] => 15/543399 [patent_app_country] => US [patent_app_date] => 2016-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4740 [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] => 15543399 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/543399
System for Reducing Volume of Low-level Radioactive Wastes by Using Superheated Vapor Jan 7, 2016 Abandoned
Array ( [id] => 16216045 [patent_doc_number] => 10731847 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-04 [patent_title] => Radiant boiler for pressurized oxy-combustion and method of radiant trapping to control heat flux in high temperature particle-laden flows at elevated pressure [patent_app_type] => utility [patent_app_number] => 15/541229 [patent_app_country] => US [patent_app_date] => 2015-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 12732 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15541229 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/541229
Radiant boiler for pressurized oxy-combustion and method of radiant trapping to control heat flux in high temperature particle-laden flows at elevated pressure Dec 29, 2015 Issued
Array ( [id] => 15752003 [patent_doc_number] => 10618088 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-14 [patent_title] => Pyrolytic furnace, water gas generation system, and combustion gas supply method for water gas generation system [patent_app_type] => utility [patent_app_number] => 15/538408 [patent_app_country] => US [patent_app_date] => 2015-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 31148 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15538408 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/538408
Pyrolytic furnace, water gas generation system, and combustion gas supply method for water gas generation system Dec 17, 2015 Issued
Array ( [id] => 12725434 [patent_doc_number] => 20180133645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-17 [patent_title] => METHOD FOR CLEANING POLLUTING COMBUSTION FUMES [patent_app_type] => utility [patent_app_number] => 15/537792 [patent_app_country] => US [patent_app_date] => 2015-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4283 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15537792 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/537792
METHOD FOR CLEANING POLLUTING COMBUSTION FUMES Dec 17, 2015 Abandoned
Array ( [id] => 13691387 [patent_doc_number] => 20170356648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-14 [patent_title] => COMBUSTION SYSTEM [patent_app_type] => utility [patent_app_number] => 15/535107 [patent_app_country] => US [patent_app_date] => 2015-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15535107 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/535107
Combustion system Dec 10, 2015 Issued
Array ( [id] => 10768453 [patent_doc_number] => 20160114610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-28 [patent_title] => 'IMAGE DECOLORING DEVICE' [patent_app_type] => utility [patent_app_number] => 14/966645 [patent_app_country] => US [patent_app_date] => 2015-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5540 [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] => 14966645 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/966645
Image decoloring device Dec 10, 2015 Issued
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