Search

Lee S. Cohen

Examiner (ID: 2123, Phone: (571)272-4763 , Office: P/3739 )

Most Active Art Unit
3739
Art Unit(s)
3311, 3794, 3305, 3736, 3739, 0
Total Applications
3720
Issued Applications
3008
Pending Applications
173
Abandoned Applications
543

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20402168 [patent_doc_number] => 12492135 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Layered double hydroxide crystal, anion adsorbent, and method for producing layered double hydroxide crystal [patent_app_type] => utility [patent_app_number] => 17/633682 [patent_app_country] => US [patent_app_date] => 2020-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [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] => 17633682 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/633682
Layered double hydroxide crystal, anion adsorbent, and method for producing layered double hydroxide crystal Aug 19, 2020 Issued
Array ( [id] => 17850860 [patent_doc_number] => 20220280901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => LITHIUM ION CONDUCTOR-POLYMER-CERAMIC MEMBRANE [patent_app_type] => utility [patent_app_number] => 17/634726 [patent_app_country] => US [patent_app_date] => 2020-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17634726 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/634726
LITHIUM ION CONDUCTOR-POLYMER-CERAMIC MEMBRANE Aug 11, 2020 Pending
Array ( [id] => 19142017 [patent_doc_number] => 20240140839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => COMPOSITIONS AND METHODS FOR TREATING WASTEWATER [patent_app_type] => utility [patent_app_number] => 17/632897 [patent_app_country] => US [patent_app_date] => 2020-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17632897 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/632897
Compositions and methods for treating wastewater Aug 5, 2020 Issued
Array ( [id] => 17749446 [patent_doc_number] => 20220227650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => INTEGRATED BORON REMOVAL AND FLOCCULATION PROCESS FOR TREATING FRACTURING WASTEWATER [patent_app_type] => utility [patent_app_number] => 17/616443 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17616443 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/616443
Integrated boron removal and flocculation process for treating fracturing wastewater Aug 4, 2020 Issued
Array ( [id] => 17403283 [patent_doc_number] => 20220045374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => METHOD FOR SEPARATING INDIVIDUAL CATHODE-ACTIVE MATERIALS FROM LI-ION BATTERIES [patent_app_type] => utility [patent_app_number] => 16/985028 [patent_app_country] => US [patent_app_date] => 2020-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4686 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16985028 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/985028
Method for separating individual cathode-active materials from li-ion batteries Aug 3, 2020 Issued
Array ( [id] => 19948252 [patent_doc_number] => 12319599 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Liquid pods for recirculating water systems [patent_app_type] => utility [patent_app_number] => 17/632413 [patent_app_country] => US [patent_app_date] => 2020-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17632413 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/632413
Liquid pods for recirculating water systems Aug 3, 2020 Issued
Array ( [id] => 16620149 [patent_doc_number] => 20210038802 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => SYSTEM AND METHOD FOR IRRADIATING BIOLOGICAL FLUIDS [patent_app_type] => utility [patent_app_number] => 16/945411 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6716 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16945411 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/945411
System and method for irradiating biological fluids Jul 30, 2020 Issued
Array ( [id] => 18056877 [patent_doc_number] => 20220387963 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => Filter Material for Water Treatment [patent_app_type] => utility [patent_app_number] => 17/631690 [patent_app_country] => US [patent_app_date] => 2020-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6077 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17631690 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/631690
Filter Material for Water Treatment Jul 28, 2020 Pending
Array ( [id] => 17242344 [patent_doc_number] => 20210362087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => NON-CIRCULAR FILTER CORE AND ROLLING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 16/941078 [patent_app_country] => US [patent_app_date] => 2020-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5244 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16941078 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/941078
NON-CIRCULAR FILTER CORE AND ROLLING METHOD THEREOF Jul 27, 2020 Abandoned
Array ( [id] => 16435817 [patent_doc_number] => 20200353142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => APPARATUS AND METHOD FOR DETERMINING A PARAMETER INDICATIVE OF THE PROGRESS OF AN EXTRACORPOREAL BLOOD TREATMENT [patent_app_type] => utility [patent_app_number] => 16/936648 [patent_app_country] => US [patent_app_date] => 2020-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15860 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16936648 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/936648
Apparatus and method for determining a parameter indicative of the progress of an extracorporeal blood treatment Jul 22, 2020 Issued
Array ( [id] => 17776405 [patent_doc_number] => 20220242754 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => Fine Bubble Generator And Water Treatment Device [patent_app_type] => utility [patent_app_number] => 17/606383 [patent_app_country] => US [patent_app_date] => 2020-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5059 [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] => 17606383 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/606383
Fine Bubble Generator And Water Treatment Device Jul 21, 2020 Pending
Array ( [id] => 19839333 [patent_doc_number] => 12251693 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Surface modified membranes [patent_app_type] => utility [patent_app_number] => 17/638242 [patent_app_country] => US [patent_app_date] => 2020-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9372 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 17638242 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/638242
Surface modified membranes Jul 20, 2020 Issued
Array ( [id] => 16640961 [patent_doc_number] => 10918782 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-16 [patent_title] => Systems and methods for plasma separation and UV irradiation [patent_app_type] => utility [patent_app_number] => 16/931480 [patent_app_country] => US [patent_app_date] => 2020-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9033 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 444 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16931480 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/931480
Systems and methods for plasma separation and UV irradiation Jul 16, 2020 Issued
Array ( [id] => 17696220 [patent_doc_number] => 11369923 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Water conditioning systems [patent_app_type] => utility [patent_app_number] => 16/929827 [patent_app_country] => US [patent_app_date] => 2020-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 19 [patent_no_of_words] => 13380 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16929827 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/929827
Water conditioning systems Jul 14, 2020 Issued
Array ( [id] => 20437728 [patent_doc_number] => 12508552 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Filter comprising a silicone carbide separator layer [patent_app_type] => utility [patent_app_number] => 17/627441 [patent_app_country] => US [patent_app_date] => 2020-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 6050 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17627441 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/627441
Filter comprising a silicone carbide separator layer Jul 9, 2020 Issued
Array ( [id] => 16397625 [patent_doc_number] => 20200338483 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => Liquid dispenser [patent_app_type] => utility [patent_app_number] => 16/923865 [patent_app_country] => US [patent_app_date] => 2020-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13644 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16923865 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/923865
Liquid dispenser Jul 7, 2020 Issued
Array ( [id] => 18718735 [patent_doc_number] => 11796071 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Diaphragm filter [patent_app_type] => utility [patent_app_number] => 16/922620 [patent_app_country] => US [patent_app_date] => 2020-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3328 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16922620 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/922620
Diaphragm filter Jul 6, 2020 Issued
Array ( [id] => 16390014 [patent_doc_number] => 20200330955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-22 [patent_title] => PROCESS FOR PRODUCING A CALCIUM PHOSPHATE REACTANT, REACTANT OBTAINED AND USE THEREOF IN THE PURIFICATION OF LIQUID EFFLUENTS [patent_app_type] => utility [patent_app_number] => 16/920796 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10834 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16920796 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/920796
Process for producing a calcium phosphate reactant, reactant obtained and use thereof in the purification of liquid effluents Jul 5, 2020 Issued
Array ( [id] => 17633949 [patent_doc_number] => 11344655 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-31 [patent_title] => Holographic control system for hemodialysis [patent_app_type] => utility [patent_app_number] => 16/914588 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6499 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16914588 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/914588
Holographic control system for hemodialysis Jun 28, 2020 Issued
Array ( [id] => 18733336 [patent_doc_number] => 11802059 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-31 [patent_title] => Decontaminant, carbon/polymer composite, decontamination sheet member and filter medium [patent_app_type] => utility [patent_app_number] => 16/910899 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 19 [patent_no_of_words] => 18499 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 20 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910899 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910899
Decontaminant, carbon/polymer composite, decontamination sheet member and filter medium Jun 23, 2020 Issued
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