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] => 14323077 [patent_doc_number] => 10292531 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-05-21 [patent_title] => Cooking device having heat sources in a stacked arrangement [patent_app_type] => utility [patent_app_number] => 16/001921 [patent_app_country] => US [patent_app_date] => 2018-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 11244 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16001921 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/001921
Cooking device having heat sources in a stacked arrangement Jun 5, 2018 Issued
Array ( [id] => 16933393 [patent_doc_number] => 20210199282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => SUPERHEATED STEAM BOILER AND METHOD FOR OPERATION THEREOF [patent_app_type] => utility [patent_app_number] => 16/077822 [patent_app_country] => US [patent_app_date] => 2018-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6603 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16077822 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/077822
Superheated steam boiler and method for operation thereof May 30, 2018 Issued
Array ( [id] => 13567339 [patent_doc_number] => 20180335217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-22 [patent_title] => HOB WITH CENTRAL DOWNWARD REMOVAL OF COOKING VAPORS THROUGH SUCTION [patent_app_type] => utility [patent_app_number] => 15/988237 [patent_app_country] => US [patent_app_date] => 2018-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5298 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15988237 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/988237
Hob with central downward removal of cooking vapors through suction May 23, 2018 Issued
Array ( [id] => 13592615 [patent_doc_number] => 20180347856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-06 [patent_title] => HEATING HEAT-SOURCE APPARATUS AND CONTROL METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 15/983115 [patent_app_country] => US [patent_app_date] => 2018-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8652 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15983115 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/983115
Heating heat-source apparatus and control method thereof May 17, 2018 Issued
Array ( [id] => 15149733 [patent_doc_number] => 20190353344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-21 [patent_title] => ONCE-THROUGH STEAM GENERATOR FOR USE AT OILFIELD OPERATION SITE, AND METHOD [patent_app_type] => utility [patent_app_number] => 15/980047 [patent_app_country] => US [patent_app_date] => 2018-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 15980047 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/980047
ONCE-THROUGH STEAM GENERATOR FOR USE AT OILFIELD OPERATION SITE, AND METHOD May 14, 2018 Abandoned
Array ( [id] => 16650927 [patent_doc_number] => 10928097 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-23 [patent_title] => System and method for generating heated water and distilled water [patent_app_type] => utility [patent_app_number] => 15/978775 [patent_app_country] => US [patent_app_date] => 2018-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 7103 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15978775 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/978775
System and method for generating heated water and distilled water May 13, 2018 Issued
Array ( [id] => 16352350 [patent_doc_number] => 10792845 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-06 [patent_title] => Fuel tank producing apparatus [patent_app_type] => utility [patent_app_number] => 15/969074 [patent_app_country] => US [patent_app_date] => 2018-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8344 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15969074 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/969074
Fuel tank producing apparatus May 1, 2018 Issued
Array ( [id] => 17650542 [patent_doc_number] => 11353264 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Blocking prevention device for gasification melting system and blocking prevention method for gasification melting system [patent_app_type] => utility [patent_app_number] => 16/607864 [patent_app_country] => US [patent_app_date] => 2018-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 14062 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16607864 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/607864
Blocking prevention device for gasification melting system and blocking prevention method for gasification melting system Apr 26, 2018 Issued
Array ( [id] => 13388553 [patent_doc_number] => 20180245818 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-30 [patent_title] => VENT PROVING SYSTEM [patent_app_type] => utility [patent_app_number] => 15/965341 [patent_app_country] => US [patent_app_date] => 2018-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5092 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 15965341 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/965341
Vent proving system Apr 26, 2018 Issued
Array ( [id] => 16416289 [patent_doc_number] => 10824178 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-03 [patent_title] => Heating and hot water supply apparatus and control method thereof [patent_app_type] => utility [patent_app_number] => 15/964022 [patent_app_country] => US [patent_app_date] => 2018-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 8670 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [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] => 15964022 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/964022
Heating and hot water supply apparatus and control method thereof Apr 25, 2018 Issued
Array ( [id] => 17407979 [patent_doc_number] => 11248855 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => Structural elements, housing structure and heating device [patent_app_type] => utility [patent_app_number] => 15/958083 [patent_app_country] => US [patent_app_date] => 2018-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 4398 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15958083 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/958083
Structural elements, housing structure and heating device Apr 19, 2018 Issued
Array ( [id] => 14822991 [patent_doc_number] => 10408496 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-10 [patent_title] => System, device and associated methods for temperature and pressure relief in a water heater [patent_app_type] => utility [patent_app_number] => 15/949786 [patent_app_country] => US [patent_app_date] => 2018-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 31 [patent_no_of_words] => 5454 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15949786 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/949786
System, device and associated methods for temperature and pressure relief in a water heater Apr 9, 2018 Issued
Array ( [id] => 16493227 [patent_doc_number] => 10859256 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-08 [patent_title] => Method and system utilizing waste heat for evaporation [patent_app_type] => utility [patent_app_number] => 15/950054 [patent_app_country] => US [patent_app_date] => 2018-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 7713 [patent_no_of_claims] => 17 [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] => 15950054 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/950054
Method and system utilizing waste heat for evaporation Apr 9, 2018 Issued
Array ( [id] => 13578321 [patent_doc_number] => 20180340709 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-29 [patent_title] => WATER HEATER [patent_app_type] => utility [patent_app_number] => 15/942710 [patent_app_country] => US [patent_app_date] => 2018-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4294 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15942710 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/942710
Water heater Apr 1, 2018 Issued
Array ( [id] => 16306293 [patent_doc_number] => 10775076 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-15 [patent_title] => Water container flushing system including sediment separator, sediment buster and associated methods [patent_app_type] => utility [patent_app_number] => 15/924230 [patent_app_country] => US [patent_app_date] => 2018-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3109 [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] => 15924230 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/924230
Water container flushing system including sediment separator, sediment buster and associated methods Mar 17, 2018 Issued
Array ( [id] => 14441411 [patent_doc_number] => 20190178578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-13 [patent_title] => WATER COOLED BOX FOR A METAL MAKING FURNACE [patent_app_type] => utility [patent_app_number] => 15/922608 [patent_app_country] => US [patent_app_date] => 2018-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4158 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15922608 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/922608
Water cooled box for a metal making furnace Mar 14, 2018 Issued
Array ( [id] => 13299107 [patent_doc_number] => 20180201090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-19 [patent_title] => SEAT CONDITIONING HOOD APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 15/921833 [patent_app_country] => US [patent_app_date] => 2018-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1691 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15921833 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/921833
Seat conditioning hood apparatus and method Mar 14, 2018 Issued
Array ( [id] => 16291013 [patent_doc_number] => 10767854 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-08 [patent_title] => Flameless steam boiler [patent_app_type] => utility [patent_app_number] => 15/913941 [patent_app_country] => US [patent_app_date] => 2018-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2637 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15913941 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/913941
Flameless steam boiler Mar 6, 2018 Issued
Array ( [id] => 12908515 [patent_doc_number] => 20180194680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-12 [patent_title] => PROCESS AND DEVICE FOR SEPARATING OFF A VOLATILE COMPONENT [patent_app_type] => utility [patent_app_number] => 15/911655 [patent_app_country] => US [patent_app_date] => 2018-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5554 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15911655 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/911655
Process and device for separating off a volatile component Mar 4, 2018 Issued
Array ( [id] => 12860194 [patent_doc_number] => 20180178572 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-28 [patent_title] => DECOLORIZING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/903071 [patent_app_country] => US [patent_app_date] => 2018-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7288 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 15903071 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/903071
Decolorizing apparatus Feb 22, 2018 Issued
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