Search

Christopher A. Johnson

Examiner (ID: 11898, Phone: (571)272-9475 , Office: P/2899 )

Most Active Art Unit
2899
Art Unit(s)
2899, 2896
Total Applications
696
Issued Applications
536
Pending Applications
88
Abandoned Applications
91

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19480100 [patent_doc_number] => 20240328142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => FLOW RESTRICTOR FOR A GREASE INTERCEPTOR [patent_app_type] => utility [patent_app_number] => 18/583055 [patent_app_country] => US [patent_app_date] => 2024-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8534 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583055 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/583055
FLOW RESTRICTOR FOR A GREASE INTERCEPTOR Feb 20, 2024 Pending
Array ( [id] => 20137002 [patent_doc_number] => 20250244046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => AIR HANDLER CONDENSATION MAINTENANCE SYSTEM [patent_app_type] => utility [patent_app_number] => 18/427528 [patent_app_country] => US [patent_app_date] => 2024-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18427528 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/427528
AIR HANDLER CONDENSATION MAINTENANCE SYSTEM Jan 29, 2024 Pending
Array ( [id] => 18986895 [patent_doc_number] => 20240058864 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => POWDER SATELLITE-REDUCTION APPARATUS AND METHOD FOR GAS ATOMIZATION PROCESS [patent_app_type] => utility [patent_app_number] => 18/465392 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17598 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18465392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465392
POWDER SATELLITE-REDUCTION APPARATUS AND METHOD FOR GAS ATOMIZATION PROCESS Sep 11, 2023 Pending
Array ( [id] => 18879609 [patent_doc_number] => 20240002978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => METHOD FOR RECOVERY OF METALS AND METAL ALLOYS FROM WASTE LITHIUM-ION BATTERIES [patent_app_type] => utility [patent_app_number] => 18/213340 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6744 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18213340 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/213340
METHOD FOR RECOVERY OF METALS AND METAL ALLOYS FROM WASTE LITHIUM-ION BATTERIES Jun 22, 2023 Pending
Array ( [id] => 18404970 [patent_doc_number] => 20230166321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => FORGING METHOD FOR HIGH-SILVER ALUMINUM ALLOY AND HIGH-SILVER ALUMINUM ALLOY FORGED PART [patent_app_type] => utility [patent_app_number] => 18/071886 [patent_app_country] => US [patent_app_date] => 2022-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9001 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18071886 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/071886
FORGING METHOD FOR HIGH-SILVER ALUMINUM ALLOY AND HIGH-SILVER ALUMINUM ALLOY FORGED PART Nov 29, 2022 Pending
Array ( [id] => 18003685 [patent_doc_number] => 20220362451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => Apparatus And Method For Contacting Blood With Ozone [patent_app_type] => utility [patent_app_number] => 17/815549 [patent_app_country] => US [patent_app_date] => 2022-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4812 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17815549 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/815549
Apparatus And Method For Contacting Blood With Ozone Jul 26, 2022 Pending
Array ( [id] => 19511107 [patent_doc_number] => 20240342793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => ATOMIZED POWDER, THERMAL SPRAY COATING, HEARTH ROLL, AND METHOD FOR PRODUCING HEARTH ROLL [patent_app_type] => utility [patent_app_number] => 18/577825 [patent_app_country] => US [patent_app_date] => 2022-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6435 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18577825 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/577825
ATOMIZED POWDER, THERMAL SPRAY COATING, HEARTH ROLL, AND METHOD FOR PRODUCING HEARTH ROLL Jul 14, 2022 Pending
Array ( [id] => 19402578 [patent_doc_number] => 20240286089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => SEPARATION MEMBRANE WITH EXCELLENT FOULING RESISTANCE AND METHOD FOR MANUFACTURING SAME [patent_app_type] => utility [patent_app_number] => 18/572030 [patent_app_country] => US [patent_app_date] => 2022-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18572030 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/572030
SEPARATION MEMBRANE WITH EXCELLENT FOULING RESISTANCE AND METHOD FOR MANUFACTURING SAME May 17, 2022 Pending
Array ( [id] => 17968146 [patent_doc_number] => 11485660 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-11-01 [patent_title] => System and method for desalination [patent_app_type] => utility [patent_app_number] => 17/724084 [patent_app_country] => US [patent_app_date] => 2022-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 10128 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17724084 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/724084
System and method for desalination Apr 18, 2022 Issued
Array ( [id] => 17743349 [patent_doc_number] => 11391408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Intelligent and durable buried drainage pipe and a method of separation and transmission [patent_app_type] => utility [patent_app_number] => 17/539044 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5204 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 346 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17539044 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/539044
Intelligent and durable buried drainage pipe and a method of separation and transmission Nov 29, 2021 Issued
Array ( [id] => 18878072 [patent_doc_number] => 20240001441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => METHOD FOR PRODUCING WATER-ATOMIZED METAL POWDER [patent_app_type] => utility [patent_app_number] => 18/034773 [patent_app_country] => US [patent_app_date] => 2021-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8642 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18034773 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/034773
METHOD FOR PRODUCING WATER-ATOMIZED METAL POWDER Aug 25, 2021 Pending
Array ( [id] => 18510496 [patent_doc_number] => 20230226604 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => ALLOY NANOPARTICLES, METHOD FOR FORMING THE ALLOY NANOPARTICLES, AND ALLOY NANOCATALYST COMPRISING THE ALLOY NANOPARTICLES [patent_app_type] => utility [patent_app_number] => 17/997879 [patent_app_country] => US [patent_app_date] => 2021-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6097 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17997879 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/997879
ALLOY NANOPARTICLES, METHOD FOR FORMING THE ALLOY NANOPARTICLES, AND ALLOY NANOCATALYST COMPRISING THE ALLOY NANOPARTICLES May 6, 2021 Pending
Array ( [id] => 17393270 [patent_doc_number] => 11242267 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-02-08 [patent_title] => Fluid treatment apparatus [patent_app_type] => utility [patent_app_number] => 17/232096 [patent_app_country] => US [patent_app_date] => 2021-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2793 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17232096 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/232096
Fluid treatment apparatus Apr 14, 2021 Issued
Array ( [id] => 17200221 [patent_doc_number] => 20210340316 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => METHOD FOR SEPARATING PHA AND PHA PREPARED THEREFROM [patent_app_type] => utility [patent_app_number] => 17/137545 [patent_app_country] => US [patent_app_date] => 2020-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5469 [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] => 17137545 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/137545
Method for separating PHA and PHA prepared therefrom Dec 29, 2020 Issued
Array ( [id] => 16718964 [patent_doc_number] => 20210086111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => REGENERATIVE MEDIA FILTRATION [patent_app_type] => utility [patent_app_number] => 17/116498 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10656 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17116498 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/116498
Regenerative media filtration Dec 8, 2020 Issued
Array ( [id] => 16688158 [patent_doc_number] => 20210070634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => MAGNETIZATION AND MANIPULATION OF HYDROPHOBIC ABSORBENTS [patent_app_type] => utility [patent_app_number] => 17/087125 [patent_app_country] => US [patent_app_date] => 2020-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17087125 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/087125
MAGNETIZATION AND MANIPULATION OF HYDROPHOBIC ABSORBENTS Nov 1, 2020 Abandoned
Array ( [id] => 16557001 [patent_doc_number] => 20210002149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => Production of Highly Ionized Alkaline Water Using a Combination of Reducing Metals and Reductive Minerals [patent_app_type] => utility [patent_app_number] => 17/027074 [patent_app_country] => US [patent_app_date] => 2020-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17027074 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/027074
Production of Highly Ionized Alkaline Water Using a Combination of Reducing Metals and Reductive Minerals Sep 20, 2020 Abandoned
Array ( [id] => 16824720 [patent_doc_number] => 20210140013 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => Method for recovering an acid or base [patent_app_type] => utility [patent_app_number] => 16/948465 [patent_app_country] => US [patent_app_date] => 2020-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9025 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16948465 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/948465
Method for recovering an acid or base Sep 18, 2020 Issued
Array ( [id] => 17711702 [patent_doc_number] => 11375676 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Method and system for treating irrigation water [patent_app_type] => utility [patent_app_number] => 17/018651 [patent_app_country] => US [patent_app_date] => 2020-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 21 [patent_no_of_words] => 11463 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17018651 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/018651
Method and system for treating irrigation water Sep 10, 2020 Issued
Array ( [id] => 16421751 [patent_doc_number] => 20200346949 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => ELECTROMAGNETIC PULSED-WAVE SYSTEM [patent_app_type] => utility [patent_app_number] => 16/934734 [patent_app_country] => US [patent_app_date] => 2020-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5455 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16934734 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/934734
Electromagnetic pulsed-wave system Jul 20, 2020 Issued
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