Search

Krishnan S. Menon

Examiner (ID: 18402, Phone: (571)272-1143 , Office: P/1777 )

Most Active Art Unit
1777
Art Unit(s)
1777, 1797, 1723
Total Applications
2559
Issued Applications
1379
Pending Applications
277
Abandoned Applications
953

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18830722 [patent_doc_number] => 20230399246 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => SYSTEM AND METHOD FOR ENHANCING THE CAPACITY OF AN ADSORPTIVE MEDIA TO REMOVE PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A FLOW OF LIQUID CONTAMINATED WITH PFAS AND AT LEAST ONE PRECURSOR [patent_app_type] => utility [patent_app_number] => 18/332399 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5374 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -46 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18332399 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332399
SYSTEM AND METHOD FOR ENHANCING THE CAPACITY OF AN ADSORPTIVE MEDIA TO REMOVE PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A FLOW OF LIQUID CONTAMINATED WITH PFAS AND AT LEAST ONE PRECURSOR Jun 8, 2023 Pending
Array ( [id] => 18829979 [patent_doc_number] => 20230398503 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => ULTRATHIN MEMBRANES FOR NANOSCALE PORES AND CHANNELS [patent_app_type] => utility [patent_app_number] => 18/332593 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4617 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18332593 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332593
ULTRATHIN MEMBRANES FOR NANOSCALE PORES AND CHANNELS Jun 8, 2023 Pending
Array ( [id] => 18829969 [patent_doc_number] => 20230398493 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => SYSTEM FOR REVERSE OSMOSIS AND FOR PRESSURE RETARDED OSMOSIS [patent_app_type] => utility [patent_app_number] => 18/330401 [patent_app_country] => US [patent_app_date] => 2023-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11755 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18330401 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/330401
SYSTEM FOR REVERSE OSMOSIS AND FOR PRESSURE RETARDED OSMOSIS Jun 6, 2023 Pending
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] => 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] => 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] => 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 Pending
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] => 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
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