
Zhaohui Yang
Examiner (ID: 6818, Phone: (571)270-7527 , Office: P/2468 )
| Most Active Art Unit | 2468 |
| Art Unit(s) | 2468 |
| Total Applications | 466 |
| Issued Applications | 302 |
| Pending Applications | 75 |
| Abandoned Applications | 104 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 19839376
[patent_doc_number] => 12251736
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-03-18
[patent_title] => Pod cleaning process
[patent_app_type] => utility
[patent_app_number] => 17/527214
[patent_app_country] => US
[patent_app_date] => 2021-11-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 14
[patent_no_of_words] => 8946
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 466
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17527214
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/527214 | Pod cleaning process | Nov 15, 2021 | Issued |
Array
(
[id] => 18860946
[patent_doc_number] => 20230415381
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-12-28
[patent_title] => METHOD OF REMOVING IMPURITIES FROM PLASTIC
[patent_app_type] => utility
[patent_app_number] => 18/035960
[patent_app_country] => US
[patent_app_date] => 2021-11-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4100
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[patent_words_short_claim] => 34
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18035960
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/035960 | METHOD OF REMOVING IMPURITIES FROM PLASTIC | Nov 14, 2021 | Pending |
Array
(
[id] => 17671362
[patent_doc_number] => 20220184529
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-06-16
[patent_title] => STEAM CO-INJECTION FOR THE REDUCTION OF HEAT EXCHANGE AND FURNACE FOULING
[patent_app_type] => utility
[patent_app_number] => 17/523466
[patent_app_country] => US
[patent_app_date] => 2021-11-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3821
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 174
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17523466
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/523466 | Steam co-injection for the reduction of heat exchange and furnace fouling | Nov 9, 2021 | Issued |
Array
(
[id] => 17563983
[patent_doc_number] => 20220128132
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-04-28
[patent_title] => AUTOMATIC TENSIONING APPARATUS AND METHOD OF USE
[patent_app_type] => utility
[patent_app_number] => 17/451851
[patent_app_country] => US
[patent_app_date] => 2021-10-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7176
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 123
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17451851
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/451851 | Automatic tensioning apparatus and method of use | Oct 21, 2021 | Issued |
Array
(
[id] => 17997013
[patent_doc_number] => 11498101
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2022-11-15
[patent_title] => Systems and methods for capless refueling system cleaning
[patent_app_type] => utility
[patent_app_number] => 17/450427
[patent_app_country] => US
[patent_app_date] => 2021-10-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 14552
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 37
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17450427
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/450427 | Systems and methods for capless refueling system cleaning | Oct 7, 2021 | Issued |
Array
(
[id] => 18296281
[patent_doc_number] => 20230105967
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-04-06
[patent_title] => FLUID PURGING SYSTEM
[patent_app_type] => utility
[patent_app_number] => 17/492113
[patent_app_country] => US
[patent_app_date] => 2021-10-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11633
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -8
[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] => 17492113
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/492113 | FLUID PURGING SYSTEM | Sep 30, 2021 | Abandoned |
Array
(
[id] => 18768828
[patent_doc_number] => 20230363582
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-11-16
[patent_title] => EASY CLEAN CONTACT GRILL
[patent_app_type] => utility
[patent_app_number] => 18/029301
[patent_app_country] => US
[patent_app_date] => 2021-09-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6516
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 205
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18029301
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/029301 | EASY CLEAN CONTACT GRILL | Sep 29, 2021 | Pending |
Array
(
[id] => 17657311
[patent_doc_number] => 20220177776
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-06-09
[patent_title] => SYSTEMS AND METHODS OF USE OF UV-RESPONSIVE LAMINATES AND METHODS OF FABRICATION THEREOF
[patent_app_type] => utility
[patent_app_number] => 17/484987
[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] => 10455
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -25
[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] => 17484987
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/484987 | Systems and methods of use of UV-responsive laminates and methods of fabrication thereof | Sep 23, 2021 | Issued |
Array
(
[id] => 17474262
[patent_doc_number] => 20220081766
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-03-17
[patent_title] => PLASMA PURGE METHOD
[patent_app_type] => utility
[patent_app_number] => 17/447723
[patent_app_country] => US
[patent_app_date] => 2021-09-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6834
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 60
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17447723
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/447723 | PLASMA PURGE METHOD | Sep 14, 2021 | Abandoned |
Array
(
[id] => 19379464
[patent_doc_number] => 20240269334
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-15
[patent_title] => Method of Cleaning Region in Industrial Environment, Control System and Cleaning System
[patent_app_type] => utility
[patent_app_number] => 18/689181
[patent_app_country] => US
[patent_app_date] => 2021-09-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7570
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 91
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18689181
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/689181 | Method of Cleaning Region in Industrial Environment, Control System and Cleaning System | Sep 6, 2021 | Pending |
Array
(
[id] => 19387333
[patent_doc_number] => 20240277203
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-22
[patent_title] => INTELLIGENT CLEANING SYSTEM WITH IMPROVED CLEARANCE RATE OF DUST BOX
[patent_app_type] => utility
[patent_app_number] => 18/025181
[patent_app_country] => US
[patent_app_date] => 2021-08-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 15742
[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] => 18025181
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/025181 | INTELLIGENT CLEANING SYSTEM WITH IMPROVED CLEARANCE RATE OF DUST BOX | Aug 29, 2021 | Pending |
Array
(
[id] => 18084694
[patent_doc_number] => 11534805
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-12-27
[patent_title] => Cleaning method and processing apparatus
[patent_app_type] => utility
[patent_app_number] => 17/411372
[patent_app_country] => US
[patent_app_date] => 2021-08-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 7
[patent_no_of_words] => 7545
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 83
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17411372
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/411372 | Cleaning method and processing apparatus | Aug 24, 2021 | Issued |
Array
(
[id] => 18589500
[patent_doc_number] => 11738374
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-08-29
[patent_title] => Laser cleaning equipment and cleaning method for shaft component
[patent_app_type] => utility
[patent_app_number] => 17/407134
[patent_app_country] => US
[patent_app_date] => 2021-08-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 9
[patent_no_of_words] => 9855
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 599
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17407134
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/407134 | Laser cleaning equipment and cleaning method for shaft component | Aug 18, 2021 | Issued |
Array
(
[id] => 17428064
[patent_doc_number] => 20220055772
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-02-24
[patent_title] => METHODS FOR CLEANING AEROSPACE COMPONENTS
[patent_app_type] => utility
[patent_app_number] => 17/404823
[patent_app_country] => US
[patent_app_date] => 2021-08-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7141
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 74
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17404823
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/404823 | METHODS FOR CLEANING AEROSPACE COMPONENTS | Aug 16, 2021 | Abandoned |
Array
(
[id] => 17398651
[patent_doc_number] => 20220040741
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-02-10
[patent_title] => SYSTEMS AND METHODS FOR SURFACE CLEANING AND COATING
[patent_app_type] => utility
[patent_app_number] => 17/392982
[patent_app_country] => US
[patent_app_date] => 2021-08-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6670
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -20
[patent_words_short_claim] => 95
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17392982
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/392982 | SYSTEMS AND METHODS FOR SURFACE CLEANING AND COATING | Aug 2, 2021 | Abandoned |
Array
(
[id] => 17397539
[patent_doc_number] => 20220039629
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-02-10
[patent_title] => AUTOMATIC DISHWASHING METHOD
[patent_app_type] => utility
[patent_app_number] => 17/392316
[patent_app_country] => US
[patent_app_date] => 2021-08-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8011
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[patent_words_short_claim] => 50
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17392316
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/392316 | AUTOMATIC DISHWASHING METHOD | Aug 2, 2021 | Abandoned |
Array
(
[id] => 19069095
[patent_doc_number] => 20240103521
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-28
[patent_title] => CLEANING METHOD AND APPARATUS, AND COMPUTER STORAGE MEDIUM
[patent_app_type] => utility
[patent_app_number] => 18/264426
[patent_app_country] => US
[patent_app_date] => 2021-07-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10084
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18264426
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/264426 | CLEANING METHOD AND APPARATUS, AND COMPUTER STORAGE MEDIUM | Jul 20, 2021 | Pending |
Array
(
[id] => 17355881
[patent_doc_number] => 20220016677
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-01-20
[patent_title] => CONTAINER WASH SYSTEM
[patent_app_type] => utility
[patent_app_number] => 17/379683
[patent_app_country] => US
[patent_app_date] => 2021-07-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 16096
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 163
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17379683
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/379683 | CONTAINER WASH SYSTEM | Jul 18, 2021 | Pending |
Array
(
[id] => 17922368
[patent_doc_number] => 11465596
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2022-10-11
[patent_title] => Wheel cleaning apparatus and method
[patent_app_type] => utility
[patent_app_number] => 17/373242
[patent_app_country] => US
[patent_app_date] => 2021-07-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 30
[patent_figures_cnt] => 40
[patent_no_of_words] => 12774
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[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] => 17373242
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/373242 | Wheel cleaning apparatus and method | Jul 11, 2021 | Issued |
Array
(
[id] => 17359815
[patent_doc_number] => 20220020611
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-01-20
[patent_title] => SUBSTRATE PROCESSING METHOD
[patent_app_type] => utility
[patent_app_number] => 17/371384
[patent_app_country] => US
[patent_app_date] => 2021-07-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 18245
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[patent_words_short_claim] => 336
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17371384
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/371384 | Substrate processing method | Jul 8, 2021 | Issued |