Search

Benjamin W. Johnson

Examiner (ID: 9181, Phone: (571)272-8523 , Office: P/3749 )

Most Active Art Unit
3762
Art Unit(s)
3749, 3762, 3743
Total Applications
570
Issued Applications
312
Pending Applications
79
Abandoned Applications
187

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18519113 [patent_doc_number] => 11708999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-25 [patent_title] => Biomass heating system with optimized flue gas treatment [patent_app_type] => utility [patent_app_number] => 17/753398 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 33 [patent_no_of_words] => 27933 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17753398 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/753398
Biomass heating system with optimized flue gas treatment Sep 2, 2020 Issued
Array ( [id] => 18591094 [patent_doc_number] => 11739982 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Control system for an intermittent pilot water heater [patent_app_type] => utility [patent_app_number] => 16/993173 [patent_app_country] => US [patent_app_date] => 2020-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 10985 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16993173 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/993173
Control system for an intermittent pilot water heater Aug 12, 2020 Issued
Array ( [id] => 16978674 [patent_doc_number] => 20210222911 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => LIQUID HEATER [patent_app_type] => utility [patent_app_number] => 16/941741 [patent_app_country] => US [patent_app_date] => 2020-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8148 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16941741 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/941741
Liquid heater Jul 28, 2020 Issued
Array ( [id] => 17371095 [patent_doc_number] => 20220026147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => Furnace Controller and Method of Operating a Furnace [patent_app_type] => utility [patent_app_number] => 16/935248 [patent_app_country] => US [patent_app_date] => 2020-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14240 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16935248 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/935248
Furnace controller and method of operating a furnace Jul 21, 2020 Issued
Array ( [id] => 16583770 [patent_doc_number] => 20210018172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => INTERMITTENT PILOT IGNITION GAS VALVE HAVING PROTECTION AGAINST NEGATIVE PRESSURE FOR INTERNAL DIAPHRAGMS [patent_app_type] => utility [patent_app_number] => 16/932142 [patent_app_country] => US [patent_app_date] => 2020-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16932142 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/932142
Intermittent pilot ignition gas valve having protection against negative pressure for internal diaphragms Jul 16, 2020 Issued
Array ( [id] => 17808491 [patent_doc_number] => 20220260326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => HEAT EXCHANGER BAFFLES AND METHODS FOR MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 17/626892 [patent_app_country] => US [patent_app_date] => 2020-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6967 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 17626892 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/626892
Heat exchanger baffles and methods for manufacturing the same Jul 14, 2020 Issued
Array ( [id] => 18302634 [patent_doc_number] => 11624529 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-11 [patent_title] => Systems and methods for operating a furnace [patent_app_type] => utility [patent_app_number] => 16/926403 [patent_app_country] => US [patent_app_date] => 2020-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9068 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16926403 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/926403
Systems and methods for operating a furnace Jul 9, 2020 Issued
Array ( [id] => 16547079 [patent_doc_number] => 20200413494 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => FLUID CONTROL APPARATUS [patent_app_type] => utility [patent_app_number] => 16/913337 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4341 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16913337 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/913337
Fluid control apparatus Jun 25, 2020 Issued
Array ( [id] => 20433719 [patent_doc_number] => 12504174 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Home appliance provided with viewing window [patent_app_type] => utility [patent_app_number] => 17/787885 [patent_app_country] => US [patent_app_date] => 2020-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 31 [patent_no_of_words] => 20733 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17787885 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/787885
Home appliance provided with viewing window May 13, 2020 Issued
Array ( [id] => 17749360 [patent_doc_number] => 20220227564 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => OXYGEN ACTIVATED HEATER AND METHOD OF MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 17/609459 [patent_app_country] => US [patent_app_date] => 2020-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8883 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17609459 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/609459
OXYGEN ACTIVATED HEATER AND METHOD OF MANUFACTURING THE SAME May 10, 2020 Abandoned
Array ( [id] => 17201081 [patent_doc_number] => 20210341176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => COMBUSTION SYSTEMS WITH EASE OF SERVICEABILITY [patent_app_type] => utility [patent_app_number] => 16/862972 [patent_app_country] => US [patent_app_date] => 2020-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8173 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16862972 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/862972
Combustion systems with ease of serviceability Apr 29, 2020 Issued
Array ( [id] => 17673771 [patent_doc_number] => 20220186938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => STEAM TREATMENT APPLIANCE AND METHOD FOR CLEANING A STEAM TREATMENT APPLIANCE [patent_app_type] => utility [patent_app_number] => 17/439429 [patent_app_country] => US [patent_app_date] => 2020-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9261 [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] => 17439429 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/439429
Steam treatment appliance and method for cleaning a steam treatment appliance Apr 21, 2020 Issued
Array ( [id] => 17172249 [patent_doc_number] => 20210325919 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => MIXING VALVE WITH PROFILED PLUNGER FOR LINEARIZED TEMPERATURE OUTPUT [patent_app_type] => utility [patent_app_number] => 16/851214 [patent_app_country] => US [patent_app_date] => 2020-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5911 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16851214 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/851214
MIXING VALVE WITH PROFILED PLUNGER FOR LINEARIZED TEMPERATURE OUTPUT Apr 16, 2020 Abandoned
Array ( [id] => 19718175 [patent_doc_number] => 12203705 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Enhancement of thermochemical regeneration operation [patent_app_type] => utility [patent_app_number] => 17/435611 [patent_app_country] => US [patent_app_date] => 2020-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 12372 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 869 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17435611 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/435611
Enhancement of thermochemical regeneration operation Apr 14, 2020 Issued
Array ( [id] => 17156934 [patent_doc_number] => 20210317985 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => TRAPEZOIDAL AIR DISTRIBUTION BAFFLE [patent_app_type] => utility [patent_app_number] => 16/847754 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7771 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16847754 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/847754
TRAPEZOIDAL AIR DISTRIBUTION BAFFLE Apr 13, 2020 Abandoned
Array ( [id] => 16174750 [patent_doc_number] => 20200221718 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-16 [patent_title] => Smoke Generation Pod [patent_app_type] => utility [patent_app_number] => 16/837692 [patent_app_country] => US [patent_app_date] => 2020-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5841 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16837692 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/837692
Smoke Generation Pod Mar 31, 2020 Abandoned
Array ( [id] => 16793859 [patent_doc_number] => 20210123676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => Rotary Kiln Seal and Method [patent_app_type] => utility [patent_app_number] => 16/831218 [patent_app_country] => US [patent_app_date] => 2020-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5507 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16831218 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/831218
Rotary kiln seal and method Mar 25, 2020 Issued
Array ( [id] => 17355904 [patent_doc_number] => 20220016700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => TWO-STAGE SINTERING FURNACE AND METHODS OF OPERATING THEREOF [patent_app_type] => utility [patent_app_number] => 17/436790 [patent_app_country] => US [patent_app_date] => 2020-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14413 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17436790 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/436790
TWO-STAGE SINTERING FURNACE AND METHODS OF OPERATING THEREOF Mar 12, 2020 Abandoned
Array ( [id] => 18247414 [patent_doc_number] => 11603992 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => Viewport for high temperature combustion zones [patent_app_type] => utility [patent_app_number] => 16/814433 [patent_app_country] => US [patent_app_date] => 2020-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 13445 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 591 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16814433 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/814433
Viewport for high temperature combustion zones Mar 9, 2020 Issued
Array ( [id] => 18910863 [patent_doc_number] => 11873836 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-16 [patent_title] => Blower assembly for gas-burning appliance [patent_app_type] => utility [patent_app_number] => 16/808799 [patent_app_country] => US [patent_app_date] => 2020-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4779 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [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] => 16808799 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/808799
Blower assembly for gas-burning appliance Mar 3, 2020 Issued
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