Search

Katherine A. Matecki

Director (ID: 8553, Phone: (571)272-5250 , Office: P/3600 )

Most Active Art Unit
2405
Art Unit(s)
2405, 3503, 3631, 3654, 3653, 3627, 2899
Total Applications
1117
Issued Applications
946
Pending Applications
56
Abandoned Applications
115

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20318211 [patent_doc_number] => 12456768 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Methods and systems for scalable direct recycling of battery waste [patent_app_type] => utility [patent_app_number] => 19/061911 [patent_app_country] => US [patent_app_date] => 2025-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 21247 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19061911 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/061911
Methods and systems for scalable direct recycling of battery waste Feb 23, 2025 Issued
Array ( [id] => 20054037 [patent_doc_number] => 20250192259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => METHODS AND SYSTEMS FOR SCALABLE DIRECT RECYCLING OF BATTERY WASTE [patent_app_type] => utility [patent_app_number] => 19/061912 [patent_app_country] => US [patent_app_date] => 2025-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21189 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 19061912 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/061912
Methods and systems for scalable direct recycling of battery waste Feb 23, 2025 Issued
Array ( [id] => 19831446 [patent_doc_number] => 20250083232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => CONTINUOUS GRANULATED METALLIC UNITS PRODUCTION, AND ASSOCIATED SYSTEMS, DEVICES, AND METHODS [patent_app_type] => utility [patent_app_number] => 18/882638 [patent_app_country] => US [patent_app_date] => 2024-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16523 [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] => 18882638 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/882638
Continuous granulated metallic units production, and associated systems, devices, and methods Sep 10, 2024 Issued
Array ( [id] => 20200762 [patent_doc_number] => 12403529 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Use of a basic oxygen furnace to produce granulated metallic units, and associated systems, devices, and methods [patent_app_type] => utility [patent_app_number] => 18/882661 [patent_app_country] => US [patent_app_date] => 2024-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 20 [patent_no_of_words] => 8033 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18882661 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/882661
Use of a basic oxygen furnace to produce granulated metallic units, and associated systems, devices, and methods Sep 10, 2024 Issued
Array ( [id] => 19955486 [patent_doc_number] => 12325894 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-10 [patent_title] => All-in-one nickel recovering method for nickel metal recovery from raw materials containing nickel [patent_app_type] => utility [patent_app_number] => 18/811796 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3622 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [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] => 18811796 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/811796
All-in-one nickel recovering method for nickel metal recovery from raw materials containing nickel Aug 21, 2024 Issued
Array ( [id] => 19344159 [patent_doc_number] => 20240253122 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => PREPARATION METHOD OF TITANIUM ALLOY POWDERS [patent_app_type] => utility [patent_app_number] => 18/630802 [patent_app_country] => US [patent_app_date] => 2024-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 448 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18630802 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/630802
Preparation method of titanium alloy powders Apr 8, 2024 Issued
Array ( [id] => 19332914 [patent_doc_number] => 20240247344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => PCBN SINTERED COMPACT [patent_app_type] => utility [patent_app_number] => 18/624400 [patent_app_country] => US [patent_app_date] => 2024-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2349 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18624400 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/624400
PCBN SINTERED COMPACT Apr 1, 2024 Pending
Array ( [id] => 20241262 [patent_doc_number] => 12421571 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Method of extracting lithium from spodumene and meanwhile recovering low iron and low sulfur silicon aluminum micro-powder, high purity gypsum, tantalum niobium concentrate and lithium rich iron material [patent_app_type] => utility [patent_app_number] => 18/840595 [patent_app_country] => US [patent_app_date] => 2024-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3016 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 330 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18840595 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/840595
Method of extracting lithium from spodumene and meanwhile recovering low iron and low sulfur silicon aluminum micro-powder, high purity gypsum, tantalum niobium concentrate and lithium rich iron material Jan 25, 2024 Issued
Array ( [id] => 19165055 [patent_doc_number] => 11980937 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-05-14 [patent_title] => Electrical doping of iron with chitosan nanoemulsion [patent_app_type] => utility [patent_app_number] => 18/392663 [patent_app_country] => US [patent_app_date] => 2023-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3621 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18392663 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/392663
Electrical doping of iron with chitosan nanoemulsion Dec 20, 2023 Issued
Array ( [id] => 19424210 [patent_doc_number] => 12083603 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-09-10 [patent_title] => Green-synthesis of copper nanoparticles-PVDF hybrid for water disinfection [patent_app_type] => utility [patent_app_number] => 18/511975 [patent_app_country] => US [patent_app_date] => 2023-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 7176 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18511975 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/511975
Green-synthesis of copper nanoparticles-PVDF hybrid for water disinfection Nov 15, 2023 Issued
Array ( [id] => 19051366 [patent_doc_number] => 20240093335 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => TUNGSTEN HEAVY METAL ALLOY POWDERS AND METHODS OF FORMING THEM [patent_app_type] => utility [patent_app_number] => 18/386340 [patent_app_country] => US [patent_app_date] => 2023-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10900 [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] => 18386340 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/386340
Tungsten heavy metal alloy powders and methods of forming them Nov 1, 2023 Issued
Array ( [id] => 19478086 [patent_doc_number] => 20240326128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => SPHEROIDAL DEHYDROGENATED METALS AND METAL ALLOY PARTICLES [patent_app_type] => utility [patent_app_number] => 18/498715 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5437 [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] => 18498715 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/498715
SPHEROIDAL DEHYDROGENATED METALS AND METAL ALLOY PARTICLES Oct 30, 2023 Pending
Array ( [id] => 20357636 [patent_doc_number] => 12473624 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => System and method for applying high temperature corrosion resistant amorphous based coatings [patent_app_type] => utility [patent_app_number] => 18/482257 [patent_app_country] => US [patent_app_date] => 2023-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 11338 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18482257 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/482257
System and method for applying high temperature corrosion resistant amorphous based coatings Oct 5, 2023 Issued
Array ( [id] => 19019355 [patent_doc_number] => 20240075526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => Apparatus and Method for the Production of Quantum Particles [patent_app_type] => utility [patent_app_number] => 18/481372 [patent_app_country] => US [patent_app_date] => 2023-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11243 [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] => 18481372 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/481372
Apparatus and Method for the Production of Quantum Particles Oct 4, 2023 Abandoned
Array ( [id] => 18969625 [patent_doc_number] => 20240049717 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => SYSTEM AND METHOD FOR SILVER NANOPARTICLES [patent_app_type] => utility [patent_app_number] => 18/376985 [patent_app_country] => US [patent_app_date] => 2023-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5304 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18376985 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/376985
SYSTEM AND METHOD FOR SILVER NANOPARTICLES Oct 4, 2023 Abandoned
Array ( [id] => 19701810 [patent_doc_number] => 12195826 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Mixed rare earth concentrate mineral and suspended mineral phase transformation-clean leaching system and method thereof [patent_app_type] => utility [patent_app_number] => 18/559248 [patent_app_country] => US [patent_app_date] => 2023-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8683 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 970 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18559248 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/559248
Mixed rare earth concentrate mineral and suspended mineral phase transformation-clean leaching system and method thereof Sep 7, 2023 Issued
Array ( [id] => 20401599 [patent_doc_number] => 12491559 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Methods for fabricating refractory complex concentrated alloys and composites containing such alloys, and bodies containing the same [patent_app_type] => utility [patent_app_number] => 18/455373 [patent_app_country] => US [patent_app_date] => 2023-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18455373 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/455373
Methods for fabricating refractory complex concentrated alloys and composites containing such alloys, and bodies containing the same Aug 23, 2023 Issued
Array ( [id] => 18843514 [patent_doc_number] => 20230405918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => DIRECT METAL PRINTING WITH STEREOLITHOGRAPHY [patent_app_type] => utility [patent_app_number] => 18/360580 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2682 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18360580 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/360580
DIRECT METAL PRINTING WITH STEREOLITHOGRAPHY Jul 26, 2023 Abandoned
Array ( [id] => 19206003 [patent_doc_number] => 20240177902 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => MAGNETIC CORE AND MAGNETIC COMPONENT [patent_app_type] => utility [patent_app_number] => 18/358191 [patent_app_country] => US [patent_app_date] => 2023-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21067 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18358191 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/358191
MAGNETIC CORE AND MAGNETIC COMPONENT Jul 24, 2023 Pending
Array ( [id] => 20164282 [patent_doc_number] => 20250256328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => COMPOUND PARTICLES FOR USE IN A SHAPING AND SINTERING PROCESS AND PROCESS FOR PREPARING COMPOUND PARTICLES [patent_app_type] => utility [patent_app_number] => 18/997175 [patent_app_country] => US [patent_app_date] => 2023-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9542 [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] => 18997175 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/997175
Compound particles for use in a shaping and sintering process and process for preparing compound particles Jul 20, 2023 Issued
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