Ching-yiu Fung

Array ( [id] => 16932878 [patent_doc_number] => 20210198767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => Process for Leaching Metal Sulfides with Reagents Having Thiocarbonyl Functional Groups [patent_app_type] => utility [patent_app_number] => 17/140943 [patent_app_country] => US [patent_app_date] => 2021-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9293 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -67 [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] => 17140943 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18091791 [patent_doc_number] => 20220410132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => CATALYST AND ITS USE IN ETHYLBENZENE DEALKYLATION [patent_app_type] => utility [patent_app_number] => 17/787662 [patent_app_country] => US [patent_app_date] => 2020-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8322 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17787662 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16885148 [patent_doc_number] => 20210171343 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => TWO-STEP THERMOCHEMICAL REACTOR [patent_app_type] => utility [patent_app_number] => 17/116669 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5327 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17116669 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 20116261 [patent_doc_number] => 12365954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => System for processing red mud and method of processing red mud [patent_app_type] => utility [patent_app_number] => 17/104970 [patent_app_country] => US [patent_app_date] => 2020-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 17 [patent_no_of_words] => 6610 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17104970 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 20129450 [patent_doc_number] => 12371754 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Process and system for extraction of iron oxide from ore [patent_app_type] => utility [patent_app_number] => 17/094762 [patent_app_country] => US [patent_app_date] => 2020-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17094762 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19120294 [patent_doc_number] => 11964257 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Ceria-supported metal catalysts and processes [patent_app_type] => utility [patent_app_number] => 17/082406 [patent_app_country] => US [patent_app_date] => 2020-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 36 [patent_no_of_words] => 20279 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [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] => 17082406 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16728057 [patent_doc_number] => 20210095204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => METHOD FOR PRODUCING RARE EARTH ALUMINATE FLUORESCENT MATERIAL, RARE EARTH ALUMINATE FLUORESCENT MATERIAL, AND LIGHT EMITTING DEVICE [patent_app_type] => utility [patent_app_number] => 17/033881 [patent_app_country] => US [patent_app_date] => 2020-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13139 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17033881 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17959032 [patent_doc_number] => 20220339612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => LOW-TEMPERATURE SYNTHESIS OF CATALYST BASED ON ZEOLITE AFX AND APPLICATION THEREOF IN NH3-SCR [patent_app_type] => utility [patent_app_number] => 17/764264 [patent_app_country] => US [patent_app_date] => 2020-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7755 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17764264 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17928806 [patent_doc_number] => 20220323931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => NOVEL ALUMINUM-BASED METAL-ORGANIC FRAMEWORK HAVING THREE DIMENSIONAL POROUS STRUCTURE AND COMPRISING AT LEAST TWO TYPES OF LIGANDS, PREPARATION METHOD THEREFOR, AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/641975 [patent_app_country] => US [patent_app_date] => 2020-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5996 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17641975 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17867204 [patent_doc_number] => 20220289940 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => THERMAL CONDUCTIVE FILLER AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/636886 [patent_app_country] => US [patent_app_date] => 2020-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8008 [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] => 17636886 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17852015 [patent_doc_number] => 20220282057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => COMPOSITION, METAL EFFECT PIGMENTS, AND METHOD FOR PRODUCING METAL EFFECT PIGMENTS [patent_app_type] => utility [patent_app_number] => 17/636203 [patent_app_country] => US [patent_app_date] => 2020-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2920 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17636203 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17852067 [patent_doc_number] => 20220282109 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => COLOURING AND FILLER PASTES USING INORGANIC PARTICLES WITH COATED SURFACE AS A SPACER [patent_app_type] => utility [patent_app_number] => 17/633399 [patent_app_country] => US [patent_app_date] => 2020-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12626 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 17633399 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17266692 [patent_doc_number] => 11192096 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-07 [patent_title] => High silica AEI zeolite [patent_app_type] => utility [patent_app_number] => 16/946794 [patent_app_country] => US [patent_app_date] => 2020-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 8215 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16946794 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18649925 [patent_doc_number] => 20230295753 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => PROCESS FOR ACIDIC HYDROLYSIS OF A PARTICULATE SOLID MATERIAL CONTAINING CELLULOSE, LIGNIN, AND HEMICELLULOSE, WHEREIN THE LATTER HAS A HIGH CONTENT OF XYLOSE [patent_app_type] => utility [patent_app_number] => 17/615792 [patent_app_country] => US [patent_app_date] => 2020-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6679 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17615792 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19368251 [patent_doc_number] => 12060320 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Zeolite, process for making same, and use thereof in converting aromatic hydrocarbons [patent_app_type] => utility [patent_app_number] => 17/434237 [patent_app_country] => US [patent_app_date] => 2020-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 21601 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17434237 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17520345 [patent_doc_number] => 20220106194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => PROCESS FOR PRODUCING NANO PRECIPITATED CALCIUM CARBONATE [patent_app_type] => utility [patent_app_number] => 17/428577 [patent_app_country] => US [patent_app_date] => 2020-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17676 [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] => 17428577 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16297932 [patent_doc_number] => 20200283655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => COATING FORMULATION USING LOW-SUBSTITUTED CELLULOSE ETHER AND ITS PREPARATION [patent_app_type] => utility [patent_app_number] => 16/775788 [patent_app_country] => US [patent_app_date] => 2020-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3963 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16775788 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18179818 [patent_doc_number] => 20230040547 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => DEODORIZING CATALYST, SLURRY FOR FORMING DEODORIZING CATALYST, DEODORIZING CATALYST STRUCTURE, METHOD FOR PRODUCING DEODORIZING CATALYST STRUCTURE AND DEODORIZATION METHOD [patent_app_type] => utility [patent_app_number] => 17/788425 [patent_app_country] => US [patent_app_date] => 2019-12-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17788425 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17355810 [patent_doc_number] => 20220016606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => CATALYST AND PROCESS OF OXIDATIVE DEHYDROGENATION OF PROPANE [patent_app_type] => utility [patent_app_number] => 17/413817 [patent_app_country] => US [patent_app_date] => 2019-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3990 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17413817 [rel_patent_id] =>[rel_patent_doc_number] =>)