Search

Nancy N. Prasad

Examiner (ID: 11746, Phone: (571)270-3265 , Office: P/3624 )

Most Active Art Unit
3624
Art Unit(s)
3684, 3692, 3624
Total Applications
377
Issued Applications
73
Pending Applications
55
Abandoned Applications
259

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18108458 [patent_doc_number] => 20230001338 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => WATER FILTER [patent_app_type] => utility [patent_app_number] => 17/366014 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17366014 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/366014
Water filter Jun 30, 2021 Issued
Array ( [id] => 17170167 [patent_doc_number] => 20210323837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => SYSTEM AND METHOD OF SOLIDS CONDITIONING IN A FILTRATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/365210 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4829 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17365210 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/365210
System and method of solids conditioning in a filtration system Jun 30, 2021 Issued
Array ( [id] => 18581083 [patent_doc_number] => 20230263334 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Cartridge Extraction Unit For Water Purifier [patent_app_type] => utility [patent_app_number] => 18/003950 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2515 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18003950 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/003950
Cartridge Extraction Unit For Water Purifier Jun 30, 2021 Pending
Array ( [id] => 17169235 [patent_doc_number] => 20210322905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => INTEGRATED MULTIFUNCTIONAL ENDCAP SEAL MEMBER [patent_app_type] => utility [patent_app_number] => 17/360092 [patent_app_country] => US [patent_app_date] => 2021-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5056 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17360092 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/360092
Integrated multifunctional endcap seal member Jun 27, 2021 Issued
Array ( [id] => 17155201 [patent_doc_number] => 20210316252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => Method For Determining A Permeation Property Of Hollow Fibre Membrane Bundles [patent_app_type] => utility [patent_app_number] => 17/358025 [patent_app_country] => US [patent_app_date] => 2021-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11735 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 17358025 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/358025
Method for determining a permeation property of hollow fibre membrane bundles Jun 24, 2021 Issued
Array ( [id] => 18824579 [patent_doc_number] => 11839844 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Filtration devices and associated filter element [patent_app_type] => utility [patent_app_number] => 17/342121 [patent_app_country] => US [patent_app_date] => 2021-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 42 [patent_no_of_words] => 19955 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17342121 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/342121
Filtration devices and associated filter element Jun 7, 2021 Issued
Array ( [id] => 17110495 [patent_doc_number] => 20210291092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => BAG-SHAPED FILTER [patent_app_type] => utility [patent_app_number] => 17/342175 [patent_app_country] => US [patent_app_date] => 2021-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6831 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17342175 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/342175
BAG-SHAPED FILTER Jun 7, 2021 Abandoned
Array ( [id] => 17242334 [patent_doc_number] => 20210362077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => Treatment device for treating fluids, in particular liquid fluids, and treatment element of treatment device [patent_app_type] => utility [patent_app_number] => 17/339214 [patent_app_country] => US [patent_app_date] => 2021-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8783 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17339214 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/339214
Treatment device for treating fluids, in particular liquid fluids, and treatment element of treatment device Jun 3, 2021 Issued
Array ( [id] => 18684174 [patent_doc_number] => 11779884 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Reverse osmosis system and seawater desalination system having the same [patent_app_type] => utility [patent_app_number] => 17/334289 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 7971 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17334289 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/334289
Reverse osmosis system and seawater desalination system having the same May 27, 2021 Issued
Array ( [id] => 18035033 [patent_doc_number] => 20220379248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => MECHANICAL INTERLOCK SYSTEM FOR A FILTER [patent_app_type] => utility [patent_app_number] => 17/333124 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6758 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17333124 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/333124
Mechanical interlock system for a filter May 27, 2021 Issued
Array ( [id] => 17080984 [patent_doc_number] => 20210275990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => STACKED SORBENT ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/330758 [patent_app_country] => US [patent_app_date] => 2021-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12933 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17330758 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/330758
Stacked sorbent assembly May 25, 2021 Issued
Array ( [id] => 17341847 [patent_doc_number] => 20220008178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => DISPOSABLE DENTAL WASTE FILTER DEVICE [patent_app_type] => utility [patent_app_number] => 17/313467 [patent_app_country] => US [patent_app_date] => 2021-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6899 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17313467 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/313467
Disposable dental waste filter device May 5, 2021 Issued
Array ( [id] => 17413067 [patent_doc_number] => 20220047971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => SEALING SYSTEMS AND METHODS FOR A FILTRATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/241463 [patent_app_country] => US [patent_app_date] => 2021-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14813 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17241463 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/241463
Sealing systems and methods for a filtration system Apr 26, 2021 Issued
Array ( [id] => 18684156 [patent_doc_number] => 11779866 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Modular filter manifold [patent_app_type] => utility [patent_app_number] => 17/232780 [patent_app_country] => US [patent_app_date] => 2021-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7864 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17232780 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/232780
Modular filter manifold Apr 15, 2021 Issued
Array ( [id] => 17944701 [patent_doc_number] => 20220331718 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => FILTER ELEMENT [patent_app_type] => utility [patent_app_number] => 17/231611 [patent_app_country] => US [patent_app_date] => 2021-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5637 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17231611 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/231611
Filter element Apr 14, 2021 Issued
Array ( [id] => 17703270 [patent_doc_number] => 20220203276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => REINFORCED SPIN ON RECHARGEABLE FILTER AND RELATED METHOD OF MANUFACTURE [patent_app_type] => utility [patent_app_number] => 17/230740 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9689 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230740 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230740
Reinforced spin on rechargeable filter and related method of manufacture Apr 13, 2021 Issued
Array ( [id] => 18259943 [patent_doc_number] => 11607629 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Indexed filter element for spin on rechargeable filter and related method of use [patent_app_type] => utility [patent_app_number] => 17/230747 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 9689 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230747 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230747
Indexed filter element for spin on rechargeable filter and related method of use Apr 13, 2021 Issued
Array ( [id] => 19317166 [patent_doc_number] => 20240238706 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => FILTER HEAD, FILTER AND FILTER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/554373 [patent_app_country] => US [patent_app_date] => 2021-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16150 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18554373 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/554373
FILTER HEAD, FILTER AND FILTER ASSEMBLY Apr 7, 2021 Pending
Array ( [id] => 17821760 [patent_doc_number] => 11426686 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-08-30 [patent_title] => Fluid filter with under-cap metered fluid shut off assembly [patent_app_type] => utility [patent_app_number] => 17/223150 [patent_app_country] => US [patent_app_date] => 2021-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6574 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17223150 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/223150
Fluid filter with under-cap metered fluid shut off assembly Apr 5, 2021 Issued
Array ( [id] => 18511751 [patent_doc_number] => 20230227942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => SEPARATION OF RARE EARTH ELEMENTS [patent_app_type] => utility [patent_app_number] => 17/995118 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8886 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -70 [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] => 17995118 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/995118
Separation of rare earth elements Mar 31, 2021 Issued
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