Search

Webeshet Mengesha

Examiner (ID: 720, Phone: (571)270-1793 , Office: P/3744 )

Most Active Art Unit
3763
Art Unit(s)
3763, 3784, 3744
Total Applications
509
Issued Applications
202
Pending Applications
79
Abandoned Applications
234

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19474770 [patent_doc_number] => 12104849 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Mixed refrigerant system and method [patent_app_type] => utility [patent_app_number] => 17/881776 [patent_app_country] => US [patent_app_date] => 2022-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 25 [patent_no_of_words] => 10930 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 753 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17881776 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/881776
Mixed refrigerant system and method Aug 4, 2022 Issued
Array ( [id] => 19731811 [patent_doc_number] => 12209802 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => System and method for cryogenic air separation using four distillation columns including an intermediate pressure column [patent_app_type] => utility [patent_app_number] => 17/875583 [patent_app_country] => US [patent_app_date] => 2022-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6550 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 386 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17875583 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/875583
System and method for cryogenic air separation using four distillation columns including an intermediate pressure column Jul 27, 2022 Issued
Array ( [id] => 18006021 [patent_doc_number] => 20220364787 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => HEAT EXCHANGER FOR A LIQUEFIED NATURAL GAS FACILITY [patent_app_type] => utility [patent_app_number] => 17/875010 [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] => 8856 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17875010 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/875010
HEAT EXCHANGER FOR A LIQUEFIED NATURAL GAS FACILITY Jul 26, 2022 Pending
Array ( [id] => 18924025 [patent_doc_number] => 20240027029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => INTEGRATED VAPOR PLUG TEMPERATURE MONITORING [patent_app_type] => utility [patent_app_number] => 17/867982 [patent_app_country] => US [patent_app_date] => 2022-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4111 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17867982 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/867982
INTEGRATED VAPOR PLUG TEMPERATURE MONITORING Jul 18, 2022 Pending
Array ( [id] => 18143407 [patent_doc_number] => 20230017256 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => INTEGRATED MULTICOMPONENT REFRIGERANT AND AIR SEPARATION PROCESS FOR PRODUCING LIQUID OXYGEN [patent_app_type] => utility [patent_app_number] => 17/868210 [patent_app_country] => US [patent_app_date] => 2022-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17868210 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/868210
INTEGRATED MULTICOMPONENT REFRIGERANT AND AIR SEPARATION PROCESS FOR PRODUCING LIQUID OXYGEN Jul 18, 2022 Abandoned
Array ( [id] => 19465240 [patent_doc_number] => 20240318909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => METHODS FOR OPERATING HYDROCARBON REMOVAL SYSTEMS FROM NATURAL GAS STREAMS [patent_app_type] => utility [patent_app_number] => 18/577527 [patent_app_country] => US [patent_app_date] => 2022-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5630 [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] => 18577527 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/577527
METHODS FOR OPERATING HYDROCARBON REMOVAL SYSTEMS FROM NATURAL GAS STREAMS Jun 12, 2022 Pending
Array ( [id] => 18069495 [patent_doc_number] => 20220400583 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => COMPOSITE REFRIGERATION SYSTEM AND DATA CENTER [patent_app_type] => utility [patent_app_number] => 17/835170 [patent_app_country] => US [patent_app_date] => 2022-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9514 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17835170 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/835170
COMPOSITE REFRIGERATION SYSTEM AND DATA CENTER Jun 7, 2022 Pending
Array ( [id] => 20635067 [patent_doc_number] => 12595938 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-07 [patent_title] => System, method and apparatus for the regeneration of nitrogen energy within a closed loop cryogenic system [patent_app_type] => utility [patent_app_number] => 17/833241 [patent_app_country] => US [patent_app_date] => 2022-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1087 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17833241 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/833241
System, method and apparatus for the regeneration of nitrogen energy within a closed loop cryogenic system Jun 5, 2022 Issued
Array ( [id] => 18676444 [patent_doc_number] => 20230314070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => CRYOGENIC REMOVAL OF CARBON DIOXIDE FROM THE ATMOSPHERE [patent_app_type] => utility [patent_app_number] => 17/828692 [patent_app_country] => US [patent_app_date] => 2022-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7542 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17828692 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/828692
Cryogenic removal of carbon dioxide from the atmosphere May 30, 2022 Issued
Array ( [id] => 18036000 [patent_doc_number] => 20220380215 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => SYSTEM FOR PURIFYING ARGON BY CRYOGENIC DISTILLATION [patent_app_type] => utility [patent_app_number] => 17/825032 [patent_app_country] => US [patent_app_date] => 2022-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4095 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17825032 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/825032
System for purifying argon by cryogenic distillation May 25, 2022 Issued
Array ( [id] => 18021757 [patent_doc_number] => 20220373256 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => DISTILLATION COLUMN CHAMBER AND METHOD FOR TRANSPORTING A DISTILLATION COLUMN [patent_app_type] => utility [patent_app_number] => 17/742024 [patent_app_country] => US [patent_app_date] => 2022-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2483 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17742024 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/742024
DISTILLATION COLUMN CHAMBER AND METHOD FOR TRANSPORTING A DISTILLATION COLUMN May 10, 2022 Pending
Array ( [id] => 18676423 [patent_doc_number] => 20230314049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => HEAT PUMP CAPABLE OF OPERATING AT SUBZERO AMBIENT TEMPERATURES [patent_app_type] => utility [patent_app_number] => 17/710058 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17710058 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/710058
HEAT PUMP CAPABLE OF OPERATING AT SUBZERO AMBIENT TEMPERATURES Mar 30, 2022 Abandoned
Array ( [id] => 19941185 [patent_doc_number] => 12313310 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Refrigerant flow path switching device and air conditioning system [patent_app_type] => utility [patent_app_number] => 17/694961 [patent_app_country] => US [patent_app_date] => 2022-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6587 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17694961 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/694961
Refrigerant flow path switching device and air conditioning system Mar 14, 2022 Issued
Array ( [id] => 18956252 [patent_doc_number] => 20240044579 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => PROCESS FOR REMOVING CO2 FROM A METHANE-CONTAINING GAS [patent_app_type] => utility [patent_app_number] => 18/266072 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4883 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18266072 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/266072
Process for removing CO2 from a methane-containing gas Jan 26, 2022 Issued
Array ( [id] => 19028041 [patent_doc_number] => 11927391 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Liquefaction of production gas [patent_app_type] => utility [patent_app_number] => 17/647540 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9277 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 363 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17647540 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/647540
Liquefaction of production gas Jan 9, 2022 Issued
Array ( [id] => 18818412 [patent_doc_number] => 20230392752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => CRYO-COMPRESSED HYDROGEN STORAGE MULTI-TANK SYSTEMS AND THEIR THERMAL MANAGEMENT [patent_app_type] => utility [patent_app_number] => 18/259902 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9411 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18259902 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/259902
CRYO-COMPRESSED HYDROGEN STORAGE MULTI-TANK SYSTEMS AND THEIR THERMAL MANAGEMENT Jan 5, 2022 Pending
Array ( [id] => 18103278 [patent_doc_number] => 11543159 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-03 [patent_title] => Hybrid adsorption heat pump with improved cooling and heating efficiency [patent_app_type] => utility [patent_app_number] => 17/565062 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4482 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17565062 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/565062
Hybrid adsorption heat pump with improved cooling and heating efficiency Dec 28, 2021 Issued
Array ( [id] => 19632199 [patent_doc_number] => 20240410648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => PURGING SYSTEM AND METHOD FOR BOIL-OFF GAS RELIQUEFACTION APPARATUS FOR SHIP [patent_app_type] => utility [patent_app_number] => 18/702724 [patent_app_country] => US [patent_app_date] => 2021-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3403 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18702724 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/702724
PURGING SYSTEM AND METHOD FOR BOIL-OFF GAS RELIQUEFACTION APPARATUS FOR SHIP Dec 26, 2021 Pending
Array ( [id] => 19404706 [patent_doc_number] => 20240288217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => SYSTEM AND METHOD FOR RELIQUEFYING BOIL-OFF GAS OF VESSEL [patent_app_type] => utility [patent_app_number] => 18/576695 [patent_app_country] => US [patent_app_date] => 2021-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3572 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18576695 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/576695
SYSTEM AND METHOD FOR RELIQUEFYING BOIL-OFF GAS OF VESSEL Dec 23, 2021 Pending
Array ( [id] => 18880250 [patent_doc_number] => 20240003619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => A SYSTEM FOR PRODUCING LIQUEFIED NATURAL GAS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/255012 [patent_app_country] => US [patent_app_date] => 2021-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6493 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18255012 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/255012
A SYSTEM FOR PRODUCING LIQUEFIED NATURAL GAS AND METHOD Nov 25, 2021 Pending
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