Search

Nathaniel Herzfeld

Examiner (ID: 8370, Phone: (571)272-5899 , Office: P/3749 )

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 15792243 [patent_doc_number] => 10629854 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-21 [patent_title] => Substrate pre-baking device [patent_app_type] => utility [patent_app_number] => 15/579676 [patent_app_country] => US [patent_app_date] => 2017-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2572 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 314 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15579676 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/579676
Substrate pre-baking device Oct 26, 2017 Issued
Array ( [id] => 17514525 [patent_doc_number] => 11293668 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-05 [patent_title] => Hot water tank with thermal mixing valve [patent_app_type] => utility [patent_app_number] => 16/345139 [patent_app_country] => US [patent_app_date] => 2017-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 8217 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16345139 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/345139
Hot water tank with thermal mixing valve Oct 25, 2017 Issued
Array ( [id] => 15040717 [patent_doc_number] => 20190331363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => Location Based Temperature Limit Control For A Water Heater [patent_app_type] => utility [patent_app_number] => 16/465074 [patent_app_country] => US [patent_app_date] => 2017-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6978 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16465074 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/465074
Location based temperature limit control for a water heater Oct 22, 2017 Issued
Array ( [id] => 16276985 [patent_doc_number] => 10760001 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-01 [patent_title] => Straight fin for device for recovering waste heat of raw coke oven gas in ascension pipe of coke oven, and heat recovering device [patent_app_type] => utility [patent_app_number] => 16/342971 [patent_app_country] => US [patent_app_date] => 2017-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4387 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16342971 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/342971
Straight fin for device for recovering waste heat of raw coke oven gas in ascension pipe of coke oven, and heat recovering device Sep 18, 2017 Issued
Array ( [id] => 17512140 [patent_doc_number] => 11291251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-05 [patent_title] => Electronic cigarette and control method therefor [patent_app_type] => utility [patent_app_number] => 16/334740 [patent_app_country] => US [patent_app_date] => 2017-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5094 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16334740 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/334740
Electronic cigarette and control method therefor Aug 31, 2017 Issued
Array ( [id] => 12054432 [patent_doc_number] => 20170330776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-16 [patent_title] => 'PYROMETRY FILTER FOR THERMAL PROCESS CHAMBER' [patent_app_type] => utility [patent_app_number] => 15/668647 [patent_app_country] => US [patent_app_date] => 2017-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6477 [patent_no_of_claims] => 19 [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] => 15668647 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/668647
Pyrometry filter for thermal process chamber Aug 2, 2017 Issued
Array ( [id] => 14598793 [patent_doc_number] => 10352586 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Enclosures for water heaters [patent_app_type] => utility [patent_app_number] => 15/667143 [patent_app_country] => US [patent_app_date] => 2017-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 26 [patent_no_of_words] => 10204 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15667143 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/667143
Enclosures for water heaters Aug 1, 2017 Issued
Array ( [id] => 14536707 [patent_doc_number] => 20190203975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => HEAT EXCHANGER AND HOT WATER APPARATUS [patent_app_type] => utility [patent_app_number] => 16/326535 [patent_app_country] => US [patent_app_date] => 2017-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6935 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16326535 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/326535
HEAT EXCHANGER AND HOT WATER APPARATUS Aug 1, 2017 Abandoned
Array ( [id] => 12220360 [patent_doc_number] => 20180058720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-01 [patent_title] => 'ATTACHMENT STRUCTURE FOR WATER HEATER' [patent_app_type] => utility [patent_app_number] => 15/665620 [patent_app_country] => US [patent_app_date] => 2017-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5279 [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] => 15665620 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/665620
Attachment structure for water heater Jul 31, 2017 Issued
Array ( [id] => 12052215 [patent_doc_number] => 20170328559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-16 [patent_title] => 'Modulating Burner With Venturi Damper' [patent_app_type] => utility [patent_app_number] => 15/663548 [patent_app_country] => US [patent_app_date] => 2017-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8014 [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] => 15663548 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/663548
Modulating burner with venturi damper Jul 27, 2017 Issued
Array ( [id] => 12160010 [patent_doc_number] => 20180031276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-02-01 [patent_title] => 'CONDENSING BOILER' [patent_app_type] => utility [patent_app_number] => 15/660782 [patent_app_country] => US [patent_app_date] => 2017-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5364 [patent_no_of_claims] => 15 [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] => 15660782 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/660782
Condensing boiler Jul 25, 2017 Issued
Array ( [id] => 14487131 [patent_doc_number] => 10330344 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-25 [patent_title] => Temperature algorithm for water heater [patent_app_type] => utility [patent_app_number] => 15/656878 [patent_app_country] => US [patent_app_date] => 2017-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3844 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15656878 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/656878
Temperature algorithm for water heater Jul 20, 2017 Issued
Array ( [id] => 12031828 [patent_doc_number] => 20170321928 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-09 [patent_title] => 'Dielectrically insulated secondary flue for gas-fired water heater' [patent_app_type] => utility [patent_app_number] => 15/731703 [patent_app_country] => US [patent_app_date] => 2017-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5269 [patent_no_of_claims] => 20 [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] => 15731703 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/731703
Dielectrically insulated secondary flue for gas-fired water heater Jul 19, 2017 Issued
Array ( [id] => 14409105 [patent_doc_number] => 20190170396 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => SMART WATER HEATING SYSTEM AND METHODS USEFUL IN CONJUNCTION THEREWITH [patent_app_type] => utility [patent_app_number] => 16/323757 [patent_app_country] => US [patent_app_date] => 2017-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18437 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16323757 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/323757
SMART WATER HEATING SYSTEM AND METHODS USEFUL IN CONJUNCTION THEREWITH Jul 18, 2017 Abandoned
Array ( [id] => 16971309 [patent_doc_number] => 11067274 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-20 [patent_title] => Flue gas exhaust system, duct, industrial furnace, and plant [patent_app_type] => utility [patent_app_number] => 16/315583 [patent_app_country] => US [patent_app_date] => 2017-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4991 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16315583 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/315583
Flue gas exhaust system, duct, industrial furnace, and plant Jul 5, 2017 Issued
Array ( [id] => 14626615 [patent_doc_number] => 20190226675 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-25 [patent_title] => STEAM GENERATION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/316240 [patent_app_country] => US [patent_app_date] => 2017-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2657 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 16316240 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/316240
STEAM GENERATION SYSTEM Jul 2, 2017 Abandoned
Array ( [id] => 14147353 [patent_doc_number] => 10254045 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-09 [patent_title] => Method and device for detecting straightness deviations and/or deformations in a rotary kiln [patent_app_type] => utility [patent_app_number] => 15/630595 [patent_app_country] => US [patent_app_date] => 2017-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4213 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15630595 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/630595
Method and device for detecting straightness deviations and/or deformations in a rotary kiln Jun 21, 2017 Issued
Array ( [id] => 13691375 [patent_doc_number] => 20170356642 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-14 [patent_title] => CIRCULATING FLUIDIZED BED BOILER WITH BOTTOM-SUPPORTED IN-BED HEAT EXCHANGER [patent_app_type] => utility [patent_app_number] => 15/618913 [patent_app_country] => US [patent_app_date] => 2017-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3010 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15618913 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/618913
CIRCULATING FLUIDIZED BED BOILER WITH BOTTOM-SUPPORTED IN-BED HEAT EXCHANGER Jun 8, 2017 Abandoned
Array ( [id] => 14979867 [patent_doc_number] => 10443841 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-15 [patent_title] => Methods and devices for even distribution of solid fuel materials [patent_app_type] => utility [patent_app_number] => 15/617011 [patent_app_country] => US [patent_app_date] => 2017-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4309 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15617011 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/617011
Methods and devices for even distribution of solid fuel materials Jun 7, 2017 Issued
Array ( [id] => 14583455 [patent_doc_number] => 20190219336 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-18 [patent_title] => Sintering Furnance [patent_app_type] => utility [patent_app_number] => 16/324547 [patent_app_country] => US [patent_app_date] => 2017-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2867 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16324547 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/324547
Sintering furnance Jun 5, 2017 Issued
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