Search

Daniel Previl

Examiner (ID: 11310)

Most Active Art Unit
2684
Art Unit(s)
2736, 2636, 2684, 2738, 2632, 2612, 2685
Total Applications
2344
Issued Applications
1897
Pending Applications
175
Abandoned Applications
314

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18551985 [patent_doc_number] => 20230249990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => VACUUM ASSISTED LIQUID SEPARATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/301339 [patent_app_country] => US [patent_app_date] => 2023-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18301339 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/301339
Vacuum assisted liquid separation system Apr 16, 2023 Issued
Array ( [id] => 19511924 [patent_doc_number] => 20240343610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => GAS DEHYDRATION WATER MANAGEMENT SYSTEM AND PROCESS [patent_app_type] => utility [patent_app_number] => 18/299774 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5860 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18299774 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/299774
GAS DEHYDRATION WATER MANAGEMENT SYSTEM AND PROCESS Apr 12, 2023 Abandoned
Array ( [id] => 18895452 [patent_doc_number] => 20240010937 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => PROCESS FOR RECOVERY OF PYROLYSIS OIL EXTRACTION SOLVENT [patent_app_type] => utility [patent_app_number] => 18/296457 [patent_app_country] => US [patent_app_date] => 2023-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4183 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18296457 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/296457
Process for recovery of pyrolysis oil extraction solvent Apr 5, 2023 Issued
Array ( [id] => 20700471 [patent_doc_number] => 12623163 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Apparatus and method of obtaining potable water from impure water source [patent_app_type] => utility [patent_app_number] => 18/119615 [patent_app_country] => US [patent_app_date] => 2023-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 29 [patent_no_of_words] => 6259 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18119615 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/119615
APPARATUS AND METHOD OF OBTAINING POTABLE WATER FROM IMPURE WATER SOURCE Mar 8, 2023 Issued
Array ( [id] => 20048680 [patent_doc_number] => 20250186902 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => MASS TRANSFER TRAY, USE THEREOF, COLUMN HAVING THE SAME, AND THERMAL SEPARATION PROCESS [patent_app_type] => utility [patent_app_number] => 18/840938 [patent_app_country] => US [patent_app_date] => 2023-02-23 [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] => -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] => 18840938 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/840938
MASS TRANSFER TRAY, USE THEREOF, COLUMN HAVING THE SAME, AND THERMAL SEPARATION PROCESS Feb 22, 2023 Pending
Array ( [id] => 20033471 [patent_doc_number] => 20250171693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => REACTOR SYSTEM AND METHOD FOR PYROLYSIS OF CARBONACEOUS WASTE IN A FLUIDIZED BED OF PARTICULATE MATERIAL SUSCEPTIBLE TO INDUCTIVE HEATING [patent_app_type] => utility [patent_app_number] => 18/840107 [patent_app_country] => US [patent_app_date] => 2023-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7085 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18840107 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/840107
REACTOR SYSTEM AND METHOD FOR PYROLYSIS OF CARBONACEOUS WASTE IN A FLUIDIZED BED OF PARTICULATE MATERIAL SUSCEPTIBLE TO INDUCTIVE HEATING Feb 21, 2023 Pending
Array ( [id] => 20016191 [patent_doc_number] => 20250154413 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => LABORATORY GRAM-SCALE PYROLYSIS REACTOR [patent_app_type] => utility [patent_app_number] => 18/838191 [patent_app_country] => US [patent_app_date] => 2023-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2595 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18838191 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/838191
LABORATORY GRAM-SCALE PYROLYSIS REACTOR Feb 20, 2023 Pending
Array ( [id] => 19417655 [patent_doc_number] => 20240293778 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => VAPOR-ABSORPTION REFRIGERATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/163944 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16366 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 476 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18163944 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/163944
Vapor-absorption refrigeration system Feb 2, 2023 Issued
Array ( [id] => 19731815 [patent_doc_number] => 12209806 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Atomizing spray dryer [patent_app_type] => utility [patent_app_number] => 18/103794 [patent_app_country] => US [patent_app_date] => 2023-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 3865 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18103794 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/103794
Atomizing spray dryer Jan 30, 2023 Issued
Array ( [id] => 19800745 [patent_doc_number] => 20250066670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => INTEGRATED PROCESS OF PYROLYSIS AND GASIFICATION OF WASTE AND THE DERIVATIVES THEREOF AND APPARATUS FOR THE IMPLEMENTATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/724463 [patent_app_country] => US [patent_app_date] => 2023-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8626 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18724463 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/724463
INTEGRATED PROCESS OF PYROLYSIS AND GASIFICATION OF WASTE AND THE DERIVATIVES THEREOF AND APPARATUS FOR THE IMPLEMENTATION THEREOF Jan 26, 2023 Pending
Array ( [id] => 19998649 [patent_doc_number] => 20250136871 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => Process To Conduct the Pyrolysis of Biomass And/Or Waste Plastic in An Electrified Fluidized And/Or Spouted Bed Reactor [patent_app_type] => utility [patent_app_number] => 18/832822 [patent_app_country] => US [patent_app_date] => 2023-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19638 [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] => 18832822 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/832822
Process To Conduct the Pyrolysis of Biomass And/Or Waste Plastic in An Electrified Fluidized And/Or Spouted Bed Reactor Jan 17, 2023 Pending
Array ( [id] => 19049697 [patent_doc_number] => 20240091666 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => Two-Phase Delivery Of Plasma [patent_app_type] => utility [patent_app_number] => 18/097958 [patent_app_country] => US [patent_app_date] => 2023-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86676 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18097958 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/097958
Two-Phase Delivery Of Plasma Jan 16, 2023 Abandoned
Array ( [id] => 19111617 [patent_doc_number] => 20240123367 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => Nozzle For A Disposable For Use With Spray Drying System [patent_app_type] => utility [patent_app_number] => 18/097352 [patent_app_country] => US [patent_app_date] => 2023-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86732 [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] => 18097352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/097352
Nozzle For A Disposable For Use With Spray Drying System Jan 15, 2023 Pending
Array ( [id] => 18511564 [patent_doc_number] => 20230227729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => PLASTIC PYROLYSIS REACTOR [patent_app_type] => utility [patent_app_number] => 18/154055 [patent_app_country] => US [patent_app_date] => 2023-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5893 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18154055 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/154055
Plastic pyrolysis reactor Jan 12, 2023 Issued
Array ( [id] => 19832528 [patent_doc_number] => 20250084314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => Method and Apparatus for the Pyrolysis of Polymers [patent_app_type] => utility [patent_app_number] => 18/728221 [patent_app_country] => US [patent_app_date] => 2023-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8593 [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] => 18728221 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/728221
Method and Apparatus for the Pyrolysis of Polymers Jan 8, 2023 Pending
Array ( [id] => 19991068 [patent_doc_number] => 20250129290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => CONTINUOUS CARBONISATION SYSTEM AND METHODS THEREFOR [patent_app_type] => utility [patent_app_number] => 18/725927 [patent_app_country] => US [patent_app_date] => 2022-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11653 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -35 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18725927 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/725927
CONTINUOUS CARBONISATION SYSTEM AND METHODS THEREFOR Dec 28, 2022 Pending
Array ( [id] => 19785766 [patent_doc_number] => 20250059445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-20 [patent_title] => PYROLYSIS PROCESS FOR THE PRODUCTION OF A PYROLYSIS OIL SUITABLE FOR CLOSED LOOP RECYCLING, RELATED APPARATUS, PRODUCT AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/725830 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19637 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18725830 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/725830
PYROLYSIS PROCESS FOR THE PRODUCTION OF A PYROLYSIS OIL SUITABLE FOR CLOSED LOOP RECYCLING, RELATED APPARATUS, PRODUCT AND USE THEREOF Dec 26, 2022 Pending
Array ( [id] => 19754624 [patent_doc_number] => 20250043189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => PYROLYSIS METHOD AND PYROLYSIS DEVICE FOR PRODUCING PYROLYSIS GAS AND PYROLYSIS COKE [patent_app_type] => utility [patent_app_number] => 18/719498 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4035 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 18719498 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/719498
PYROLYSIS METHOD AND PYROLYSIS DEVICE FOR PRODUCING PYROLYSIS GAS AND PYROLYSIS COKE Dec 19, 2022 Pending
Array ( [id] => 18755017 [patent_doc_number] => 20230358444 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => WOOD-BASED SOLAR THERMAL DEVICES, AND METHODS FOR FABRICATION AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/078948 [patent_app_country] => US [patent_app_date] => 2022-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18078948 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/078948
WOOD-BASED SOLAR THERMAL DEVICES, AND METHODS FOR FABRICATION AND USE THEREOF Dec 9, 2022 Abandoned
Array ( [id] => 19218088 [patent_doc_number] => 20240182792 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => INJECTOR, REACTOR, APPARATUS AND PROCESS FOR PYROLYSIS OF POLYMERIC MATERIAL [patent_app_type] => utility [patent_app_number] => 18/073774 [patent_app_country] => US [patent_app_date] => 2022-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8366 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18073774 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/073774
Injector, reactor, apparatus and process for pyrolysis of polymeric material Dec 1, 2022 Issued
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