Search

Kinfe Michael Negash

Examiner (ID: 11067)

Most Active Art Unit
2733
Art Unit(s)
2606, 2733, 2607, 2616, 2633, 2612, 2638, 2608
Total Applications
1501
Issued Applications
1287
Pending Applications
97
Abandoned Applications
117

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19142384 [patent_doc_number] => 20240141221 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => SUB-ZERO PHASE CHANGE MATERIALS WITH MULTIPLE CRYSTALLISATION EVENTS [patent_app_type] => utility [patent_app_number] => 18/279090 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11011 [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] => 18279090 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/279090
SUB-ZERO PHASE CHANGE MATERIALS WITH MULTIPLE CRYSTALLISATION EVENTS Mar 1, 2022 Pending
Array ( [id] => 17807644 [patent_doc_number] => 20220259479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => SALT HYDRATE COMPOSITIONS FOR THERMAL ENERGY STORAGE SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/581356 [patent_app_country] => US [patent_app_date] => 2022-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 58249 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 1116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17581356 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/581356
SALT HYDRATE COMPOSITIONS FOR THERMAL ENERGY STORAGE SYSTEMS Jan 20, 2022 Abandoned
Array ( [id] => 17761643 [patent_doc_number] => 20220235255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => FLUORINE SUBSTITUTED UNSYMMETRICAL ETHERS, AND COMPOSITIONS, METHODS AND USES INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 17/569490 [patent_app_country] => US [patent_app_date] => 2022-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31920 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17569490 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/569490
FLUORINE SUBSTITUTED UNSYMMETRICAL ETHERS, AND COMPOSITIONS, METHODS AND USES INCLUDING SAME Jan 4, 2022 Abandoned
Array ( [id] => 17533758 [patent_doc_number] => 20220112367 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => POLYMER COMPOSITION COMPRISING A DIELECTRIC LIQUID OF IMPROVED POLARITY [patent_app_type] => utility [patent_app_number] => 17/560760 [patent_app_country] => US [patent_app_date] => 2021-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6540 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17560760 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/560760
POLYMER COMPOSITION COMPRISING A DIELECTRIC LIQUID OF IMPROVED POLARITY Dec 22, 2021 Abandoned
Array ( [id] => 17655807 [patent_doc_number] => 20220176272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => MONOCHLOROTRIFLUOROPROPENE COMPOUNDS AND COMPOSITIONS AND METHODS USING SAME [patent_app_type] => utility [patent_app_number] => 17/560183 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22442 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17560183 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/560183
MONOCHLOROTRIFLUOROPROPENE COMPOUNDS AND COMPOSITIONS AND METHODS USING SAME Dec 21, 2021 Abandoned
Array ( [id] => 20372605 [patent_doc_number] => 12480029 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Composition containing refrigerant, use of same, refrigerator having same, and method for operating said refrigerator [patent_app_type] => utility [patent_app_number] => 17/559062 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17559062 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/559062
Composition containing refrigerant, use of same, refrigerator having same, and method for operating said refrigerator Dec 21, 2021 Issued
Array ( [id] => 17533806 [patent_doc_number] => 20220112415 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => STABILIZED HEAT TRANSFER COMPOSITIONS, METHODS AND SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/556509 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17556509 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/556509
STABILIZED HEAT TRANSFER COMPOSITIONS, METHODS AND SYSTEMS Dec 19, 2021 Pending
Array ( [id] => 17520662 [patent_doc_number] => 20220106511 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => COMPOSITION CONTAINING REFRIGERANT, USE OF SAME, REFRIGERATOR COMPRISING SAME, AND METHOD FOR OPERATING SAID REFRIGERATOR [patent_app_type] => utility [patent_app_number] => 17/551792 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8572 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17551792 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/551792
Composition containing refrigerant, use of same, refrigerator comprising same, and method for operating said refrigerator Dec 14, 2021 Issued
Array ( [id] => 17595580 [patent_doc_number] => 20220145154 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => REFRIGERANT-CONTAINING COMPOSITION, USE THEREOF, REFRIGERATOR USING SAME, AND OPERATION METHOD FOR SAID REFRIGERATOR [patent_app_type] => utility [patent_app_number] => 17/551822 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17551822 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/551822
REFRIGERANT-CONTAINING COMPOSITION, USE THEREOF, REFRIGERATOR USING SAME, AND OPERATION METHOD FOR SAID REFRIGERATOR Dec 14, 2021 Pending
Array ( [id] => 17520661 [patent_doc_number] => 20220106510 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => COMPOSITION CONTAINING REFRIGERANT, USE OF SAME, REFRIGERATOR COMPRISING THE SAME, AND METHOD FOR OPERATING SAID REFRIGERATOR [patent_app_type] => utility [patent_app_number] => 17/551757 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19156 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17551757 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/551757
COMPOSITION CONTAINING REFRIGERANT, USE OF SAME, REFRIGERATOR COMPRISING THE SAME, AND METHOD FOR OPERATING SAID REFRIGERATOR Dec 14, 2021 Pending
Array ( [id] => 20622736 [patent_doc_number] => 12590235 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Composition containing refrigerant, use of same, refrigerator having same, and method for operating said refrigerator [patent_app_type] => utility [patent_app_number] => 17/550223 [patent_app_country] => US [patent_app_date] => 2021-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 9596 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17550223 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/550223
COMPOSITION CONTAINING REFRIGERANT, USE OF SAME, REFRIGERATOR HAVING SAME, AND METHOD FOR OPERATING SAID REFRIGERATOR Dec 13, 2021 Issued
Array ( [id] => 17687988 [patent_doc_number] => 20220195280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => MACHINING COOLANT [patent_app_type] => utility [patent_app_number] => 17/549540 [patent_app_country] => US [patent_app_date] => 2021-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4402 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17549540 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/549540
MACHINING COOLANT Dec 12, 2021 Abandoned
Array ( [id] => 17630999 [patent_doc_number] => 20220166014 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => SURFACE TREATMENT SOLUTION, METHOD FOR PREPARING SURFACE TREATMENT SOLUTION, METHOD FOR PREPARING ACTIVE MATERIAL USING SURFACE TREATMENT SOLUTION, AND ACTIVE MATERIAL PREPARED THEREBY [patent_app_type] => utility [patent_app_number] => 17/533678 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5485 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17533678 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/533678
SURFACE TREATMENT SOLUTION, METHOD FOR PREPARING SURFACE TREATMENT SOLUTION, METHOD FOR PREPARING ACTIVE MATERIAL USING SURFACE TREATMENT SOLUTION, AND ACTIVE MATERIAL PREPARED THEREBY Nov 22, 2021 Abandoned
Array ( [id] => 19676103 [patent_doc_number] => 12187954 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-07 [patent_title] => SiC-filled polymers with high electrical resistivity and high thermal conductivity [patent_app_type] => utility [patent_app_number] => 17/530451 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6376 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17530451 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/530451
SiC-filled polymers with high electrical resistivity and high thermal conductivity Nov 17, 2021 Issued
Array ( [id] => 17630990 [patent_doc_number] => 20220166005 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => Method For Producing a Homogenized Mixture Of Carbon, Sulfur, and PTFE [patent_app_type] => utility [patent_app_number] => 17/455053 [patent_app_country] => US [patent_app_date] => 2021-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3112 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17455053 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/455053
Method for producing a homogenized mixture of carbon, sulfur, and PTFE Nov 15, 2021 Issued
Array ( [id] => 17428620 [patent_doc_number] => 20220056328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => CO2-BASED MIXTURES AS WORKING FLUID IN THERMODYNAMIC CYCLES [patent_app_type] => utility [patent_app_number] => 17/520940 [patent_app_country] => US [patent_app_date] => 2021-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2135 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17520940 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/520940
CO2-BASED MIXTURES AS WORKING FLUID IN THERMODYNAMIC CYCLES Nov 7, 2021 Abandoned
Array ( [id] => 18364293 [patent_doc_number] => 20230145884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => HALOGEN FREE FLAME-RETARDANT MATERIALS AND METHOD FOR MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 17/519587 [patent_app_country] => US [patent_app_date] => 2021-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4013 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17519587 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/519587
Halogen free flame-retardant materials and method for manufacturing the same Nov 4, 2021 Issued
Array ( [id] => 17577303 [patent_doc_number] => 20220134158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => FLUORINE-FREE FIREFIGHTING FOAMS CONTAINING ONE OR MORE BIOPOLYMERS [patent_app_type] => utility [patent_app_number] => 17/516097 [patent_app_country] => US [patent_app_date] => 2021-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3861 [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] => 17516097 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/516097
FLUORINE-FREE FIREFIGHTING FOAMS CONTAINING ONE OR MORE BIOPOLYMERS Oct 31, 2021 Pending
Array ( [id] => 17533740 [patent_doc_number] => 20220112349 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => COMPOSITIONS AND METHODS COMPRISING VINYLIDENE FLUORIDE [patent_app_type] => utility [patent_app_number] => 17/506581 [patent_app_country] => US [patent_app_date] => 2021-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12612 [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] => 17506581 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/506581
COMPOSITIONS AND METHODS COMPRISING VINYLIDENE FLUORIDE Oct 19, 2021 Abandoned
Array ( [id] => 17547969 [patent_doc_number] => 20220119310 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => ADVANCED LEAD-FREE RADIATION PROTECTION MATERIALS UTILIZING MODIFIED BRINE SLUDGE COMPOSITION AND THE PROCESS THEREOF [patent_app_type] => utility [patent_app_number] => 17/451412 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6378 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17451412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/451412
Advanced lead-free radiation protection materials utilizing modified brine sludge composition and the process thereof Oct 18, 2021 Issued
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