Search

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 numberTitle of the applicationFiling DateStatus
Array ( [id] => 17696297 [patent_doc_number] => 11370000 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => System for and method of by-product removal from a metal substrate [patent_app_type] => utility [patent_app_number] => 17/371284 [patent_app_country] => US [patent_app_date] => 2021-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 10299 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17371284 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/371284
System for and method of by-product removal from a metal substrate Jul 8, 2021 Issued
Array ( [id] => 17825687 [patent_doc_number] => 11430641 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-08-30 [patent_title] => Processing systems and methods to control process drift [patent_app_type] => utility [patent_app_number] => 17/367089 [patent_app_country] => US [patent_app_date] => 2021-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6277 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [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] => 17367089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/367089
Processing systems and methods to control process drift Jul 1, 2021 Issued
Array ( [id] => 18639461 [patent_doc_number] => 11764081 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Wafer cleaning apparatus and method [patent_app_type] => utility [patent_app_number] => 17/350036 [patent_app_country] => US [patent_app_date] => 2021-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 5588 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17350036 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/350036
Wafer cleaning apparatus and method Jun 16, 2021 Issued
Array ( [id] => 17355066 [patent_doc_number] => 20220015862 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => DISPOSABLE CLEANING SYSTEM & METHOD FOR REUSABLE ENDOSCOPIC SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/347319 [patent_app_country] => US [patent_app_date] => 2021-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8296 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17347319 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/347319
DISPOSABLE CLEANING SYSTEM & METHOD FOR REUSABLE ENDOSCOPIC SYSTEMS Jun 13, 2021 Abandoned
Array ( [id] => 18800412 [patent_doc_number] => 11833558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-05 [patent_title] => Cleaning method and equipment thereof for object FOUP [patent_app_type] => utility [patent_app_number] => 17/341146 [patent_app_country] => US [patent_app_date] => 2021-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 9493 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [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] => 17341146 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/341146
Cleaning method and equipment thereof for object FOUP Jun 6, 2021 Issued
Array ( [id] => 18064785 [patent_doc_number] => 20220395872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => METHOD AND SYSTEM OF CLEANING SUBMERGED STRUCTURES [patent_app_type] => utility [patent_app_number] => 17/772729 [patent_app_country] => US [patent_app_date] => 2021-06-04 [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] => -3 [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] => 17772729 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/772729
METHOD AND SYSTEM OF CLEANING SUBMERGED STRUCTURES Jun 3, 2021 Abandoned
Array ( [id] => 18056958 [patent_doc_number] => 20220388044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => MULTI-PHASE STORAGE VESSEL CLEANING AND MAINTENANCE SYSTEM AND METHOD OF USE [patent_app_type] => utility [patent_app_number] => 17/337669 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8296 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17337669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/337669
Multi-phase storage vessel cleaning and maintenance system and method of use Jun 2, 2021 Issued
Array ( [id] => 18058747 [patent_doc_number] => 20220389833 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => SYSTEMS AND METHODS FOR ADDITION OF FUEL ADDITIVES TO CONTROL TURBINE CORROSION [patent_app_type] => utility [patent_app_number] => 17/338020 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14778 [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] => 17338020 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/338020
Systems and methods for addition of fuel additives to control turbine corrosion Jun 2, 2021 Issued
Array ( [id] => 17184329 [patent_doc_number] => 20210331214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => APPARATUS FOR CLEANING INDUSTRIAL COMPONENTS [patent_app_type] => utility [patent_app_number] => 17/329638 [patent_app_country] => US [patent_app_date] => 2021-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5082 [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] => 17329638 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/329638
Apparatus for cleaning industrial components May 24, 2021 Issued
Array ( [id] => 17228858 [patent_doc_number] => 20210355414 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => GRIME DETECTION CLEANERS USING DYES [patent_app_type] => utility [patent_app_number] => 17/317709 [patent_app_country] => US [patent_app_date] => 2021-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1313 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17317709 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/317709
GRIME DETECTION CLEANERS USING DYES May 10, 2021 Abandoned
Array ( [id] => 18423431 [patent_doc_number] => 20230177895 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => METHOD FOR DESCALING A COMBUSTION ENGINE BY HYDROGEN INJECTION AND DESCALING STATION FOR IMPLEMENTING SAME [patent_app_type] => utility [patent_app_number] => 17/925159 [patent_app_country] => US [patent_app_date] => 2021-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5213 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17925159 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/925159
METHOD FOR DESCALING A COMBUSTION ENGINE BY HYDROGEN INJECTION AND DESCALING STATION FOR IMPLEMENTING SAME May 10, 2021 Abandoned
Array ( [id] => 18423431 [patent_doc_number] => 20230177895 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => METHOD FOR DESCALING A COMBUSTION ENGINE BY HYDROGEN INJECTION AND DESCALING STATION FOR IMPLEMENTING SAME [patent_app_type] => utility [patent_app_number] => 17/925159 [patent_app_country] => US [patent_app_date] => 2021-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5213 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17925159 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/925159
METHOD FOR DESCALING A COMBUSTION ENGINE BY HYDROGEN INJECTION AND DESCALING STATION FOR IMPLEMENTING SAME May 10, 2021 Abandoned
Array ( [id] => 17213197 [patent_doc_number] => 20210346533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => Reprocessing of Medical Devices that Are Contaminated with Bacteria, Viruses, Other Pathogens, and Biofilms with Shockwaves, Pressure Waves or Ultrasound Systems [patent_app_type] => utility [patent_app_number] => 17/313951 [patent_app_country] => US [patent_app_date] => 2021-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38648 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17313951 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/313951
Reprocessing of Medical Devices that Are Contaminated with Bacteria, Viruses, Other Pathogens, and Biofilms with Shockwaves, Pressure Waves or Ultrasound Systems May 5, 2021 Abandoned
Array ( [id] => 17142769 [patent_doc_number] => 20210310781 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => UNDERWATER CUT AND CAPTURE SYSTEM FOR SUBMERGED MUNITIONS [patent_app_type] => utility [patent_app_number] => 17/223877 [patent_app_country] => US [patent_app_date] => 2021-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17223877 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/223877
UNDERWATER CUT AND CAPTURE SYSTEM FOR SUBMERGED MUNITIONS Apr 5, 2021 Abandoned
Array ( [id] => 17140716 [patent_doc_number] => 20210308727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => METHOD AND SYSTEM FOR CLEANING AND FILLING A CYLINDER [patent_app_type] => utility [patent_app_number] => 17/221879 [patent_app_country] => US [patent_app_date] => 2021-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3405 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17221879 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/221879
METHOD AND SYSTEM FOR CLEANING AND FILLING A CYLINDER Apr 4, 2021 Abandoned
Array ( [id] => 17917418 [patent_doc_number] => 20220319814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => METHOD AND APPARATUS FOR REVITALIZING PLASMA PROCESSING TOOLS [patent_app_type] => utility [patent_app_number] => 17/219181 [patent_app_country] => US [patent_app_date] => 2021-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8369 [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] => 17219181 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/219181
Method and apparatus for revitalizing plasma processing tools Mar 30, 2021 Issued
Array ( [id] => 18404953 [patent_doc_number] => 20230166304 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => METHOD FOR REMOVING COATINGS FROM SURFACES [patent_app_type] => utility [patent_app_number] => 17/916035 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2945 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17916035 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/916035
METHOD FOR REMOVING COATINGS FROM SURFACES Mar 29, 2021 Abandoned
Array ( [id] => 18748535 [patent_doc_number] => 11807833 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => pH dependent soluble polymers [patent_app_type] => utility [patent_app_number] => 17/177758 [patent_app_country] => US [patent_app_date] => 2021-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4978 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17177758 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/177758
pH dependent soluble polymers Feb 16, 2021 Issued
Array ( [id] => 17082635 [patent_doc_number] => 20210277641 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => DIRECTIONAL DRAIN WAND AND METHOD OF DRAIN CLEANING USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/173553 [patent_app_country] => US [patent_app_date] => 2021-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3558 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17173553 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/173553
DIRECTIONAL DRAIN WAND AND METHOD OF DRAIN CLEANING USING THE SAME Feb 10, 2021 Abandoned
Array ( [id] => 17184328 [patent_doc_number] => 20210331213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => CLEANING METHOD [patent_app_type] => utility [patent_app_number] => 17/170337 [patent_app_country] => US [patent_app_date] => 2021-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2394 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17170337 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/170337
Cleaning method Feb 7, 2021 Issued
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