Search

Pranav N. Patel

Examiner (ID: 70, Phone: (571)272-5142 , Office: P/1777 )

Most Active Art Unit
1777
Art Unit(s)
1777, 1779
Total Applications
798
Issued Applications
488
Pending Applications
98
Abandoned Applications
233

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20567188 [patent_doc_number] => 20260061106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-05 [patent_title] => METHODS OF REMOVING PARTICLES BY PLASMAPHERESIS [patent_app_type] => utility [patent_app_number] => 19/381974 [patent_app_country] => US [patent_app_date] => 2025-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22911 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19381974 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/381974
METHODS OF REMOVING PARTICLES BY PLASMAPHERESIS Nov 5, 2025 Pending
Array ( [id] => 20519156 [patent_doc_number] => 20260043260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-12 [patent_title] => POOL ROBOT AND AUTOMATIC UNDERWATER SPREADING METHOD [patent_app_type] => utility [patent_app_number] => 19/366504 [patent_app_country] => US [patent_app_date] => 2025-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22270 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 19366504 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/366504
POOL ROBOT AND AUTOMATIC UNDERWATER SPREADING METHOD Oct 21, 2025 Pending
Array ( [id] => 20406448 [patent_doc_number] => 20250375557 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => Cell Processing System And Method With Preliminary Process Evaluation [patent_app_type] => utility [patent_app_number] => 19/309370 [patent_app_country] => US [patent_app_date] => 2025-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19309370 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/309370
Cell Processing System And Method With Preliminary Process Evaluation Aug 24, 2025 Pending
Array ( [id] => 20498801 [patent_doc_number] => 20260028259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-29 [patent_title] => POWDERED ACTIVATED CARBON (PAC) ENHANCED ACTIVATED SLUDGE SYSTEM FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A FLOW OF WASTEWATER AND/OR LANDFILL LEACHATE [patent_app_type] => utility [patent_app_number] => 18/781383 [patent_app_country] => US [patent_app_date] => 2024-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18781383 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/781383
POWDERED ACTIVATED CARBON (PAC) ENHANCED ACTIVATED SLUDGE SYSTEM FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A FLOW OF WASTEWATER AND/OR LANDFILL LEACHATE Jul 22, 2024 Pending
Array ( [id] => 19571680 [patent_doc_number] => 20240375972 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => PROCESSES FOR RECOVERING LITHIUM VALUES FROM LITHIUM-CONTAINING BRINES [patent_app_type] => utility [patent_app_number] => 18/781703 [patent_app_country] => US [patent_app_date] => 2024-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9738 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [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] => 18781703 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/781703
Processes for recovering lithium values from lithium-containing brines Jul 22, 2024 Issued
Array ( [id] => 20485359 [patent_doc_number] => 20260021557 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-22 [patent_title] => APPARATUS AND METHOD FOR PROCESSING POLISHING SLURRY [patent_app_type] => utility [patent_app_number] => 18/778359 [patent_app_country] => US [patent_app_date] => 2024-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18778359 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/778359
APPARATUS AND METHOD FOR PROCESSING POLISHING SLURRY Jul 18, 2024 Pending
Array ( [id] => 19542979 [patent_doc_number] => 20240360015 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => WATER TREATMENT METHOD FOR ADSORBING METAL IONS [patent_app_type] => utility [patent_app_number] => 18/768193 [patent_app_country] => US [patent_app_date] => 2024-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8022 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18768193 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/768193
Water treatment method for adsorbing metal ions Jul 9, 2024 Issued
Array ( [id] => 19542978 [patent_doc_number] => 20240360014 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => METAL ION REMOVAL METHOD [patent_app_type] => utility [patent_app_number] => 18/767289 [patent_app_country] => US [patent_app_date] => 2024-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8028 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18767289 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/767289
Metal ion removal method Jul 8, 2024 Issued
Array ( [id] => 19510974 [patent_doc_number] => 20240342660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => ELECTRONIC DEVICE FOR CONTROLLING HOLLOW-FIBER MEMBRANE FOULING REDUCTION SYSTEM, SYSTEM COMPRISING SAME, AND CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 18/757499 [patent_app_country] => US [patent_app_date] => 2024-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6229 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18757499 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/757499
ELECTRONIC DEVICE FOR CONTROLLING HOLLOW-FIBER MEMBRANE FOULING REDUCTION SYSTEM, SYSTEM COMPRISING SAME, AND CONTROL METHOD Jun 27, 2024 Pending
Array ( [id] => 19527076 [patent_doc_number] => 20240350978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => HIGH REJECTION SPIRAL WOUND ELEMENTS WITH PROTECTIVE FEATURES [patent_app_type] => utility [patent_app_number] => 18/751125 [patent_app_country] => US [patent_app_date] => 2024-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6422 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18751125 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751125
High rejection spiral wound elements with protective features Jun 20, 2024 Issued
Array ( [id] => 19599974 [patent_doc_number] => 20240390854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => PRESSURE RETARDED OSMOSIS SYSTEM [patent_app_type] => utility [patent_app_number] => 18/665888 [patent_app_country] => US [patent_app_date] => 2024-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4558 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18665888 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/665888
PRESSURE RETARDED OSMOSIS SYSTEM May 15, 2024 Pending
Array ( [id] => 19388323 [patent_doc_number] => 20240278193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => ZEOLITE MEMBRANE COMPLEX AND MEMBRANE REACTOR [patent_app_type] => utility [patent_app_number] => 18/641521 [patent_app_country] => US [patent_app_date] => 2024-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18641521 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/641521
ZEOLITE MEMBRANE COMPLEX AND MEMBRANE REACTOR Apr 21, 2024 Pending
Array ( [id] => 20255196 [patent_doc_number] => 12427530 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Method and apparatus for self-contained fluid cleaning apparatus [patent_app_type] => utility [patent_app_number] => 18/637521 [patent_app_country] => US [patent_app_date] => 2024-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 28608 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18637521 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/637521
Method and apparatus for self-contained fluid cleaning apparatus Apr 16, 2024 Issued
Array ( [id] => 19331604 [patent_doc_number] => 20240246034 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => TANGENTIAL FLOW FILTRATION DEVICE FOR PERFUSION APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/624011 [patent_app_country] => US [patent_app_date] => 2024-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8154 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18624011 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/624011
TANGENTIAL FLOW FILTRATION DEVICE FOR PERFUSION APPLICATIONS Mar 31, 2024 Abandoned
Array ( [id] => 20212780 [patent_doc_number] => 12409416 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Filter monitoring system [patent_app_type] => utility [patent_app_number] => 18/619937 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 9790 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18619937 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/619937
Filter monitoring system Mar 27, 2024 Issued
Array ( [id] => 19854736 [patent_doc_number] => 12257549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Method for purifying biological dust suppressant by two-stage ultrafiltration [patent_app_type] => utility [patent_app_number] => 18/603379 [patent_app_country] => US [patent_app_date] => 2024-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2147 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 372 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18603379 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/603379
Method for purifying biological dust suppressant by two-stage ultrafiltration Mar 12, 2024 Issued
Array ( [id] => 19447674 [patent_doc_number] => 20240307804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => KINETIC FILTRATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/600619 [patent_app_country] => US [patent_app_date] => 2024-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7224 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18600619 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/600619
KINETIC FILTRATION DEVICE Mar 7, 2024 Pending
Array ( [id] => 19440201 [patent_doc_number] => 12090429 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-09-17 [patent_title] => Filter device, faucet water purifier and spraying process thereof [patent_app_type] => utility [patent_app_number] => 18/599312 [patent_app_country] => US [patent_app_date] => 2024-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6026 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 376 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18599312 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/599312
Filter device, faucet water purifier and spraying process thereof Mar 7, 2024 Issued
Array ( [id] => 19418289 [patent_doc_number] => 20240294412 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => METHOD AND APPARATUS FOR DESALINATION OF HIGH-SALT AND HIGH-CONCENTRATION ORGANIC WASTEWATER BY COUPLING THREE MEMBRANE SEPARATION TECHNOLOGIES [patent_app_type] => utility [patent_app_number] => 18/592412 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6270 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18592412 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/592412
METHOD AND APPARATUS FOR DESALINATION OF HIGH-SALT AND HIGH-CONCENTRATION ORGANIC WASTEWATER BY COUPLING THREE MEMBRANE SEPARATION TECHNOLOGIES Feb 28, 2024 Pending
Array ( [id] => 19769778 [patent_doc_number] => 20250051204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => MODIFIED MEMBRANE BIOREACTOR(MBR) SYSTEM AND METHOD FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A FLOW OF WASTEWATER AND/OR LANDFILL LEACHATE [patent_app_type] => utility [patent_app_number] => 18/443736 [patent_app_country] => US [patent_app_date] => 2024-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4625 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -38 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18443736 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/443736
MODIFIED MEMBRANE BIOREACTOR(MBR) SYSTEM AND METHOD FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A FLOW OF WASTEWATER AND/OR LANDFILL LEACHATE Feb 15, 2024 Pending
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