Search

Lessanework T. Seifu

Examiner (ID: 4022, Phone: (571)270-3153 , Office: P/1774 )

Most Active Art Unit
1774
Art Unit(s)
1709, 1797, 1774
Total Applications
1374
Issued Applications
1083
Pending Applications
93
Abandoned Applications
234

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18954123 [patent_doc_number] => 20240042450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => THERMOBLOCK FOR RECEIVING AND REGULATING THE TEMPERATURE OF AT LEAST ONE LABORATORY SPECIMEN VESSEL, METHOD OF PRODUCTION AND SIMULATION METHOD [patent_app_type] => utility [patent_app_number] => 17/756712 [patent_app_country] => US [patent_app_date] => 2020-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17353 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17756712 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/756712
THERMOBLOCK FOR RECEIVING AND REGULATING THE TEMPERATURE OF AT LEAST ONE LABORATORY SPECIMEN VESSEL, METHOD OF PRODUCTION AND SIMULATION METHOD Dec 1, 2020 Pending
Array ( [id] => 18763222 [patent_doc_number] => 11813603 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Reformer furnace [patent_app_type] => utility [patent_app_number] => 17/786357 [patent_app_country] => US [patent_app_date] => 2020-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 6880 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17786357 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/786357
Reformer furnace Nov 29, 2020 Issued
Array ( [id] => 19012088 [patent_doc_number] => 11918992 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Multi-region slurry shell-and-tube reactor [patent_app_type] => utility [patent_app_number] => 17/770645 [patent_app_country] => US [patent_app_date] => 2020-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2983 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17770645 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/770645
Multi-region slurry shell-and-tube reactor Nov 22, 2020 Issued
Array ( [id] => 18165815 [patent_doc_number] => 20230032416 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => SYSTEM AND METHOD FOR THE CONTROL OF BIOMASS CONVERSION SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/775840 [patent_app_country] => US [patent_app_date] => 2020-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13793 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17775840 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/775840
SYSTEM AND METHOD FOR THE CONTROL OF BIOMASS CONVERSION SYSTEMS Nov 10, 2020 Pending
Array ( [id] => 17059030 [patent_doc_number] => 11103612 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-31 [patent_title] => Air-filtering anti-bacterial lighting device [patent_app_type] => utility [patent_app_number] => 17/094567 [patent_app_country] => US [patent_app_date] => 2020-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3323 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17094567 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/094567
Air-filtering anti-bacterial lighting device Nov 9, 2020 Issued
Array ( [id] => 16657487 [patent_doc_number] => 20210054123 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => POLYOLEFIN PRODUCTION WITH CHROMIUM-BASED CATALYSTS [patent_app_type] => utility [patent_app_number] => 17/093887 [patent_app_country] => US [patent_app_date] => 2020-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 37081 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17093887 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/093887
Polyolefin production with chromium-based catalysts Nov 9, 2020 Issued
Array ( [id] => 18747145 [patent_doc_number] => 11806436 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-07 [patent_title] => Door handle sanitizer [patent_app_type] => utility [patent_app_number] => 17/093762 [patent_app_country] => US [patent_app_date] => 2020-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 11430 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17093762 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/093762
Door handle sanitizer Nov 9, 2020 Issued
Array ( [id] => 19670707 [patent_doc_number] => 12183475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Method and apparatus for the production of high purity radionuclides [patent_app_type] => utility [patent_app_number] => 17/087838 [patent_app_country] => US [patent_app_date] => 2020-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9607 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17087838 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/087838
Method and apparatus for the production of high purity radionuclides Nov 2, 2020 Issued
Array ( [id] => 18019475 [patent_doc_number] => 20220370974 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => FLUID BED GRANULATOR [patent_app_type] => utility [patent_app_number] => 17/772097 [patent_app_country] => US [patent_app_date] => 2020-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 17772097 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/772097
FLUID BED GRANULATOR Oct 29, 2020 Pending
Array ( [id] => 17193295 [patent_doc_number] => 11162038 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-02 [patent_title] => Conversion of crude oil to aromatic and olefinic petrochemicals [patent_app_type] => utility [patent_app_number] => 17/079757 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5741 [patent_no_of_claims] => 18 [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] => 17079757 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/079757
Conversion of crude oil to aromatic and olefinic petrochemicals Oct 25, 2020 Issued
Array ( [id] => 16621749 [patent_doc_number] => 20210040402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => CONVERSION OF CRUDE OIL TO AROMATIC AND OLEFINIC PETROCHEMICALS [patent_app_type] => utility [patent_app_number] => 17/079282 [patent_app_country] => US [patent_app_date] => 2020-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17079282 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/079282
Conversion of crude oil to aromatic and olefinic petrochemicals Oct 22, 2020 Issued
Array ( [id] => 16612512 [patent_doc_number] => 20210031165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-04 [patent_title] => METHOD OF MANUFACTURING BIO-DIESEL AND REACTOR [patent_app_type] => utility [patent_app_number] => 17/075127 [patent_app_country] => US [patent_app_date] => 2020-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11609 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17075127 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/075127
Method of manufacturing bio-diesel and reactor Oct 19, 2020 Issued
Array ( [id] => 19066069 [patent_doc_number] => 20240100495 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => PROCESS FOR CARRYING OUT REACTIONS ON PREHEATED PARTICLES [patent_app_type] => utility [patent_app_number] => 17/768924 [patent_app_country] => US [patent_app_date] => 2020-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5447 [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] => 17768924 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/768924
PROCESS FOR CARRYING OUT REACTIONS ON PREHEATED PARTICLES Oct 15, 2020 Pending
Array ( [id] => 18948948 [patent_doc_number] => 11892236 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-06 [patent_title] => System for conditioning stucco in a dust collector [patent_app_type] => utility [patent_app_number] => 17/038910 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5555 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 396 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17038910 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/038910
System for conditioning stucco in a dust collector Sep 29, 2020 Issued
Array ( [id] => 16853890 [patent_doc_number] => 20210154635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => APPARATUSES FOR DEHYDROGENATION OF ALKANES [patent_app_type] => utility [patent_app_number] => 17/035461 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17035461 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/035461
APPARATUSES FOR DEHYDROGENATION OF ALKANES Sep 27, 2020 Abandoned
Array ( [id] => 17913330 [patent_doc_number] => 20220315725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => APPARATUS AND METHOD FOR DE-VULCANISATION OF RUBBER [patent_app_type] => utility [patent_app_number] => 17/626343 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17626343 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/626343
APPARATUS AND METHOD FOR DE-VULCANISATION OF RUBBER Sep 24, 2020 Pending
Array ( [id] => 17913330 [patent_doc_number] => 20220315725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => APPARATUS AND METHOD FOR DE-VULCANISATION OF RUBBER [patent_app_type] => utility [patent_app_number] => 17/626343 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17626343 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/626343
APPARATUS AND METHOD FOR DE-VULCANISATION OF RUBBER Sep 24, 2020 Pending
Array ( [id] => 17741725 [patent_doc_number] => 11389776 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Guard bed system and process [patent_app_type] => utility [patent_app_number] => 17/028759 [patent_app_country] => US [patent_app_date] => 2020-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6358 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 494 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17028759 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/028759
Guard bed system and process Sep 21, 2020 Issued
Array ( [id] => 17696228 [patent_doc_number] => 11369931 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Bi-modal radial flow reactor [patent_app_type] => utility [patent_app_number] => 17/022500 [patent_app_country] => US [patent_app_date] => 2020-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 17643 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17022500 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/022500
Bi-modal radial flow reactor Sep 15, 2020 Issued
Array ( [id] => 17944756 [patent_doc_number] => 20220331773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => SYNTHETIC PRODUCT PRODUCTION SYSTEM AND CARBON DIOXIDE TREATMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 17/642767 [patent_app_country] => US [patent_app_date] => 2020-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3686 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17642767 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/642767
Synthetic product production system and carbon dioxide treatment system Sep 15, 2020 Issued
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