
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 18619455
[patent_doc_number] => 11752479
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-09-12
[patent_title] => Methods, devices and systems for processing of carbonaceous compositions
[patent_app_type] => utility
[patent_app_number] => 17/514812
[patent_app_country] => US
[patent_app_date] => 2021-10-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 123
[patent_figures_cnt] => 123
[patent_no_of_words] => 49367
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 236
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17514812
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/514812 | Methods, devices and systems for processing of carbonaceous compositions | Oct 28, 2021 | Issued |
Array
(
[id] => 17844007
[patent_doc_number] => 11433352
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2022-09-06
[patent_title] => Apparatus and method for oxidizing fluid mixtures using porous and non-porous heat exchangers
[patent_app_type] => utility
[patent_app_number] => 17/451296
[patent_app_country] => US
[patent_app_date] => 2021-10-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 7633
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 464
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17451296
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/451296 | Apparatus and method for oxidizing fluid mixtures using porous and non-porous heat exchangers | Oct 17, 2021 | Issued |
Array
(
[id] => 18134656
[patent_doc_number] => 11560309
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-01-24
[patent_title] => Process and reactor comprising a plurality of catalyst receptacles
[patent_app_type] => utility
[patent_app_number] => 17/501322
[patent_app_country] => US
[patent_app_date] => 2021-10-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 13
[patent_no_of_words] => 8337
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 192
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17501322
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/501322 | Process and reactor comprising a plurality of catalyst receptacles | Oct 13, 2021 | Issued |
Array
(
[id] => 18635196
[patent_doc_number] => 11759769
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-09-19
[patent_title] => Exhaust gas purification device
[patent_app_type] => utility
[patent_app_number] => 17/495881
[patent_app_country] => US
[patent_app_date] => 2021-10-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 9516
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 340
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17495881
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/495881 | Exhaust gas purification device | Oct 6, 2021 | Issued |
Array
(
[id] => 18028088
[patent_doc_number] => 11511250
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-11-29
[patent_title] => Method and apparatus for preparing composite
[patent_app_type] => utility
[patent_app_number] => 17/496091
[patent_app_country] => US
[patent_app_date] => 2021-10-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 7107
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 346
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17496091
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/496091 | Method and apparatus for preparing composite | Oct 6, 2021 | Issued |
Array
(
[id] => 17519371
[patent_doc_number] => 20220105219
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-04-07
[patent_title] => Door Handle Sanitizer
[patent_app_type] => utility
[patent_app_number] => 17/494731
[patent_app_country] => US
[patent_app_date] => 2021-10-05
[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] => -14
[patent_words_short_claim] => 255
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17494731
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/494731 | Door Handle Sanitizer | Oct 4, 2021 | Abandoned |
Array
(
[id] => 19930688
[patent_doc_number] => 12303882
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-05-20
[patent_title] => Methods and apparatus for installation and removal of catalyst carriers
[patent_app_type] => utility
[patent_app_number] => 18/040228
[patent_app_country] => US
[patent_app_date] => 2021-09-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 22
[patent_figures_cnt] => 23
[patent_no_of_words] => 16086
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 80
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18040228
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/040228 | Methods and apparatus for installation and removal of catalyst carriers | Sep 23, 2021 | Issued |
Array
(
[id] => 18648274
[patent_doc_number] => 20230294058
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-09-21
[patent_title] => IMPROVEMENTS IN OR RELATING TO CATALYST CARRIERS FOR TUBULAR REACTORS AND ASSOCATED METHODS
[patent_app_type] => utility
[patent_app_number] => 18/041483
[patent_app_country] => US
[patent_app_date] => 2021-09-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5549
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -22
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18041483
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/041483 | IMPROVEMENTS IN OR RELATING TO CATALYST CARRIERS FOR TUBULAR REACTORS AND ASSOCATED METHODS | Sep 23, 2021 | Pending |
Array
(
[id] => 19930688
[patent_doc_number] => 12303882
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-05-20
[patent_title] => Methods and apparatus for installation and removal of catalyst carriers
[patent_app_type] => utility
[patent_app_number] => 18/040228
[patent_app_country] => US
[patent_app_date] => 2021-09-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 22
[patent_figures_cnt] => 23
[patent_no_of_words] => 16086
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 80
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18040228
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/040228 | Methods and apparatus for installation and removal of catalyst carriers | Sep 23, 2021 | Issued |
Array
(
[id] => 18648272
[patent_doc_number] => 20230294056
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-09-21
[patent_title] => COMPACTING ELEMENTS FOR REDUCING FLUIDISATION IN CATALYST CARRIER FOR TUBULAR REACTORS AND ASSOCIATED METHODS
[patent_app_type] => utility
[patent_app_number] => 18/040550
[patent_app_country] => US
[patent_app_date] => 2021-09-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4221
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -23
[patent_words_short_claim] => 39
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18040550
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/040550 | COMPACTING ELEMENTS FOR REDUCING FLUIDISATION IN CATALYST CARRIER FOR TUBULAR REACTORS AND ASSOCIATED METHODS | Sep 23, 2021 | Pending |
Array
(
[id] => 18272326
[patent_doc_number] => 20230093568
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-03-23
[patent_title] => A Continuous Type Process Method to Increase the Rate of Reaction Between Solids, Liquids, And Gasses Per Area of the Land Occupied by Two Reactors
[patent_app_type] => utility
[patent_app_number] => 17/909393
[patent_app_country] => US
[patent_app_date] => 2021-09-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1793
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -1
[patent_words_short_claim] => 245
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17909393
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/909393 | A Continuous Type Process Method to Increase the Rate of Reaction Between Solids, Liquids, And Gasses Per Area of the Land Occupied by Two Reactors | Sep 22, 2021 | Abandoned |
Array
(
[id] => 18649710
[patent_doc_number] => 20230295529
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-09-21
[patent_title] => WASTE TREATMENT SYSTEM AND METHOD USING ENERGY RECIRCULATION TECHNIQUES
[patent_app_type] => utility
[patent_app_number] => 18/041590
[patent_app_country] => US
[patent_app_date] => 2021-09-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12967
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18041590
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/041590 | Waste treatment system and method using energy recirculation techniques | Sep 9, 2021 | Issued |
Array
(
[id] => 18649710
[patent_doc_number] => 20230295529
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-09-21
[patent_title] => WASTE TREATMENT SYSTEM AND METHOD USING ENERGY RECIRCULATION TECHNIQUES
[patent_app_type] => utility
[patent_app_number] => 18/041590
[patent_app_country] => US
[patent_app_date] => 2021-09-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12967
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18041590
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/041590 | Waste treatment system and method using energy recirculation techniques | Sep 9, 2021 | Issued |
Array
(
[id] => 18691407
[patent_doc_number] => 20230321623
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-10-12
[patent_title] => TUBULAR REACTORS
[patent_app_type] => utility
[patent_app_number] => 18/024464
[patent_app_country] => US
[patent_app_date] => 2021-09-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9765
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -21
[patent_words_short_claim] => 224
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18024464
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/024464 | TUBULAR REACTORS | Sep 1, 2021 | Pending |
Array
(
[id] => 17503592
[patent_doc_number] => 20220096694
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-03-31
[patent_title] => ELECTRONIC DEVICE WITH ANTIBACTERIAL EFFECT DETECTION AND PORTABLE DEVICE
[patent_app_type] => utility
[patent_app_number] => 17/464089
[patent_app_country] => US
[patent_app_date] => 2021-09-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3402
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 72
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17464089
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/464089 | Electronic device with antibacterial effect detection and portable device | Aug 31, 2021 | Issued |
Array
(
[id] => 17881600
[patent_doc_number] => 20220297077
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-09-22
[patent_title] => CARBON COMPOUND MANUFACTURING SYSTEM AND METHOD OF CONTROLLING CARBON COMPOUND MANUFACTURING SYSTEM
[patent_app_type] => utility
[patent_app_number] => 17/446502
[patent_app_country] => US
[patent_app_date] => 2021-08-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 14008
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 288
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17446502
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/446502 | Carbon compound manufacturing system and method of controlling carbon compound manufacturing system | Aug 30, 2021 | Issued |
Array
(
[id] => 18229916
[patent_doc_number] => 20230068910
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-03-02
[patent_title] => REMOTE SUBLIMINATION APPARATUS
[patent_app_type] => utility
[patent_app_number] => 17/460150
[patent_app_country] => US
[patent_app_date] => 2021-08-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11478
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 169
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17460150
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/460150 | Remote sublimination apparatus | Aug 26, 2021 | Issued |
Array
(
[id] => 19180217
[patent_doc_number] => 11986793
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-05-21
[patent_title] => Upgrading of a raw blend into a diesel fuel substitute: poly(dimethoxymethane)
[patent_app_type] => utility
[patent_app_number] => 17/459038
[patent_app_country] => US
[patent_app_date] => 2021-08-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 4172
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 193
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17459038
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/459038 | Upgrading of a raw blend into a diesel fuel substitute: poly(dimethoxymethane) | Aug 26, 2021 | Issued |
Array
(
[id] => 18938566
[patent_doc_number] => 20240033705
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-02-01
[patent_title] => PRESSED SiC FLUIDIC MODULES WITH SURFACE HEAT EXCHANGE CHANNELS
[patent_app_type] => utility
[patent_app_number] => 18/022577
[patent_app_country] => US
[patent_app_date] => 2021-08-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10599
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18022577
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/022577 | PRESSED SiC FLUIDIC MODULES WITH SURFACE HEAT EXCHANGE CHANNELS | Aug 26, 2021 | Pending |
Array
(
[id] => 17412863
[patent_doc_number] => 20220047767
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-02-17
[patent_title] => DEVICE CONTAINING AIR DETECTION, FILTERING, DISINFECTING AND CONDITIONING ELEMENTS WITH DISPLAY
[patent_app_type] => utility
[patent_app_number] => 17/403303
[patent_app_country] => US
[patent_app_date] => 2021-08-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2753
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -3
[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] => 17403303
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/403303 | Device containing air detection, filtering, disinfecting and conditioning elements with display | Aug 15, 2021 | Issued |