Search

Ciel P. Contreras

Examiner (ID: 9516)

Most Active Art Unit
1794
Art Unit(s)
1794, 1723, 1754
Total Applications
895
Issued Applications
436
Pending Applications
114
Abandoned Applications
362

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20486286 [patent_doc_number] => 20260022484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-22 [patent_title] => METHODS AND APPARATUS FOR EXTRACTING METALS FROM MATERIALS [patent_app_type] => utility [patent_app_number] => 19/340567 [patent_app_country] => US [patent_app_date] => 2025-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8741 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19340567 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/340567
METHODS AND APPARATUS FOR EXTRACTING METALS FROM MATERIALS Sep 24, 2025 Pending
Array ( [id] => 20350166 [patent_doc_number] => 20250347018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => METHODS AND APPARATUS FOR EXTRACTING METALS FROM MATERIALS [patent_app_type] => utility [patent_app_number] => 19/275580 [patent_app_country] => US [patent_app_date] => 2025-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 19275580 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/275580
METHODS AND APPARATUS FOR EXTRACTING METALS FROM MATERIALS Jul 20, 2025 Pending
Array ( [id] => 20350167 [patent_doc_number] => 20250347019 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => METHODS AND APPARATUS FOR EXTRACTING METALS FROM MATERIALS [patent_app_type] => utility [patent_app_number] => 19/275604 [patent_app_country] => US [patent_app_date] => 2025-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6820 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19275604 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/275604
METHODS AND APPARATUS FOR EXTRACTING METALS FROM MATERIALS Jul 20, 2025 Pending
Array ( [id] => 20279931 [patent_doc_number] => 20250305173 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => METHODS AND APPARATUS FOR EXTRACTING METALS FROM MATERIALS [patent_app_type] => utility [patent_app_number] => 19/235243 [patent_app_country] => US [patent_app_date] => 2025-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6799 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 19235243 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/235243
METHODS AND APPARATUS FOR EXTRACTING METALS FROM MATERIALS Jun 10, 2025 Pending
Array ( [id] => 20621863 [patent_doc_number] => 12589357 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Process for producing a carbon product and carbon fibers through a carbon neutral or carbon negative process [patent_app_type] => utility [patent_app_number] => 19/216398 [patent_app_country] => US [patent_app_date] => 2025-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2211 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19216398 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/216398
Process for producing a carbon product and carbon fibers through a carbon neutral or carbon negative process May 21, 2025 Issued
Array ( [id] => 20165432 [patent_doc_number] => 20250257478 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => APPARATUS AND METHOD FOR PRODUCTION OF FORMATE FROM CARBON DIOXIDE [patent_app_type] => utility [patent_app_number] => 19/053044 [patent_app_country] => US [patent_app_date] => 2025-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1064 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19053044 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/053044
APPARATUS AND METHOD FOR PRODUCTION OF FORMATE FROM CARBON DIOXIDE Feb 12, 2025 Pending
Array ( [id] => 20453382 [patent_doc_number] => 12516434 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Row based activation appartus for an electrochemical additive manufacturing system [patent_app_type] => utility [patent_app_number] => 18/938059 [patent_app_country] => US [patent_app_date] => 2024-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 49 [patent_figures_cnt] => 52 [patent_no_of_words] => 22422 [patent_no_of_claims] => 11 [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] => 18938059 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/938059
Row based activation appartus for an electrochemical additive manufacturing system Nov 4, 2024 Issued
Array ( [id] => 20187370 [patent_doc_number] => 12398477 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-26 [patent_title] => Methods and apparatus for extracting metals from materials [patent_app_type] => utility [patent_app_number] => 18/921565 [patent_app_country] => US [patent_app_date] => 2024-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 6803 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18921565 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/921565
Methods and apparatus for extracting metals from materials Oct 20, 2024 Issued
Array ( [id] => 20150864 [patent_doc_number] => 20250250702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => POWER CONVERSION SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/814528 [patent_app_country] => US [patent_app_date] => 2024-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1004 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18814528 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/814528
Power conversion systems and methods Aug 24, 2024 Issued
Array ( [id] => 19658950 [patent_doc_number] => 20240426015 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => METHODS AND APPARATUS FOR EXTRACTING METALS FROM MATERIALS [patent_app_type] => utility [patent_app_number] => 18/750807 [patent_app_country] => US [patent_app_date] => 2024-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11528 [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] => 18750807 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/750807
Methods and apparatus for extracting metals from materials Jun 20, 2024 Issued
Array ( [id] => 19615529 [patent_doc_number] => 20240401209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => APPARATUSES AND METHODS FOR MULTI-STAGE ELECTROLYSIS [patent_app_type] => utility [patent_app_number] => 18/743486 [patent_app_country] => US [patent_app_date] => 2024-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7929 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18743486 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/743486
APPARATUSES AND METHODS FOR MULTI-STAGE ELECTROLYSIS Jun 13, 2024 Pending
Array ( [id] => 20506135 [patent_doc_number] => 12540406 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => Apparatuses and methods for multi-stage electrolysis [patent_app_type] => utility [patent_app_number] => 18/741456 [patent_app_country] => US [patent_app_date] => 2024-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2354 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [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] => 18741456 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/741456
Apparatuses and methods for multi-stage electrolysis Jun 11, 2024 Issued
Array ( [id] => 19543540 [patent_doc_number] => 20240360576 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => METAL ENHANCED TRANSITION METAL OXIDE ELECTROCATALYSTS FOR REDUCTION OF CO2 [patent_app_type] => utility [patent_app_number] => 18/649154 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8283 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18649154 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/649154
METAL ENHANCED TRANSITION METAL OXIDE ELECTROCATALYSTS FOR REDUCTION OF CO2 Apr 28, 2024 Pending
Array ( [id] => 20288730 [patent_doc_number] => 20250313973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => TIO2 PHOTOANODES DOPED WITH Zr-Fe2O3 [patent_app_type] => utility [patent_app_number] => 18/629209 [patent_app_country] => US [patent_app_date] => 2024-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2836 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18629209 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/629209
TIO2 PHOTOANODES DOPED WITH Zr-Fe2O3 Apr 7, 2024 Pending
Array ( [id] => 19717651 [patent_doc_number] => 12203178 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Electrochemical hydrogen pump [patent_app_type] => utility [patent_app_number] => 18/598841 [patent_app_country] => US [patent_app_date] => 2024-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 11547 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18598841 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/598841
Electrochemical hydrogen pump Mar 6, 2024 Issued
Array ( [id] => 19593385 [patent_doc_number] => 12151206 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-11-26 [patent_title] => Direct air capture of carbon dioxide [patent_app_type] => utility [patent_app_number] => 18/584503 [patent_app_country] => US [patent_app_date] => 2024-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6279 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 565 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18584503 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/584503
Direct air capture of carbon dioxide Feb 21, 2024 Issued
Array ( [id] => 19397352 [patent_doc_number] => 12071703 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-27 [patent_title] => Electroplating solution for indium-bismuth alloy for low-temperature solder with improved bismuth substitution prevention performance [patent_app_type] => utility [patent_app_number] => 18/517216 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4746 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18517216 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/517216
Electroplating solution for indium-bismuth alloy for low-temperature solder with improved bismuth substitution prevention performance Nov 21, 2023 Issued
Array ( [id] => 19142661 [patent_doc_number] => 20240141512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => CO2 ELECTROLYSIS PLANT [patent_app_type] => utility [patent_app_number] => 18/499074 [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] => 31847 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18499074 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/499074
CO2 ELECTROLYSIS PLANT Oct 30, 2023 Pending
Array ( [id] => 19463945 [patent_doc_number] => 20240317614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => CHEMICAL REACTOR SYSTEMS AND METHODS FOR GENERATING CHLORINE DIOXIDE [patent_app_type] => utility [patent_app_number] => 18/368974 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7256 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18368974 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/368974
CHEMICAL REACTOR SYSTEMS AND METHODS FOR GENERATING CHLORINE DIOXIDE Sep 14, 2023 Pending
Array ( [id] => 18879648 [patent_doc_number] => 20240003017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => ELECTROCHEMICAL CELLS AND ELECTROCHEMICAL METHODS [patent_app_type] => utility [patent_app_number] => 18/465427 [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] => 4478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18465427 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465427
ELECTROCHEMICAL CELLS AND ELECTROCHEMICAL METHODS Sep 11, 2023 Pending
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