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] => 18013792 [patent_doc_number] => 11506077 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Inflatable device with guiding mechanism for effective engine cleaning [patent_app_type] => utility [patent_app_number] => 17/167435 [patent_app_country] => US [patent_app_date] => 2021-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 11888 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17167435 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/167435
Inflatable device with guiding mechanism for effective engine cleaning Feb 3, 2021 Issued
Array ( [id] => 18273995 [patent_doc_number] => 11612916 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Method and composition for pulse dose cleaning of process streams [patent_app_type] => utility [patent_app_number] => 17/158900 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 29 [patent_no_of_words] => 10690 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17158900 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158900
Method and composition for pulse dose cleaning of process streams Jan 25, 2021 Issued
Array ( [id] => 16992325 [patent_doc_number] => 20210230745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => METHOD OF CLEANING REACTION TUBE, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, AND SUBSTRATE PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/155877 [patent_app_country] => US [patent_app_date] => 2021-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11175 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17155877 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/155877
Method of cleaning reaction tube, method of manufacturing semiconductor device, and substrate processing apparatus Jan 21, 2021 Issued
Array ( [id] => 16990686 [patent_doc_number] => 20210229106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => Coupled High and Low-Frequency Ultrasound Systems and Methods for Remediation of Contaminated Solids [patent_app_type] => utility [patent_app_number] => 17/154872 [patent_app_country] => US [patent_app_date] => 2021-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10052 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17154872 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/154872
Coupled high and low-frequency ultrasound systems and methods for remediation of contaminated solids Jan 20, 2021 Issued
Array ( [id] => 17045268 [patent_doc_number] => 11098437 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-08-24 [patent_title] => Lint exhaust duct cleaning tool and method for cleaning a clothes dryer ventilation system [patent_app_type] => utility [patent_app_number] => 17/148097 [patent_app_country] => US [patent_app_date] => 2021-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 4110 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17148097 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/148097
Lint exhaust duct cleaning tool and method for cleaning a clothes dryer ventilation system Jan 12, 2021 Issued
Array ( [id] => 17124940 [patent_doc_number] => 20210299708 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => METHODS AND SYSTEMS FOR ONLINE CLEANING OF BEVERAGE FILLERS [patent_app_type] => utility [patent_app_number] => 17/138412 [patent_app_country] => US [patent_app_date] => 2020-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17138412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/138412
Methods and systems for online cleaning of beverage fillers Dec 29, 2020 Issued
Array ( [id] => 18159632 [patent_doc_number] => 20230026224 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => Steam Hose with Internal Liner for Chemical Cleaning [patent_app_type] => utility [patent_app_number] => 17/784005 [patent_app_country] => US [patent_app_date] => 2020-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4558 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17784005 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/784005
Steam hose with internal liner for chemical cleaning Dec 15, 2020 Issued
Array ( [id] => 17381040 [patent_doc_number] => 11239071 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-02-01 [patent_title] => Method of processing semiconductor device [patent_app_type] => utility [patent_app_number] => 17/111476 [patent_app_country] => US [patent_app_date] => 2020-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 21 [patent_no_of_words] => 5303 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17111476 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/111476
Method of processing semiconductor device Dec 2, 2020 Issued
Array ( [id] => 16870389 [patent_doc_number] => 20210163856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => CLEANING LIQUID COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/107216 [patent_app_country] => US [patent_app_date] => 2020-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8802 [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] => 17107216 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/107216
CLEANING LIQUID COMPOSITION Nov 29, 2020 Abandoned
Array ( [id] => 16837736 [patent_doc_number] => 20210145748 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => PROCESSING SYSTEM FOR POWDERS, AND METHOD FOR DECONTAMINATION OF SUCH A PROCESSING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/951791 [patent_app_country] => US [patent_app_date] => 2020-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2469 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 16951791 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/951791
PROCESSING SYSTEM FOR POWDERS, AND METHOD FOR DECONTAMINATION OF SUCH A PROCESSING SYSTEM Nov 17, 2020 Abandoned
Array ( [id] => 16806639 [patent_doc_number] => 20210129192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => METHOD FOR TREATING A SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 17/079756 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17079756 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/079756
METHOD FOR TREATING A SEMICONDUCTOR DEVICE Oct 25, 2020 Abandoned
Array ( [id] => 18008447 [patent_doc_number] => 20220367214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => SUBSTRATE CLEANING METHOD AND SUBSTRATE CLEANING DEVICE [patent_app_type] => utility [patent_app_number] => 17/771144 [patent_app_country] => US [patent_app_date] => 2020-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5938 [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] => 17771144 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/771144
Substrate cleaning method and substrate cleaning device Oct 11, 2020 Issued
Array ( [id] => 18045351 [patent_doc_number] => 11519293 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-06 [patent_title] => Cleaning system and a method of cleaning [patent_app_type] => utility [patent_app_number] => 17/034683 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 10407 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17034683 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/034683
Cleaning system and a method of cleaning Sep 27, 2020 Issued
Array ( [id] => 17791886 [patent_doc_number] => 20220250977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => METHODS AND APPARATUS FOR MANUFACTURING A GLASS RIBBON [patent_app_type] => utility [patent_app_number] => 17/636974 [patent_app_country] => US [patent_app_date] => 2020-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12501 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17636974 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/636974
METHODS AND APPARATUS FOR MANUFACTURING A GLASS RIBBON Sep 13, 2020 Abandoned
Array ( [id] => 18031944 [patent_doc_number] => 11515142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-29 [patent_title] => Method of cleaning substrate processing apparatus, and substrate processing system [patent_app_type] => utility [patent_app_number] => 17/014484 [patent_app_country] => US [patent_app_date] => 2020-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 30 [patent_no_of_words] => 10964 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17014484 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/014484
Method of cleaning substrate processing apparatus, and substrate processing system Sep 7, 2020 Issued
Array ( [id] => 17865920 [patent_doc_number] => 20220288655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => Expandable Device for Defouling Tubular Members [patent_app_type] => utility [patent_app_number] => 17/636689 [patent_app_country] => US [patent_app_date] => 2020-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7229 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17636689 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/636689
Expandable device for defouling tubular members Aug 25, 2020 Issued
Array ( [id] => 16541432 [patent_doc_number] => 20200407845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => CLEANING METHOD, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, AND SUBSTRATE PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/999345 [patent_app_country] => US [patent_app_date] => 2020-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15496 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16999345 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/999345
Cleaning method, method of manufacturing semiconductor device, and substrate processing apparatus Aug 20, 2020 Issued
Array ( [id] => 17696298 [patent_doc_number] => 11370001 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Method and apparatus for cleaning a heat exchanger or water system [patent_app_type] => utility [patent_app_number] => 16/995156 [patent_app_country] => US [patent_app_date] => 2020-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7576 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16995156 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/995156
Method and apparatus for cleaning a heat exchanger or water system Aug 16, 2020 Issued
Array ( [id] => 16631557 [patent_doc_number] => 20210050210 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => METHOD AND APPARATUS FOR TREATING SUBSTRATE [patent_app_type] => utility [patent_app_number] => 16/993442 [patent_app_country] => US [patent_app_date] => 2020-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8662 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16993442 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/993442
METHOD AND APPARATUS FOR TREATING SUBSTRATE Aug 13, 2020 Abandoned
Array ( [id] => 16631580 [patent_doc_number] => 20210050233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => SYSTEMS AND METHODS FOR TREATING SUBSTRATES WITH CRYOGENIC FLUID MIXTURES [patent_app_type] => utility [patent_app_number] => 16/992530 [patent_app_country] => US [patent_app_date] => 2020-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15871 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 16992530 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/992530
SYSTEMS AND METHODS FOR TREATING SUBSTRATES WITH CRYOGENIC FLUID MIXTURES Aug 12, 2020 Abandoned
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