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] => 16360849 [patent_doc_number] => 20200317600 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-08 [patent_title] => SYSTEM AND METHOD FOR MANUFACTURING ESTER-BASED COMPOSITION [patent_app_type] => utility [patent_app_number] => 16/838593 [patent_app_country] => US [patent_app_date] => 2020-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5384 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16838593 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/838593
System and method for manufacturing ester-based composition Apr 1, 2020 Issued
Array ( [id] => 16342062 [patent_doc_number] => 20200306712 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-01 [patent_title] => PRESSURE-BASED CONTROL OF FLUIDIZED BED REACTOR [patent_app_type] => utility [patent_app_number] => 16/833446 [patent_app_country] => US [patent_app_date] => 2020-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11574 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16833446 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/833446
Pressure-based control of fluidized bed reactor Mar 26, 2020 Issued
Array ( [id] => 17125802 [patent_doc_number] => 20210300570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => Integrated Personal Humidifier System [patent_app_type] => utility [patent_app_number] => 16/830405 [patent_app_country] => US [patent_app_date] => 2020-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6143 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16830405 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/830405
Integrated personal humidifier system Mar 25, 2020 Issued
Array ( [id] => 17640963 [patent_doc_number] => 20220168701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => PROCESS AND APPARATUS FOR QUANTITATIVE MONITORING OF THE COMPOSITION OF AN OLIGOMER/MONOMER MIXTURE [patent_app_type] => utility [patent_app_number] => 17/437190 [patent_app_country] => US [patent_app_date] => 2020-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17437190 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/437190
PROCESS AND APPARATUS FOR QUANTITATIVE MONITORING OF THE COMPOSITION OF AN OLIGOMER/MONOMER MIXTURE Mar 22, 2020 Abandoned
Array ( [id] => 17685998 [patent_doc_number] => 20220193290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => CONTINUOUS DECONTAMINATION DEVICE [patent_app_type] => utility [patent_app_number] => 17/599699 [patent_app_country] => US [patent_app_date] => 2020-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17599699 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/599699
Continuous decontamination device Mar 16, 2020 Issued
Array ( [id] => 17671092 [patent_doc_number] => 20220184259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => DECONTAMINATION DEVICE AND PASS BOX IN WHICH SAME IS DISPOSED [patent_app_type] => utility [patent_app_number] => 17/442319 [patent_app_country] => US [patent_app_date] => 2020-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7174 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17442319 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/442319
Decontamination device and pass box in which same is disposed Mar 15, 2020 Issued
Array ( [id] => 17783850 [patent_doc_number] => 11406955 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => Air lance for removing pellets from a tube [patent_app_type] => utility [patent_app_number] => 16/816939 [patent_app_country] => US [patent_app_date] => 2020-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 3348 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16816939 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/816939
Air lance for removing pellets from a tube Mar 11, 2020 Issued
Array ( [id] => 17095773 [patent_doc_number] => 20210283564 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => METHOD FOR IMPROVING REACTION YIELD [patent_app_type] => utility [patent_app_number] => 17/258720 [patent_app_country] => US [patent_app_date] => 2020-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4561 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17258720 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/258720
Method for improving reaction yield Mar 10, 2020 Issued
Array ( [id] => 16296636 [patent_doc_number] => 20200282359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => SYSTEM AND METHOD FOR MICROJET AND VIBRATION-ASSISTED FLUIDIZATION OF NANOPARTICLES [patent_app_type] => utility [patent_app_number] => 16/812584 [patent_app_country] => US [patent_app_date] => 2020-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10192 [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] => 16812584 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/812584
SYSTEM AND METHOD FOR MICROJET AND VIBRATION-ASSISTED FLUIDIZATION OF NANOPARTICLES Mar 8, 2020 Abandoned
Array ( [id] => 17193080 [patent_doc_number] => 11161820 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-02 [patent_title] => Process for producing organic compound [patent_app_type] => utility [patent_app_number] => 16/810050 [patent_app_country] => US [patent_app_date] => 2020-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 12287 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16810050 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/810050
Process for producing organic compound Mar 4, 2020 Issued
Array ( [id] => 16704233 [patent_doc_number] => 10954152 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-23 [patent_title] => Supercritical water oxidation flame-piloted vortex flow reactor [patent_app_type] => utility [patent_app_number] => 16/808897 [patent_app_country] => US [patent_app_date] => 2020-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 6374 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 16808897 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/808897
Supercritical water oxidation flame-piloted vortex flow reactor Mar 3, 2020 Issued
Array ( [id] => 20115907 [patent_doc_number] => 12365596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => System for and method of processing waste lithium-ion battery [patent_app_type] => utility [patent_app_number] => 17/616096 [patent_app_country] => US [patent_app_date] => 2020-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1158 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [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] => 17616096 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/616096
System for and method of processing waste lithium-ion battery Feb 25, 2020 Issued
Array ( [id] => 17577445 [patent_doc_number] => 20220134300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => THREE-DIMENSIONAL ANNULAR ROTATING FLUIDIZED BED FLUID-SOLIDS CONTACTOR [patent_app_type] => utility [patent_app_number] => 17/310585 [patent_app_country] => US [patent_app_date] => 2020-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8899 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17310585 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/310585
Three-dimensional annular rotating fluidized bed fluid-solids contactor Feb 12, 2020 Issued
Array ( [id] => 16245145 [patent_doc_number] => 10744475 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-08-18 [patent_title] => Methanol production reactor apparatus and method of operations using homogeneous catalyst [patent_app_type] => utility [patent_app_number] => 16/785253 [patent_app_country] => US [patent_app_date] => 2020-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5691 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16785253 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/785253
Methanol production reactor apparatus and method of operations using homogeneous catalyst Feb 6, 2020 Issued
Array ( [id] => 17620295 [patent_doc_number] => 11339334 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-24 [patent_title] => Multi-stage contacting process and apparatus [patent_app_type] => utility [patent_app_number] => 16/784049 [patent_app_country] => US [patent_app_date] => 2020-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 7499 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 6 [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] => 16784049 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/784049
Multi-stage contacting process and apparatus Feb 5, 2020 Issued
Array ( [id] => 17562112 [patent_doc_number] => 20220126261 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => CHEMICAL REACTIONS [patent_app_type] => utility [patent_app_number] => 17/428100 [patent_app_country] => US [patent_app_date] => 2020-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9833 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17428100 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/428100
Method of assembling an apparatus for containing reagents for a chemical reaction Jan 30, 2020 Issued
Array ( [id] => 15962749 [patent_doc_number] => 20200165126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-28 [patent_title] => Storing And Transporting Energy [patent_app_type] => utility [patent_app_number] => 16/777434 [patent_app_country] => US [patent_app_date] => 2020-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8906 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 16777434 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/777434
Storing And Transporting Energy Jan 29, 2020 Abandoned
Array ( [id] => 17814589 [patent_doc_number] => 11420179 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-23 [patent_title] => Propulsion element including a catalyzing reactor [patent_app_type] => utility [patent_app_number] => 16/775535 [patent_app_country] => US [patent_app_date] => 2020-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 6110 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16775535 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/775535
Propulsion element including a catalyzing reactor Jan 28, 2020 Issued
Array ( [id] => 17610296 [patent_doc_number] => 20220152575 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => REACTION APPARATUS [patent_app_type] => utility [patent_app_number] => 17/439612 [patent_app_country] => US [patent_app_date] => 2020-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3976 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17439612 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/439612
Reaction apparatus Jan 27, 2020 Issued
Array ( [id] => 17562113 [patent_doc_number] => 20220126262 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => REACTION METHOD FOR FORMING LIQUID-PHASE CONCENTRIC LAYERS BY ROTARY REACTOR AND REACTION SYSTEM INCLUDING FORMED LIQUID-PHASE CONCENTRIC LAYERS [patent_app_type] => utility [patent_app_number] => 17/424996 [patent_app_country] => US [patent_app_date] => 2020-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6534 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17424996 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/424996
Reaction method for forming liquid-phase concentric layers by rotary reactor and reaction system including formed liquid-phase concentric layers Jan 21, 2020 Issued
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