Search

Xu Mei

Examiner (ID: 6208, Phone: (571)272-7523 , Office: P/2654 )

Most Active Art Unit
2654
Art Unit(s)
2654, 2644, 2615, 2614, 2695, 2747, 2605, 2608, 2743
Total Applications
1922
Issued Applications
1495
Pending Applications
205
Abandoned Applications
250

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 15829419 [patent_doc_number] => 20200129991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-30 [patent_title] => COLLECTORS FOR TREATING TAILINGS [patent_app_type] => utility [patent_app_number] => 16/664362 [patent_app_country] => US [patent_app_date] => 2019-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16664362 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/664362
Collectors for treating tailings Oct 24, 2019 Issued
Array ( [id] => 16189672 [patent_doc_number] => 20200230521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-23 [patent_title] => PROCESS AND METHOD FOR THE RECOVERY OF OIL FROM THE PROCESSING OF GRAINS INTO BIOFUELS AND OTHER CHEMICALS [patent_app_type] => utility [patent_app_number] => 16/600843 [patent_app_country] => US [patent_app_date] => 2019-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5923 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16600843 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/600843
Process and method for the recovery of oil from the processing of grains into biofuels and other chemicals Oct 13, 2019 Issued
Array ( [id] => 16591682 [patent_doc_number] => 10900938 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => Modular automated chromatography system [patent_app_type] => utility [patent_app_number] => 16/595766 [patent_app_country] => US [patent_app_date] => 2019-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 12268 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16595766 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/595766
Modular automated chromatography system Oct 7, 2019 Issued
Array ( [id] => 15740349 [patent_doc_number] => 20200109062 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-09 [patent_title] => INTERNET OF THINGS WATER PURIFICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/592816 [patent_app_country] => US [patent_app_date] => 2019-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4448 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16592816 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/592816
Internet of things water purification system Oct 3, 2019 Issued
Array ( [id] => 17298280 [patent_doc_number] => 20210394119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => MODEL-FREE CONTROLLER AND METHOD FOR SOLAR-BASED DISTILLATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/285669 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7407 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17285669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/285669
Model-free controller and method for solar-based distillation system Oct 1, 2019 Issued
Array ( [id] => 16727782 [patent_doc_number] => 20210094929 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => Pubescent Plant Shallow Moving Bed Solvent Extractor and Method of Use [patent_app_type] => utility [patent_app_number] => 16/588917 [patent_app_country] => US [patent_app_date] => 2019-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16588917 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/588917
Pubescent plant shallow moving bed solvent extractor and method of use Sep 29, 2019 Issued
Array ( [id] => 15680943 [patent_doc_number] => 20200095135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => Scum Filtration System [patent_app_type] => utility [patent_app_number] => 16/584928 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16584928 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/584928
Scum filtration system Sep 25, 2019 Issued
Array ( [id] => 18233120 [patent_doc_number] => 11597667 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Wastewater treatment system, air supply amount control device, and air supply amount control method [patent_app_type] => utility [patent_app_number] => 16/583755 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 16944 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 380 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16583755 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/583755
Wastewater treatment system, air supply amount control device, and air supply amount control method Sep 25, 2019 Issued
Array ( [id] => 18948037 [patent_doc_number] => 11891318 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-06 [patent_title] => Method and apparatus for direct drying of inorganic sludge with drum drawing process [patent_app_type] => utility [patent_app_number] => 17/278435 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4290 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17278435 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/278435
Method and apparatus for direct drying of inorganic sludge with drum drawing process Sep 25, 2019 Issued
Array ( [id] => 18871053 [patent_doc_number] => 11858838 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Sewage uniform distribution treatment device for aerobic granular sludge system and use method therefor [patent_app_type] => utility [patent_app_number] => 16/967311 [patent_app_country] => US [patent_app_date] => 2019-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3216 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16967311 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/967311
Sewage uniform distribution treatment device for aerobic granular sludge system and use method therefor Sep 22, 2019 Issued
Array ( [id] => 16695737 [patent_doc_number] => 10946309 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-16 [patent_title] => Liquid-liquid mass transfer process and apparatus [patent_app_type] => utility [patent_app_number] => 16/578856 [patent_app_country] => US [patent_app_date] => 2019-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5577 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16578856 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/578856
Liquid-liquid mass transfer process and apparatus Sep 22, 2019 Issued
Array ( [id] => 17299825 [patent_doc_number] => 20210395664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => Perfusion Bioprocessing System and Method of Operating the Same [patent_app_type] => utility [patent_app_number] => 17/277094 [patent_app_country] => US [patent_app_date] => 2019-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6016 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17277094 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/277094
Perfusion bioprocessing system and method of operating the same Sep 19, 2019 Issued
Array ( [id] => 19440192 [patent_doc_number] => 12090420 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Systems and methods for recovering amines and their derivatives from aqueous mixtures [patent_app_type] => utility [patent_app_number] => 16/572899 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 14656 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16572899 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/572899
Systems and methods for recovering amines and their derivatives from aqueous mixtures Sep 16, 2019 Issued
Array ( [id] => 17452138 [patent_doc_number] => 11266975 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-08 [patent_title] => Solution target for cyclotron production of radiometals [patent_app_type] => utility [patent_app_number] => 16/565125 [patent_app_country] => US [patent_app_date] => 2019-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 17200 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16565125 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/565125
Solution target for cyclotron production of radiometals Sep 8, 2019 Issued
Array ( [id] => 16688151 [patent_doc_number] => 20210070627 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => SYSTEM AND METHOD FOR PROCESSING OF MINERALS CONTAINING THE LANTHANIDE SERIES AND PRODUCTION OF RARE EARTH OXIDES [patent_app_type] => utility [patent_app_number] => 16/561831 [patent_app_country] => US [patent_app_date] => 2019-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5495 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16561831 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/561831
System and method for processing of minerals containing the lanthanide series and production of rare earth oxides Sep 4, 2019 Issued
Array ( [id] => 17974678 [patent_doc_number] => 11491517 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Method and system for cleaning copper-exposed substrate [patent_app_type] => utility [patent_app_number] => 16/556633 [patent_app_country] => US [patent_app_date] => 2019-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 26 [patent_no_of_words] => 15040 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16556633 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/556633
Method and system for cleaning copper-exposed substrate Aug 29, 2019 Issued
Array ( [id] => 16893109 [patent_doc_number] => 11034642 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-15 [patent_title] => Method and apparatus for continuously recovering (meth)acrylic acid [patent_app_type] => utility [patent_app_number] => 16/553733 [patent_app_country] => US [patent_app_date] => 2019-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8367 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 494 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16553733 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/553733
Method and apparatus for continuously recovering (meth)acrylic acid Aug 27, 2019 Issued
Array ( [id] => 17975943 [patent_doc_number] => 11492793 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Storm water drain tank and assembly [patent_app_type] => utility [patent_app_number] => 17/434567 [patent_app_country] => US [patent_app_date] => 2019-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 10293 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17434567 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/434567
Storm water drain tank and assembly Aug 22, 2019 Issued
Array ( [id] => 16831252 [patent_doc_number] => 11007483 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Method and apparatus for the filtration of biological solutions [patent_app_type] => utility [patent_app_number] => 16/547685 [patent_app_country] => US [patent_app_date] => 2019-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 41 [patent_no_of_words] => 25702 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16547685 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/547685
Method and apparatus for the filtration of biological solutions Aug 21, 2019 Issued
Array ( [id] => 20077447 [patent_doc_number] => 12351497 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Methods and systems for treating phosphogypsum-containing water [patent_app_type] => utility [patent_app_number] => 17/276352 [patent_app_country] => US [patent_app_date] => 2019-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2419 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17276352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/276352
Methods and systems for treating phosphogypsum-containing water Aug 20, 2019 Issued
Menu