Search

Jefferson A. Evans

Examiner (ID: 4052, Phone: (571)272-7574 , Office: P/2688 )

Most Active Art Unit
2688
Art Unit(s)
2303, 2754, 2652, 2627, 2689, 2688, 2512
Total Applications
2360
Issued Applications
2065
Pending Applications
39
Abandoned Applications
258

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18956016 [patent_doc_number] => 20240044343 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => SYSTEM AND METHOD FOR REPLACING A FAN IN AN ENERGIZED STATE [patent_app_type] => utility [patent_app_number] => 17/879296 [patent_app_country] => US [patent_app_date] => 2022-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5402 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17879296 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/879296
System and method for replacing a fan in an energized state Aug 1, 2022 Issued
Array ( [id] => 18166333 [patent_doc_number] => 20230032935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => DIRECTING AIR STREAMS AT A TARGET [patent_app_type] => utility [patent_app_number] => 17/874553 [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] => 14305 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17874553 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/874553
DIRECTING AIR STREAMS AT A TARGET Jul 26, 2022 Abandoned
Array ( [id] => 20158855 [patent_doc_number] => 12385472 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Systems for installing on a wind turbine tower moving objects monitoring devices and/or moving objects collision prevention devices [patent_app_type] => utility [patent_app_number] => 18/292172 [patent_app_country] => US [patent_app_date] => 2022-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 790 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18292172 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/292172
Systems for installing on a wind turbine tower moving objects monitoring devices and/or moving objects collision prevention devices Jul 25, 2022 Issued
Array ( [id] => 18093962 [patent_doc_number] => 20220412303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => QUICK ADJUST ROOT PLATE ATTACHMENT FOR WIND TURBINE BLADE MOLDS [patent_app_type] => utility [patent_app_number] => 17/847611 [patent_app_country] => US [patent_app_date] => 2022-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6855 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17847611 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/847611
Quick adjust root plate attachment for wind turbine blade molds Jun 22, 2022 Issued
Array ( [id] => 18825751 [patent_doc_number] => 11841023 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Blowers having noise reduction features [patent_app_type] => utility [patent_app_number] => 17/848062 [patent_app_country] => US [patent_app_date] => 2022-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 22 [patent_no_of_words] => 10187 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17848062 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/848062
Blowers having noise reduction features Jun 22, 2022 Issued
Array ( [id] => 19381727 [patent_doc_number] => 20240271597 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => CONTROL SYSTEM FOR ALIGNING A NACELLE OF A WIND TURBINE WITH A TARGET YAW ANGLE [patent_app_type] => utility [patent_app_number] => 18/574356 [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] => 12052 [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] => 18574356 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/574356
Control system for aligning a nacelle of a wind turbine with a target yaw angle May 30, 2022 Issued
Array ( [id] => 19856153 [patent_doc_number] => 12258978 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Fan assembly with a removable filter assembly [patent_app_type] => utility [patent_app_number] => 18/572453 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 5657 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18572453 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/572453
Fan assembly with a removable filter assembly May 24, 2022 Issued
Array ( [id] => 20129799 [patent_doc_number] => 12372103 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Fan assembly with a removable filter assembly [patent_app_type] => utility [patent_app_number] => 18/572409 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 1159 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18572409 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/572409
Fan assembly with a removable filter assembly May 24, 2022 Issued
Array ( [id] => 19361601 [patent_doc_number] => 20240263635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => ROTOR AND AXIAL VENTILATOR COMPRISING AN ACCESSORY AXIAL FAN [patent_app_type] => utility [patent_app_number] => 18/565246 [patent_app_country] => US [patent_app_date] => 2022-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8817 [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] => 18565246 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/565246
Rotor and axial ventilator comprising an accessory axial fan May 18, 2022 Issued
Array ( [id] => 17838599 [patent_doc_number] => 20220275904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => Support Frame for Positive Pressure Blower [patent_app_type] => utility [patent_app_number] => 17/745760 [patent_app_country] => US [patent_app_date] => 2022-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4553 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17745760 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/745760
Support frame for positive pressure blower May 15, 2022 Issued
Array ( [id] => 17792991 [patent_doc_number] => 20220252082 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => CENTRIFUGAL BLOWER [patent_app_type] => utility [patent_app_number] => 17/728740 [patent_app_country] => US [patent_app_date] => 2022-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13357 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 350 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17728740 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/728740
Centrifugal blower Apr 24, 2022 Issued
Array ( [id] => 17983384 [patent_doc_number] => 20220349420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => FAN STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/727866 [patent_app_country] => US [patent_app_date] => 2022-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2809 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17727866 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/727866
Fan structure Apr 24, 2022 Issued
Array ( [id] => 18545876 [patent_doc_number] => 11719221 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-08 [patent_title] => Wind turbine blade provided with surface mounted device [patent_app_type] => utility [patent_app_number] => 17/718506 [patent_app_country] => US [patent_app_date] => 2022-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 29 [patent_no_of_words] => 14827 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17718506 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/718506
Wind turbine blade provided with surface mounted device Apr 11, 2022 Issued
Array ( [id] => 19234463 [patent_doc_number] => 20240191656 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => ACOUSTIC PANEL FOR A TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 18/554958 [patent_app_country] => US [patent_app_date] => 2022-04-11 [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] => -10 [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] => 18554958 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/554958
Acoustic panel for a turbine engine Apr 10, 2022 Issued
Array ( [id] => 17990778 [patent_doc_number] => 20220356815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => SHROUD FOR A GAS TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 17/711405 [patent_app_country] => US [patent_app_date] => 2022-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9905 [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] => 17711405 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/711405
Shroud for a gas turbine engine Mar 31, 2022 Issued
Array ( [id] => 18718581 [patent_doc_number] => 11795917 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Edge pressure relieving groove shaft [patent_app_type] => utility [patent_app_number] => 17/702047 [patent_app_country] => US [patent_app_date] => 2022-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4204 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17702047 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/702047
Edge pressure relieving groove shaft Mar 22, 2022 Issued
Array ( [id] => 18322830 [patent_doc_number] => 20230120958 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => CEILING FAN AND ASSEMBLING STRUCTURE OF CEILING FAN [patent_app_type] => utility [patent_app_number] => 17/654656 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2665 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17654656 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/654656
Ceiling fan and assembling structure of ceiling fan Mar 13, 2022 Issued
Array ( [id] => 18320337 [patent_doc_number] => 20230118465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => CEILING FAN AND HANGING HEAD CONNECTING MECHANISM THEREOF [patent_app_type] => utility [patent_app_number] => 17/693752 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2675 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17693752 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/693752
Ceiling fan and hanging head connecting mechanism thereof Mar 13, 2022 Issued
Array ( [id] => 19211239 [patent_doc_number] => 12000289 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Seal assemblies for turbine engines and related methods [patent_app_type] => utility [patent_app_number] => 17/691380 [patent_app_country] => US [patent_app_date] => 2022-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 20642 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17691380 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/691380
Seal assemblies for turbine engines and related methods Mar 9, 2022 Issued
Array ( [id] => 18980803 [patent_doc_number] => 11905965 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Fan wheel systems and methods [patent_app_type] => utility [patent_app_number] => 17/688642 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 8815 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17688642 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/688642
Fan wheel systems and methods Mar 6, 2022 Issued
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