Search

Roy P. Rabindranath

Examiner (ID: 18735, Phone: (571)270-5722 , Office: P/2691 )

Most Active Art Unit
2691
Art Unit(s)
2618, 2621, 2691, 2629, 2623
Total Applications
717
Issued Applications
599
Pending Applications
29
Abandoned Applications
106

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18747378 [patent_doc_number] => 11806669 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Variable and self-regulating permeate recycling in organophilic nanofiltration [patent_app_type] => utility [patent_app_number] => 17/549709 [patent_app_country] => US [patent_app_date] => 2021-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8088 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 317 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17549709 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/549709
Variable and self-regulating permeate recycling in organophilic nanofiltration Dec 12, 2021 Issued
Array ( [id] => 19883304 [patent_doc_number] => 12268990 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Reverse osmosis filter system [patent_app_type] => utility [patent_app_number] => 17/544894 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 8959 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17544894 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/544894
Reverse osmosis filter system Dec 6, 2021 Issued
Array ( [id] => 17482502 [patent_doc_number] => 20220090006 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => AUGMENTED BIOCONTAINMENT MATERIALS AND AUGMENTED BIOCONTAINMENT ENCLOSURES [patent_app_type] => utility [patent_app_number] => 17/538241 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5524 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17538241 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/538241
AUGMENTED BIOCONTAINMENT MATERIALS AND AUGMENTED BIOCONTAINMENT ENCLOSURES Nov 29, 2021 Abandoned
Array ( [id] => 17627080 [patent_doc_number] => 20220162095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => WATER PURIFIER AND WATER PURIFICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/455669 [patent_app_country] => US [patent_app_date] => 2021-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3379 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17455669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/455669
Water purifier and water purification system Nov 18, 2021 Issued
Array ( [id] => 18374528 [patent_doc_number] => 20230149607 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => SODIUM AND BICARBONATE CONTROL [patent_app_type] => utility [patent_app_number] => 17/529809 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8000 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17529809 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/529809
Sodium and bicarbonate control Nov 17, 2021 Issued
Array ( [id] => 17626181 [patent_doc_number] => 20220161196 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => FILTER APPARATUS WITH VENTED CORE, ELECTROSTATIC DISCHARGE MITIGATION, OR BOTH [patent_app_type] => utility [patent_app_number] => 17/527870 [patent_app_country] => US [patent_app_date] => 2021-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13044 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17527870 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/527870
FILTER APPARATUS WITH VENTED CORE, ELECTROSTATIC DISCHARGE MITIGATION, OR BOTH Nov 15, 2021 Pending
Array ( [id] => 18362433 [patent_doc_number] => 20230144024 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => SYSTEM AND METHOD FOR SEPARATING SOLVENT FROM A FLUID [patent_app_type] => utility [patent_app_number] => 17/522076 [patent_app_country] => US [patent_app_date] => 2021-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3942 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17522076 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/522076
System and method for separating solvent from a fluid Nov 8, 2021 Issued
Array ( [id] => 18350221 [patent_doc_number] => 20230138332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => REVERSE OSMOSIS FILTER RAM APPARATUS, SYSTEMS, AND METHODS OF USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/518051 [patent_app_country] => US [patent_app_date] => 2021-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17518051 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/518051
Reverse osmosis filter ram apparatus, systems, and methods of using the same Nov 2, 2021 Issued
Array ( [id] => 19424141 [patent_doc_number] => 12083534 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Hierarchical silica lamella for magnetic nucleic acid extractions [patent_app_type] => utility [patent_app_number] => 17/518183 [patent_app_country] => US [patent_app_date] => 2021-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 10800 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17518183 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/518183
Hierarchical silica lamella for magnetic nucleic acid extractions Nov 2, 2021 Issued
Array ( [id] => 17577431 [patent_doc_number] => 20220134286 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => FIELD FLOW FRACTIONATOR [patent_app_type] => utility [patent_app_number] => 17/517664 [patent_app_country] => US [patent_app_date] => 2021-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2767 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17517664 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/517664
Field flow fractionator Nov 1, 2021 Issued
Array ( [id] => 19903201 [patent_doc_number] => 12280188 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Apparatus for extracorporeal blood treatment [patent_app_type] => utility [patent_app_number] => 17/502145 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 14249 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17502145 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/502145
Apparatus for extracorporeal blood treatment Oct 14, 2021 Issued
Array ( [id] => 17369745 [patent_doc_number] => 20220024797 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => IN-SITU RESOURCE UTILIZATION-DERIVED WATER PURIFICATION AND HYDROGEN AND OXYGEN PRODUCTION [patent_app_type] => utility [patent_app_number] => 17/495424 [patent_app_country] => US [patent_app_date] => 2021-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12276 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17495424 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/495424
In-situ resource utilization-derived water purification and hydrogen and oxygen production Oct 5, 2021 Issued
Array ( [id] => 17406314 [patent_doc_number] => 11247177 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-02-15 [patent_title] => Swirling flow generator for membrane distillation [patent_app_type] => utility [patent_app_number] => 17/489028 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 11021 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17489028 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/489028
Swirling flow generator for membrane distillation Sep 28, 2021 Issued
Array ( [id] => 18707998 [patent_doc_number] => 20230330582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/025406 [patent_app_country] => US [patent_app_date] => 2021-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12258 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18025406 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025406
Filter holding device, developing device, process cartridge, and image forming apparatus Sep 21, 2021 Issued
Array ( [id] => 17540129 [patent_doc_number] => 11305234 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-04-19 [patent_title] => Supercoil filtration unit [patent_app_type] => utility [patent_app_number] => 17/476944 [patent_app_country] => US [patent_app_date] => 2021-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 7613 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17476944 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/476944
Supercoil filtration unit Sep 15, 2021 Issued
Array ( [id] => 17459174 [patent_doc_number] => 20220072478 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => CELL RETENTION DEVICE [patent_app_type] => utility [patent_app_number] => 17/468094 [patent_app_country] => US [patent_app_date] => 2021-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17468094 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/468094
Cell retention device Sep 6, 2021 Issued
Array ( [id] => 18894198 [patent_doc_number] => 20240009683 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => FLOTATION METHOD AND FLOTATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/267113 [patent_app_country] => US [patent_app_date] => 2021-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6513 [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] => 18267113 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/267113
FLOTATION METHOD AND FLOTATION SYSTEM Aug 23, 2021 Pending
Array ( [id] => 18222576 [patent_doc_number] => 20230061570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => HOUSED CONSUMABLE FOR USE WITH MOLECULAR WEIGHT FILTRATION SYSTEM AND APPARATUS [patent_app_type] => utility [patent_app_number] => 17/410750 [patent_app_country] => US [patent_app_date] => 2021-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10626 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17410750 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/410750
HOUSED CONSUMABLE FOR USE WITH MOLECULAR WEIGHT FILTRATION SYSTEM AND APPARATUS Aug 23, 2021 Abandoned
Array ( [id] => 18243201 [patent_doc_number] => 20230075512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => WATER TREATMENT USING CHITOSAN-GRAFT-ITACONIC ACID-ALUMINUM OXIDE NANOCOMPOSITES [patent_app_type] => utility [patent_app_number] => 17/409332 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7944 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17409332 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/409332
Water treatment using chitosan-graft-itaconic acid-aluminum oxide nanocomposites Aug 22, 2021 Issued
Array ( [id] => 18785139 [patent_doc_number] => 20230372874 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => DEVICE FOR SUBSTANCE EXCHANGE AND METHOD FOR THE PRODUCTION THEREOF [patent_app_type] => utility [patent_app_number] => 18/028329 [patent_app_country] => US [patent_app_date] => 2021-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6525 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18028329 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/028329
DEVICE FOR SUBSTANCE EXCHANGE AND METHOD FOR THE PRODUCTION THEREOF Aug 18, 2021 Pending
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