Search

Igor Kershteyn

Examiner (ID: 16203, Phone: (571)272-4817 , Office: P/3745 )

Most Active Art Unit
3745
Art Unit(s)
3745
Total Applications
2781
Issued Applications
2523
Pending Applications
44
Abandoned Applications
227

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20121510 [patent_doc_number] => 20250236541 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => Methods and Systems of Iodine Capture from Aqueous Solutions [patent_app_type] => utility [patent_app_number] => 19/175661 [patent_app_country] => US [patent_app_date] => 2025-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 36920 [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] => 19175661 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/175661
Methods and Systems of Iodine Capture from Aqueous Solutions Apr 9, 2025 Issued
Array ( [id] => 20309032 [patent_doc_number] => 20250326661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => METHOD AND SYSTEM FOR TREATING WASTEWATER FROM THERMAL POWER PLANT [patent_app_type] => utility [patent_app_number] => 19/062089 [patent_app_country] => US [patent_app_date] => 2025-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1827 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 461 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19062089 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/062089
METHOD AND SYSTEM FOR TREATING WASTEWATER FROM THERMAL POWER PLANT Feb 24, 2025 Abandoned
Array ( [id] => 20093262 [patent_doc_number] => 20250223198 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-10 [patent_title] => HUMIC AND FULVIC BLACK WATER BASED BEVERAGE FOR HUMAN CONSUMPTION [patent_app_type] => utility [patent_app_number] => 19/056715 [patent_app_country] => US [patent_app_date] => 2025-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10956 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 19056715 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/056715
HUMIC AND FULVIC BLACK WATER BASED BEVERAGE FOR HUMAN CONSUMPTION Feb 17, 2025 Pending
Array ( [id] => 19707105 [patent_doc_number] => 20250017247 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => METHOD FOR EXTRACTING OILS FROM SAUCES WHILE SIMULTANEOUSLY DETERMINING FAT CONTENT, PEROXIDE VALUE, AND ACID VALUE [patent_app_type] => utility [patent_app_number] => 18/899337 [patent_app_country] => US [patent_app_date] => 2024-09-27 [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] => -6 [patent_words_short_claim] => 635 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18899337 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/899337
Method for extracting oils from sauces while simultaneously determining fat content, peroxide value, and acid value Sep 26, 2024 Issued
Array ( [id] => 19832192 [patent_doc_number] => 20250083978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => Destruction of PFAS Via an Oxidation Process and Apparatus Suitable for Transportation to Contaminated Sites [patent_app_type] => utility [patent_app_number] => 18/822354 [patent_app_country] => US [patent_app_date] => 2024-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10437 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18822354 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/822354
Destruction of PFAS Via an Oxidation Process and Apparatus Suitable for Transportation to Contaminated Sites Sep 1, 2024 Pending
Array ( [id] => 19778413 [patent_doc_number] => 12227437 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-02-18 [patent_title] => Water treatment system using reverse osmosis process for high salinity low temperature water [patent_app_type] => utility [patent_app_number] => 18/789434 [patent_app_country] => US [patent_app_date] => 2024-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4948 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18789434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/789434
Water treatment system using reverse osmosis process for high salinity low temperature water Jul 29, 2024 Issued
Array ( [id] => 19709134 [patent_doc_number] => 20250019276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => Methods and Systems of Iodine Capture from Aqueous Solutions [patent_app_type] => utility [patent_app_number] => 18/771337 [patent_app_country] => US [patent_app_date] => 2024-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 42261 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18771337 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/771337
Methods and systems of iodine capture from aqueous solutions Jul 11, 2024 Issued
Array ( [id] => 19528014 [patent_doc_number] => 20240351916 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => Modified Activated Carbon and Methods of Using Same [patent_app_type] => utility [patent_app_number] => 18/761948 [patent_app_country] => US [patent_app_date] => 2024-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2920 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18761948 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/761948
Modified Activated Carbon and Methods of Using Same Jul 1, 2024 Pending
Array ( [id] => 19447701 [patent_doc_number] => 20240307831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => REVERSE OSMOSIS MEMBRANE AND METHOD OF PRODUCING THE SAME [patent_app_type] => utility [patent_app_number] => 18/675188 [patent_app_country] => US [patent_app_date] => 2024-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18675188 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/675188
REVERSE OSMOSIS MEMBRANE AND METHOD OF PRODUCING THE SAME May 27, 2024 Abandoned
Array ( [id] => 19447701 [patent_doc_number] => 20240307831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => REVERSE OSMOSIS MEMBRANE AND METHOD OF PRODUCING THE SAME [patent_app_type] => utility [patent_app_number] => 18/675188 [patent_app_country] => US [patent_app_date] => 2024-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18675188 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/675188
REVERSE OSMOSIS MEMBRANE AND METHOD OF PRODUCING THE SAME May 27, 2024 Abandoned
Array ( [id] => 19599685 [patent_doc_number] => 20240390565 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => MODULAR ASSEMBLY FOR A PORTABLE HEMODIALYSIS SYSTEM [patent_app_type] => utility [patent_app_number] => 18/672292 [patent_app_country] => US [patent_app_date] => 2024-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20498 [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] => 18672292 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/672292
MODULAR ASSEMBLY FOR A PORTABLE HEMODIALYSIS SYSTEM May 22, 2024 Pending
Array ( [id] => 19744392 [patent_doc_number] => 20250032957 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => FRACTIONATOR ANNULAR DRAIN APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/660103 [patent_app_country] => US [patent_app_date] => 2024-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11185 [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] => 18660103 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/660103
FRACTIONATOR ANNULAR DRAIN APPARATUS AND METHOD May 8, 2024 Pending
Array ( [id] => 19402325 [patent_doc_number] => 20240285836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => HEMODIALYSIS SYSTEM INCLUDING A DISPOSABLE SET AND A DIALYSIS INSTRUMENT [patent_app_type] => utility [patent_app_number] => 18/656202 [patent_app_country] => US [patent_app_date] => 2024-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10811 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18656202 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/656202
HEMODIALYSIS SYSTEM INCLUDING A DISPOSABLE SET AND A DIALYSIS INSTRUMENT May 5, 2024 Pending
Array ( [id] => 19402325 [patent_doc_number] => 20240285836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => HEMODIALYSIS SYSTEM INCLUDING A DISPOSABLE SET AND A DIALYSIS INSTRUMENT [patent_app_type] => utility [patent_app_number] => 18/656202 [patent_app_country] => US [patent_app_date] => 2024-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10811 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18656202 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/656202
HEMODIALYSIS SYSTEM INCLUDING A DISPOSABLE SET AND A DIALYSIS INSTRUMENT May 5, 2024 Pending
Array ( [id] => 19343766 [patent_doc_number] => 20240252729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => APPARATUS FOR TRENDING AUTOMATED PERITONEAL DIALYSIS TREATMENTS [patent_app_type] => utility [patent_app_number] => 18/629612 [patent_app_country] => US [patent_app_date] => 2024-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18327 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18629612 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/629612
Apparatus for trending automated peritoneal dialysis treatments Apr 7, 2024 Issued
Array ( [id] => 19343766 [patent_doc_number] => 20240252729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => APPARATUS FOR TRENDING AUTOMATED PERITONEAL DIALYSIS TREATMENTS [patent_app_type] => utility [patent_app_number] => 18/629612 [patent_app_country] => US [patent_app_date] => 2024-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18327 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18629612 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/629612
Apparatus for trending automated peritoneal dialysis treatments Apr 7, 2024 Issued
Array ( [id] => 19667365 [patent_doc_number] => 12180091 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-31 [patent_title] => Filtration system self cleaning mechanism [patent_app_type] => utility [patent_app_number] => 18/627072 [patent_app_country] => US [patent_app_date] => 2024-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 39 [patent_no_of_words] => 13325 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 12 [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] => 18627072 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/627072
Filtration system self cleaning mechanism Apr 3, 2024 Issued
Array ( [id] => 19550878 [patent_doc_number] => 12134574 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => OAE system with controlled acid neutralization [patent_app_type] => utility [patent_app_number] => 18/620819 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 18 [patent_no_of_words] => 12635 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18620819 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/620819
OAE system with controlled acid neutralization Mar 27, 2024 Issued
Array ( [id] => 19359668 [patent_doc_number] => 20240261702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => SYSTEMS, DEVICES, AND METHODS FOR SYMPHASIC CLOSED-CYCLE HEAT EXCHANGE [patent_app_type] => utility [patent_app_number] => 18/617579 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21620 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -41 [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] => 18617579 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/617579
SYSTEMS, DEVICES, AND METHODS FOR SYMPHASIC CLOSED-CYCLE HEAT EXCHANGE Mar 25, 2024 Pending
Array ( [id] => 20108710 [patent_doc_number] => 12359419 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Stormwater biofiltration system and method [patent_app_type] => utility [patent_app_number] => 18/600734 [patent_app_country] => US [patent_app_date] => 2024-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 2120 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18600734 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/600734
Stormwater biofiltration system and method Mar 9, 2024 Issued
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