Search

Krishnan S. Menon

Examiner (ID: 13721, Phone: (571)272-1143 , Office: P/1777 )

Most Active Art Unit
1777
Art Unit(s)
1723, 1797, 1777, 1771
Total Applications
2587
Issued Applications
1401
Pending Applications
259
Abandoned Applications
960

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18843126 [patent_doc_number] => 20230405530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => ROTARY FILTER SYSTEM, A ROTARY FILTER DEVICE AND A SEPARATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/205425 [patent_app_country] => US [patent_app_date] => 2023-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15529 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18205425 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/205425
ROTARY FILTER SYSTEM, A ROTARY FILTER DEVICE AND A SEPARATION SYSTEM Jun 1, 2023 Pending
Array ( [id] => 19921819 [patent_doc_number] => 12296079 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Preserving sorbent devices in dialysis systems [patent_app_type] => utility [patent_app_number] => 18/321291 [patent_app_country] => US [patent_app_date] => 2023-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 28 [patent_no_of_words] => 8819 [patent_no_of_claims] => 22 [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] => 18321291 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/321291
Preserving sorbent devices in dialysis systems May 21, 2023 Issued
Array ( [id] => 18785920 [patent_doc_number] => 20230373824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => Destruction of Perfluorosulfonic Acids (PFSAs) via Supercritical Water Oxidation [patent_app_type] => utility [patent_app_number] => 18/200506 [patent_app_country] => US [patent_app_date] => 2023-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8396 [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] => 18200506 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/200506
Destruction of Perfluorosulfonic Acids (PFSAs) via Supercritical Water Oxidation May 21, 2023 Pending
Array ( [id] => 18673570 [patent_doc_number] => 20230311070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => SURFACE-TREATED POROUS MATERIALS HAVING FILTRATION PROPERTIES AND METHODS OF PREPARING THEM [patent_app_type] => utility [patent_app_number] => 18/199840 [patent_app_country] => US [patent_app_date] => 2023-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3759 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18199840 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/199840
SURFACE-TREATED POROUS MATERIALS HAVING FILTRATION PROPERTIES AND METHODS OF PREPARING THEM May 18, 2023 Pending
Array ( [id] => 18785143 [patent_doc_number] => 20230372880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => POROUS MEMBRANE COMPOSITES WITH CROSSLINKED FLUORINATED IONOMER [patent_app_type] => utility [patent_app_number] => 18/199802 [patent_app_country] => US [patent_app_date] => 2023-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12089 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18199802 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/199802
POROUS MEMBRANE COMPOSITES WITH CROSSLINKED FLUORINATED IONOMER May 18, 2023 Pending
Array ( [id] => 18785142 [patent_doc_number] => 20230372879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => HYDROPHILIC MEMBRANES FOR FILTRATION [patent_app_type] => utility [patent_app_number] => 18/199204 [patent_app_country] => US [patent_app_date] => 2023-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5502 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18199204 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/199204
HYDROPHILIC MEMBRANES FOR FILTRATION May 17, 2023 Pending
Array ( [id] => 19233554 [patent_doc_number] => 20240190746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => MODULARIZED FLUORIDE-CONTAINING WASTEWATER TREATING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/319300 [patent_app_country] => US [patent_app_date] => 2023-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10273 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18319300 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/319300
MODULARIZED FLUORIDE-CONTAINING WASTEWATER TREATING APPARATUS May 16, 2023 Abandoned
Array ( [id] => 19586218 [patent_doc_number] => 20240383775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => DISCRETE VAPOR COMPRESSION DISTILLATION URINE PROCESSOR ASSEMBLY AND METHOD OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/317604 [patent_app_country] => US [patent_app_date] => 2023-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4440 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18317604 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/317604
DISCRETE VAPOR COMPRESSION DISTILLATION URINE PROCESSOR ASSEMBLY AND METHOD OF USE THEREOF May 14, 2023 Pending
Array ( [id] => 18807409 [patent_doc_number] => 20230381742 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => POROUS MEMBRANE INCLUDING PERFLUOROALKOXY ALKANE (PFA)-BASED MELT-EXTRUDED FILM AND HAVING PORES CONTROLLED BY BIAXIAL STRETCHING, AND MANUFACTURING METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/195722 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4136 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18195722 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/195722
Porous membrane including perfluoroalkoxy alkane (PFA)-based melt-extruded film and having pores controlled by biaxial stretching, and manufacturing method therefor May 9, 2023 Issued
Array ( [id] => 18754602 [patent_doc_number] => 20230358026 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => DEVICE FOR DRAIN FILTRATION AND/OR HAIR COLLECTION AND EJECTING WASTE OBJECTS [patent_app_type] => utility [patent_app_number] => 18/143600 [patent_app_country] => US [patent_app_date] => 2023-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5383 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18143600 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/143600
DEVICE FOR DRAIN FILTRATION AND/OR HAIR COLLECTION AND EJECTING WASTE OBJECTS May 3, 2023 Pending
Array ( [id] => 18627097 [patent_doc_number] => 20230285909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => CARBON NANOMEMBRANES ON POROUS MATERIALS [patent_app_type] => utility [patent_app_number] => 18/140274 [patent_app_country] => US [patent_app_date] => 2023-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18140274 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/140274
CARBON NANOMEMBRANES ON POROUS MATERIALS Apr 26, 2023 Abandoned
Array ( [id] => 18611257 [patent_doc_number] => 20230277988 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => HYBRID MEMBRANE FOR GAS SEPARATION [patent_app_type] => utility [patent_app_number] => 18/307498 [patent_app_country] => US [patent_app_date] => 2023-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9522 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18307498 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/307498
Hybrid membrane for gas separation Apr 25, 2023 Issued
Array ( [id] => 20120794 [patent_doc_number] => 20250235825 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => SYSTEMS AND METHODS FOR OSMOTICALLY ASSISTED REVERSE OSMOSIS CONFIGURATIONS [patent_app_type] => utility [patent_app_number] => 18/833448 [patent_app_country] => US [patent_app_date] => 2023-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8218 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18833448 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/833448
SYSTEMS AND METHODS FOR OSMOTICALLY ASSISTED REVERSE OSMOSIS CONFIGURATIONS Apr 20, 2023 Pending
Array ( [id] => 19730375 [patent_doc_number] => 12208362 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Nanoporous selective sol-gel ceramic membranes [patent_app_type] => utility [patent_app_number] => 18/297534 [patent_app_country] => US [patent_app_date] => 2023-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 34 [patent_no_of_words] => 17481 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18297534 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/297534
Nanoporous selective sol-gel ceramic membranes Apr 6, 2023 Issued
Array ( [id] => 19290681 [patent_doc_number] => 12030022 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-09 [patent_title] => Multilayered wire mesh-supported membranes for separation applications [patent_app_type] => utility [patent_app_number] => 18/183255 [patent_app_country] => US [patent_app_date] => 2023-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4657 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18183255 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/183255
Multilayered wire mesh-supported membranes for separation applications Mar 13, 2023 Issued
Array ( [id] => 19939204 [patent_doc_number] => 12311319 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Filtration membrane unit, holder holding same, filtration system including filtration membrane unit and holder, and filtration treatment apparatus including plurality of filtration systems [patent_app_type] => utility [patent_app_number] => 18/849413 [patent_app_country] => US [patent_app_date] => 2023-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7991 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18849413 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/849413
Filtration membrane unit, holder holding same, filtration system including filtration membrane unit and holder, and filtration treatment apparatus including plurality of filtration systems Mar 7, 2023 Issued
Array ( [id] => 19431388 [patent_doc_number] => 20240299886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => POLYPYRROLE CERAMIC-POLYMERIC POROUS MEMBRANE FOR SEPARATING AN OIL AND WATER MIXTURE [patent_app_type] => utility [patent_app_number] => 18/179791 [patent_app_country] => US [patent_app_date] => 2023-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7800 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18179791 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/179791
Polypyrrole ceramic-polymeric porous membrane for separating an oil and water mixture Mar 6, 2023 Issued
Array ( [id] => 18628014 [patent_doc_number] => 20230286834 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => PREPARATION AND APPLICATION OF GRADIENT LONG-EFFECTIVE CATALYTIC MEMBRANE WITH HIGH-STRENGTH AND ANTI-DEPOSITION PROPERTY [patent_app_type] => utility [patent_app_number] => 18/117445 [patent_app_country] => US [patent_app_date] => 2023-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5836 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18117445 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/117445
Preparation and application of gradient long-effective catalytic membrane with high-strength and anti-deposition property Mar 4, 2023 Issued
Array ( [id] => 18648007 [patent_doc_number] => 20230293790 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => SYSTEMS, DEVICES, AND METHODS FOR EXTRACORPOREAL REMOVAL OF CARBON DIOXIDE [patent_app_type] => utility [patent_app_number] => 18/116092 [patent_app_country] => US [patent_app_date] => 2023-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17274 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18116092 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/116092
Systems, devices, and methods for extracorporeal removal of carbon dioxide Feb 28, 2023 Issued
Array ( [id] => 18596138 [patent_doc_number] => 20230270929 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => SYSTEMS AND METHODS FOR INDUCING PLUG FLOW DURING FLUID SEPARATION USING AIR [patent_app_type] => utility [patent_app_number] => 18/174926 [patent_app_country] => US [patent_app_date] => 2023-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13922 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18174926 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/174926
Systems and methods for inducing plug flow during fluid separation using air Feb 26, 2023 Issued
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