Search

Krishnan S. Menon

Examiner (ID: 3853, Phone: (571)272-1143 , Office: P/1777 )

Most Active Art Unit
1777
Art Unit(s)
1797, 1723, 1777
Total Applications
2571
Issued Applications
1385
Pending Applications
270
Abandoned Applications
959

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20505211 [patent_doc_number] => 12539473 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => Roller for chain and scraper assembly [patent_app_type] => utility [patent_app_number] => 18/277882 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 1160 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18277882 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/277882
Roller for chain and scraper assembly Feb 21, 2022 Issued
Array ( [id] => 20505211 [patent_doc_number] => 12539473 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => Roller for chain and scraper assembly [patent_app_type] => utility [patent_app_number] => 18/277882 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 1160 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18277882 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/277882
Roller for chain and scraper assembly Feb 21, 2022 Issued
Array ( [id] => 19815436 [patent_doc_number] => 20250073643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => MULTI-ELEMENT FILTRATION VESSEL [patent_app_type] => utility [patent_app_number] => 18/560046 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18560046 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/560046
MULTI-ELEMENT FILTRATION VESSEL Feb 14, 2022 Pending
Array ( [id] => 17749447 [patent_doc_number] => 20220227651 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => COMPOSITIONS AND METHODS FOR TREATING AND RECLAIMING PAINT FLUSH WASTE [patent_app_type] => utility [patent_app_number] => 17/650725 [patent_app_country] => US [patent_app_date] => 2022-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2893 [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] => 17650725 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/650725
COMPOSITIONS AND METHODS FOR TREATING AND RECLAIMING PAINT FLUSH WASTE Feb 10, 2022 Abandoned
Array ( [id] => 17626189 [patent_doc_number] => 20220161204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => DURABLE MEMBRANES, THEIR PREPARATION AND USE [patent_app_type] => utility [patent_app_number] => 17/666706 [patent_app_country] => US [patent_app_date] => 2022-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13373 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17666706 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/666706
DURABLE MEMBRANES, THEIR PREPARATION AND USE Feb 7, 2022 Abandoned
Array ( [id] => 17720744 [patent_doc_number] => 20220213464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => HIERARCHICAL MAGNETIC NANOPARTICLE-ENZYME MESOPOROUS ASSEMBLIES EMBEDDED IN MACROPOROUS SCAFFOLDS [patent_app_type] => utility [patent_app_number] => 17/587006 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15744 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17587006 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/587006
Hierarchical magnetic nanoparticle-enzyme mesoporous assemblies embedded in macroporous scaffolds Jan 27, 2022 Issued
Array ( [id] => 19638492 [patent_doc_number] => 12169097 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-17 [patent_title] => Centrifugal sand drying system and method of use [patent_app_type] => utility [patent_app_number] => 17/582909 [patent_app_country] => US [patent_app_date] => 2022-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1338 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [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] => 17582909 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/582909
Centrifugal sand drying system and method of use Jan 23, 2022 Issued
Array ( [id] => 17750759 [patent_doc_number] => 20220228964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => Device, System and Method For The Detection and Screening of Plastic Microparticles [patent_app_type] => utility [patent_app_number] => 17/579515 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17579515 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/579515
Device, system and method for the detection and screening of plastic microparticles Jan 18, 2022 Issued
Array ( [id] => 17577436 [patent_doc_number] => 20220134291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => LITHIUM EXTRACTION COMPOSITE FOR RECOVERY OF LITHIUM FROM BRINES, AND PROCESS OF USING SAID COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/572773 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14821 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17572773 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572773
Lithium extraction composite for recovery of lithium from brines, and process of using said composition Jan 10, 2022 Issued
Array ( [id] => 17563019 [patent_doc_number] => 20220127168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => INTEGRATED POWER SYSTEM [patent_app_type] => utility [patent_app_number] => 17/571456 [patent_app_country] => US [patent_app_date] => 2022-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7246 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17571456 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/571456
Integrated power system Jan 7, 2022 Issued
Array ( [id] => 18829976 [patent_doc_number] => 20230398500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => NON-DESTRUCTIVE METHOD FOR DETERMINING THE RESIDUAL HOLDING CAPACITY OF AN ADSORBENT FILTER AND ASSOCIATED TEST BENCH [patent_app_type] => utility [patent_app_number] => 18/260855 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 456 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18260855 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/260855
Non-destructive method for determining the residual holding capacity of an adsorbent filter and associated test bench Jan 5, 2022 Issued
Array ( [id] => 18986797 [patent_doc_number] => 20240058766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => METHOD FOR IMPROVING THE AIRTIGHTNESS OF BUILDINGS USING A BIOPOLYMER-BASED MEMBRANE [patent_app_type] => utility [patent_app_number] => 18/260436 [patent_app_country] => US [patent_app_date] => 2022-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4159 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18260436 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/260436
METHOD FOR IMPROVING THE AIRTIGHTNESS OF BUILDINGS USING A BIOPOLYMER-BASED MEMBRANE Jan 3, 2022 Pending
Array ( [id] => 20563554 [patent_doc_number] => 12566160 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-03 [patent_title] => Pillar structures [patent_app_type] => utility [patent_app_number] => 18/254054 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18254054 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/254054
Pillar structures Dec 28, 2021 Issued
Array ( [id] => 19462837 [patent_doc_number] => 20240316506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => DEVICE AND METHOD FOR SEPARATING PARTICLES IN A LIQUID, KIT CONTAINING THE DEVICE, AND APPLICATIONS OF THE DEVICE [patent_app_type] => utility [patent_app_number] => 18/259516 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7704 [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] => 18259516 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/259516
DEVICE AND METHOD FOR SEPARATING PARTICLES IN A LIQUID, KIT CONTAINING THE DEVICE, AND APPLICATIONS OF THE DEVICE Dec 27, 2021 Pending
Array ( [id] => 19049749 [patent_doc_number] => 20240091718 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => REVERSE OSMOSIS COMPOSITE MEMBRANE WITH AN ULTRATHIN DESALTING LAYER AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/257230 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3404 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18257230 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257230
Reverse osmosis composite membrane with an ultrathin desalting layer and preparation method thereof Dec 20, 2021 Issued
Array ( [id] => 18970811 [patent_doc_number] => 20240050903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => METHOD FOR CLEANING A FILTER MODULE, AND FILTER MODULE FOR CARRYING OUT SAID METHOD [patent_app_type] => utility [patent_app_number] => 18/268249 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5672 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18268249 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/268249
METHOD FOR CLEANING A FILTER MODULE, AND FILTER MODULE FOR CARRYING OUT SAID METHOD Dec 20, 2021 Pending
Array ( [id] => 17533750 [patent_doc_number] => 20220112359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => THERMOPLASTIC COMPOSITIONS, METHODS, APPARATUS, AND USES [patent_app_type] => utility [patent_app_number] => 17/556664 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9842 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -51 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17556664 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/556664
THERMOPLASTIC COMPOSITIONS, METHODS, APPARATUS, AND USES Dec 19, 2021 Pending
Array ( [id] => 19962729 [patent_doc_number] => 12332222 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-06-17 [patent_title] => Liquid chromatography method for compounds having a sulfate group [patent_app_type] => utility [patent_app_number] => 17/555470 [patent_app_country] => US [patent_app_date] => 2021-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17555470 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/555470
Liquid chromatography method for compounds having a sulfate group Dec 18, 2021 Issued
Array ( [id] => 19066054 [patent_doc_number] => 20240100480 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => PROCESS FOR PRE-TREATING RENEWABLE FEEDSTOCKS [patent_app_type] => utility [patent_app_number] => 18/253809 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7056 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18253809 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/253809
PROCESS FOR PRE-TREATING RENEWABLE FEEDSTOCKS Dec 15, 2021 Pending
Array ( [id] => 17519623 [patent_doc_number] => 20220105471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => EXTRUDED THIN WALL POLYETHER BLOCK AMIDE MEMBRANE TUBING AND MODULE [patent_app_type] => utility [patent_app_number] => 17/552965 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6781 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17552965 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/552965
EXTRUDED THIN WALL POLYETHER BLOCK AMIDE MEMBRANE TUBING AND MODULE Dec 15, 2021 Abandoned
Menu