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] => 17800232 [patent_doc_number] => 11414513 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Method of producing a carbon nanotube grafted acrylic acid/acrylamide copolymer nanocomposite sorbent [patent_app_type] => utility [patent_app_number] => 16/657208 [patent_app_country] => US [patent_app_date] => 2019-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 10898 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16657208 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/657208
Method of producing a carbon nanotube grafted acrylic acid/acrylamide copolymer nanocomposite sorbent Oct 17, 2019 Issued
Array ( [id] => 16641948 [patent_doc_number] => 10919781 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-16 [patent_title] => Coated porous substrates for fracking water treatment [patent_app_type] => utility [patent_app_number] => 16/599316 [patent_app_country] => US [patent_app_date] => 2019-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 9270 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599316 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599316
Coated porous substrates for fracking water treatment Oct 10, 2019 Issued
Array ( [id] => 16641948 [patent_doc_number] => 10919781 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-16 [patent_title] => Coated porous substrates for fracking water treatment [patent_app_type] => utility [patent_app_number] => 16/599316 [patent_app_country] => US [patent_app_date] => 2019-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 9270 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599316 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599316
Coated porous substrates for fracking water treatment Oct 10, 2019 Issued
Array ( [id] => 16060673 [patent_doc_number] => 10689268 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-06-23 [patent_title] => Coated porous substrates for oil and gas or chemical processing wastewater treatment [patent_app_type] => utility [patent_app_number] => 16/599314 [patent_app_country] => US [patent_app_date] => 2019-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 9539 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599314 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599314
Coated porous substrates for oil and gas or chemical processing wastewater treatment Oct 10, 2019 Issued
Array ( [id] => 16641948 [patent_doc_number] => 10919781 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-16 [patent_title] => Coated porous substrates for fracking water treatment [patent_app_type] => utility [patent_app_number] => 16/599316 [patent_app_country] => US [patent_app_date] => 2019-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 9270 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599316 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599316
Coated porous substrates for fracking water treatment Oct 10, 2019 Issued
Array ( [id] => 16641948 [patent_doc_number] => 10919781 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-16 [patent_title] => Coated porous substrates for fracking water treatment [patent_app_type] => utility [patent_app_number] => 16/599316 [patent_app_country] => US [patent_app_date] => 2019-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 9270 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599316 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599316
Coated porous substrates for fracking water treatment Oct 10, 2019 Issued
Array ( [id] => 17905404 [patent_doc_number] => 11459247 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-04 [patent_title] => Iron oxide modified halloysite nanomaterial [patent_app_type] => utility [patent_app_number] => 16/594454 [patent_app_country] => US [patent_app_date] => 2019-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7155 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16594454 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/594454
Iron oxide modified halloysite nanomaterial Oct 6, 2019 Issued
Array ( [id] => 15616659 [patent_doc_number] => 20200078734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => WATER PURIFICATION SYSTEMS AND METHODS HAVING PRESSURIZED DRAW STREAM [patent_app_type] => utility [patent_app_number] => 16/584533 [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] => 21471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16584533 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/584533
Water purification systems and methods having pressurized draw stream Sep 25, 2019 Issued
Array ( [id] => 17398522 [patent_doc_number] => 20220040612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => ELECTROMAGNETIC PRIMING OF MOLTEN METAL FILTERS [patent_app_type] => utility [patent_app_number] => 17/278615 [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] => 3217 [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] => 17278615 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/278615
Electromagnetic priming of molten metal filters Sep 19, 2019 Issued
Array ( [id] => 17503874 [patent_doc_number] => 20220096976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => DEPTH FILTER [patent_app_type] => utility [patent_app_number] => 17/279602 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8255 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17279602 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/279602
Depth filter Sep 17, 2019 Issued
Array ( [id] => 17385437 [patent_doc_number] => 20220033289 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => VACUUM REGULATED OZONE GENERATOR [patent_app_type] => utility [patent_app_number] => 17/276116 [patent_app_country] => US [patent_app_date] => 2019-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3383 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17276116 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/276116
Vacuum regulated ozone generator Sep 12, 2019 Issued
Array ( [id] => 19948257 [patent_doc_number] => 12319604 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Device for purifying drinking water in multiple stages [patent_app_type] => utility [patent_app_number] => 17/273625 [patent_app_country] => US [patent_app_date] => 2019-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17273625 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/273625
Device for purifying drinking water in multiple stages Sep 8, 2019 Issued
Array ( [id] => 16831994 [patent_doc_number] => 11008233 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Chlorine measurement/filter testing/brine container monitoring of a water treatment system [patent_app_type] => utility [patent_app_number] => 16/558733 [patent_app_country] => US [patent_app_date] => 2019-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3139 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16558733 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/558733
Chlorine measurement/filter testing/brine container monitoring of a water treatment system Sep 2, 2019 Issued
Array ( [id] => 16924292 [patent_doc_number] => 11045751 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Filter design with interchangeable core cover [patent_app_type] => utility [patent_app_number] => 16/550541 [patent_app_country] => US [patent_app_date] => 2019-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3943 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16550541 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/550541
Filter design with interchangeable core cover Aug 25, 2019 Issued
Array ( [id] => 19257159 [patent_doc_number] => 12017189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Devices and methods for water filtration membrane [patent_app_type] => utility [patent_app_number] => 17/269628 [patent_app_country] => US [patent_app_date] => 2019-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 20 [patent_no_of_words] => 19529 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17269628 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/269628
Devices and methods for water filtration membrane Aug 20, 2019 Issued
Array ( [id] => 16969632 [patent_doc_number] => 11065584 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-20 [patent_title] => Separation membrane module and repairing method thereof [patent_app_type] => utility [patent_app_number] => 16/539167 [patent_app_country] => US [patent_app_date] => 2019-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 29 [patent_no_of_words] => 16071 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16539167 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/539167
Separation membrane module and repairing method thereof Aug 12, 2019 Issued
Array ( [id] => 17067130 [patent_doc_number] => 20210269345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => Recycling of Sodium Sulfate in Starch Processing [patent_app_type] => utility [patent_app_number] => 17/260470 [patent_app_country] => US [patent_app_date] => 2019-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17260470 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/260470
Recycling of sodium sulfate in starch processing Aug 12, 2019 Issued
Array ( [id] => 17286996 [patent_doc_number] => 11203536 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-21 [patent_title] => Use of hollow fiber filtration in conjunction with precipitant technologies to reclaim water from complex aqueous waste streams [patent_app_type] => utility [patent_app_number] => 16/539951 [patent_app_country] => US [patent_app_date] => 2019-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3866 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 7 [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] => 16539951 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/539951
Use of hollow fiber filtration in conjunction with precipitant technologies to reclaim water from complex aqueous waste streams Aug 12, 2019 Issued
Array ( [id] => 17981175 [patent_doc_number] => 20220347211 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => PROCESS FOR PREPARATION OF WATER HAVING THERAPEUTIC BENEFITS USING SHUNGITE [patent_app_type] => utility [patent_app_number] => 17/267600 [patent_app_country] => US [patent_app_date] => 2019-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4598 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17267600 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/267600
PROCESS FOR PREPARATION OF WATER HAVING THERAPEUTIC BENEFITS USING SHUNGITE Aug 9, 2019 Abandoned
Array ( [id] => 19504884 [patent_doc_number] => 12116295 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Catalytic oxidation system and process for selective cyanide removal [patent_app_type] => utility [patent_app_number] => 17/269852 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2774 [patent_no_of_claims] => 6 [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] => 17269852 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/269852
Catalytic oxidation system and process for selective cyanide removal Aug 8, 2019 Issued
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