Search

Akm E. Ullah

Examiner (ID: 9340, Phone: (571)272-2361 , Office: P/2874 )

Most Active Art Unit
2874
Art Unit(s)
2501, 2874, 1734, 2899, 3621, 2606, 2838
Total Applications
3400
Issued Applications
3065
Pending Applications
95
Abandoned Applications
245

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17587584 [patent_doc_number] => 11325836 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Lithium extraction in the presence of scalants [patent_app_type] => utility [patent_app_number] => 17/364530 [patent_app_country] => US [patent_app_date] => 2021-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 32982 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17364530 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/364530
Lithium extraction in the presence of scalants Jun 29, 2021 Issued
Array ( [id] => 17587584 [patent_doc_number] => 11325836 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Lithium extraction in the presence of scalants [patent_app_type] => utility [patent_app_number] => 17/364530 [patent_app_country] => US [patent_app_date] => 2021-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 32982 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17364530 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/364530
Lithium extraction in the presence of scalants Jun 29, 2021 Issued
Array ( [id] => 17141540 [patent_doc_number] => 20210309552 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => WATER HYGIENE IMPROVING SYSTEM AND METHODS [patent_app_type] => utility [patent_app_number] => 17/354025 [patent_app_country] => US [patent_app_date] => 2021-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13002 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17354025 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/354025
Water hygiene improving system and methods Jun 21, 2021 Issued
Array ( [id] => 18315015 [patent_doc_number] => 11629084 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Method for treating an oily solid waste sludge [patent_app_type] => utility [patent_app_number] => 17/345002 [patent_app_country] => US [patent_app_date] => 2021-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2799 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17345002 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/345002
Method for treating an oily solid waste sludge Jun 10, 2021 Issued
Array ( [id] => 18399238 [patent_doc_number] => 11661363 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-30 [patent_title] => Rainwater processing system and processing steps for producing potable functional water [patent_app_type] => utility [patent_app_number] => 17/328280 [patent_app_country] => US [patent_app_date] => 2021-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4359 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17328280 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/328280
Rainwater processing system and processing steps for producing potable functional water May 23, 2021 Issued
Array ( [id] => 18619464 [patent_doc_number] => 11752488 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Adsorbent comprising carboxylic acid dimer and preparation method thereof [patent_app_type] => utility [patent_app_number] => 17/326378 [patent_app_country] => US [patent_app_date] => 2021-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 6219 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17326378 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/326378
Adsorbent comprising carboxylic acid dimer and preparation method thereof May 20, 2021 Issued
Array ( [id] => 17066251 [patent_doc_number] => 20210268466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => GRADIENT INDUCED PARTICLE MOTION IN SUSPENSIONS [patent_app_type] => utility [patent_app_number] => 17/320832 [patent_app_country] => US [patent_app_date] => 2021-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3245 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17320832 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/320832
Gradient induced particle motion in suspensions May 13, 2021 Issued
Array ( [id] => 18195447 [patent_doc_number] => 20230048966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => CONSTRUCTED WETLAND SYSTEM ENHANCED BY IMMOBILIZED LACCASE [patent_app_type] => utility [patent_app_number] => 17/791444 [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] => 4350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17791444 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/791444
Constructed wetland system enhanced by immobilized laccase May 10, 2021 Issued
Array ( [id] => 17184207 [patent_doc_number] => 20210331092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => DYNAMIC PLATE PACK FOR SOIL EXTRUSION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/315239 [patent_app_country] => US [patent_app_date] => 2021-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12176 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17315239 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/315239
Dynamic plate pack for soil extrusion system May 6, 2021 Issued
Array ( [id] => 17407058 [patent_doc_number] => 11247927 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-02-15 [patent_title] => Water purification system [patent_app_type] => utility [patent_app_number] => 17/308505 [patent_app_country] => US [patent_app_date] => 2021-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 10158 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17308505 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/308505
Water purification system May 4, 2021 Issued
Array ( [id] => 17035482 [patent_doc_number] => 20210252440 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-19 [patent_title] => FILTER MEDIA RIBBONS WITH NANOFIBERS FORMED THEREON [patent_app_type] => utility [patent_app_number] => 17/246929 [patent_app_country] => US [patent_app_date] => 2021-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14627 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17246929 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/246929
Filter media ribbons with nanofibers formed thereon May 2, 2021 Issued
Array ( [id] => 16990619 [patent_doc_number] => 20210229039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => FREE-STANDING LIQUID MEMBRANES FOR SUBSTANCE SEPARATION, FILTRATION, EXTRACTION, AND BLOCKAGE [patent_app_type] => utility [patent_app_number] => 17/227535 [patent_app_country] => US [patent_app_date] => 2021-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6968 [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] => 17227535 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/227535
Free-standing liquid membranes for substance separation, filtration, extraction, and blockage Apr 11, 2021 Issued
Array ( [id] => 18461393 [patent_doc_number] => 11685676 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-27 [patent_title] => Pretreatment of produced water to facilitate improved metal extraction [patent_app_type] => utility [patent_app_number] => 17/224118 [patent_app_country] => US [patent_app_date] => 2021-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 7530 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17224118 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/224118
Pretreatment of produced water to facilitate improved metal extraction Apr 5, 2021 Issued
Array ( [id] => 16976519 [patent_doc_number] => 20210220756 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => VACUUM WASTE REMOVAL SYSTEM [patent_app_type] => utility [patent_app_number] => 17/222447 [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] => 5369 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17222447 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/222447
VACUUM WASTE REMOVAL SYSTEM Apr 4, 2021 Abandoned
Array ( [id] => 17126082 [patent_doc_number] => 20210300850 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => Systems and Methods for Purifying Solvents [patent_app_type] => utility [patent_app_number] => 17/213325 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10103 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17213325 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/213325
Systems and methods for purifying solvents Mar 25, 2021 Issued
Array ( [id] => 17155970 [patent_doc_number] => 20210317021 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => METHOD FOR OPTIMIZING THE ENERGY CONSUMPTION OF AN AERATOR IN THE FIELD OF WATER TREATMENT [patent_app_type] => utility [patent_app_number] => 17/209727 [patent_app_country] => US [patent_app_date] => 2021-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3208 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17209727 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/209727
Method for optimizing the energy consumption of an aerator in the field of water treatment Mar 22, 2021 Issued
Array ( [id] => 17111593 [patent_doc_number] => 20210292190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => COALESCING MEDIA FOR HYDRONIC AIR AND SEDIMENT SEPARATION DEVICE [patent_app_type] => utility [patent_app_number] => 17/204141 [patent_app_country] => US [patent_app_date] => 2021-03-17 [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] => -8 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17204141 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/204141
Coalescing media for hydronic air and sediment separation device Mar 16, 2021 Issued
Array ( [id] => 16893068 [patent_doc_number] => 11034601 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-15 [patent_title] => System and method for treating wastewater [patent_app_type] => utility [patent_app_number] => 17/175660 [patent_app_country] => US [patent_app_date] => 2021-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7103 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17175660 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/175660
System and method for treating wastewater Feb 12, 2021 Issued
Array ( [id] => 16858242 [patent_doc_number] => 20210158987 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => SYSTEM AND METHOD FOR METALLIC ISOTOPE SEPARATION BY A COMBINED THERMAL-VACUUM DISTILLATION PROCESS [patent_app_type] => utility [patent_app_number] => 17/168672 [patent_app_country] => US [patent_app_date] => 2021-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7684 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17168672 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/168672
System and method for metallic isotope separation by a combined thermal-vacuum distillation process Feb 4, 2021 Issued
Array ( [id] => 17051170 [patent_doc_number] => 20210260604 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => METHOD FOR RECOVERING GOLD IN CYANIDE TAILING BY HIERARCHICAL RAMIFIED FLOTATION [patent_app_type] => utility [patent_app_number] => 17/168858 [patent_app_country] => US [patent_app_date] => 2021-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1931 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 893 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17168858 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/168858
Method for recovering gold in cyanide tailing by hierarchical ramified flotation Feb 4, 2021 Issued
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