Search

Bret P. Chen

Examiner (ID: 8113, Phone: (571)272-1417 , Office: P/1715 )

Most Active Art Unit
1715
Art Unit(s)
1718, 1792, 1715, 1762, 1112, 1754
Total Applications
2247
Issued Applications
1759
Pending Applications
177
Abandoned Applications
348

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17199107 [patent_doc_number] => 20210339201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => SEPARATION SYSTEMS, ELEMENTS, AND METHODS FOR SEPARATION UTILIZING STACKED MEMBRANES AND SPACERS [patent_app_type] => utility [patent_app_number] => 17/375932 [patent_app_country] => US [patent_app_date] => 2021-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17375932 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/375932
Separation systems, elements, and methods for separation utilizing stacked membranes and spacers Jul 13, 2021 Issued
Array ( [id] => 17184233 [patent_doc_number] => 20210331118 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => THREE-DIMENSIONAL FEED SPACERS WITH TPMS ARCHITECTURES FOR MEMBRANE-BASED SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/368583 [patent_app_country] => US [patent_app_date] => 2021-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7128 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17368583 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/368583
Three-dimensional feed spacers with TPMS architectures for membrane-based systems Jul 5, 2021 Issued
Array ( [id] => 18581694 [patent_doc_number] => 20230263948 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => DIALYSIS SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/015030 [patent_app_country] => US [patent_app_date] => 2021-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5419 [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] => 18015030 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/015030
DIALYSIS SYSTEMS Jul 4, 2021 Pending
Array ( [id] => 17185928 [patent_doc_number] => 20210332813 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => CASSETTE SYSTEM INTEGRATED APPARATUS [patent_app_type] => utility [patent_app_number] => 17/366609 [patent_app_country] => US [patent_app_date] => 2021-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27117 [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] => 17366609 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/366609
Cassette system integrated apparatus Jul 1, 2021 Issued
Array ( [id] => 17741533 [patent_doc_number] => 11389581 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-07-19 [patent_title] => Blood processing apparatus and method for preventing cancer metastasis [patent_app_type] => utility [patent_app_number] => 17/362470 [patent_app_country] => US [patent_app_date] => 2021-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7649 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17362470 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/362470
Blood processing apparatus and method for preventing cancer metastasis Jun 28, 2021 Issued
Array ( [id] => 18550889 [patent_doc_number] => 20230248890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => DEVICES FOR PERITONEAL DIALYSATE ANALYSIS [patent_app_type] => utility [patent_app_number] => 18/003205 [patent_app_country] => US [patent_app_date] => 2021-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9349 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18003205 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/003205
DEVICES FOR PERITONEAL DIALYSATE ANALYSIS Jun 27, 2021 Pending
Array ( [id] => 18467150 [patent_doc_number] => 20230201431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => Electrical Isolation Devices, Methods and Systems [patent_app_type] => utility [patent_app_number] => 17/922207 [patent_app_country] => US [patent_app_date] => 2021-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6813 [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] => 17922207 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/922207
Electrical Isolation Devices, Methods and Systems Jun 22, 2021 Issued
Array ( [id] => 18611008 [patent_doc_number] => 20230277738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => DIALYSIS SYSTEM AND METHOD INCLUDING A FLOW PATH INSULATOR [patent_app_type] => utility [patent_app_number] => 18/018944 [patent_app_country] => US [patent_app_date] => 2021-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18018944 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/018944
DIALYSIS SYSTEM AND METHOD INCLUDING A FLOW PATH INSULATOR Jun 22, 2021 Pending
Array ( [id] => 20479436 [patent_doc_number] => 12527901 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Automated peritoneal dialysis using bellows [patent_app_type] => utility [patent_app_number] => 18/008270 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 18 [patent_no_of_words] => 8017 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18008270 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/008270
Automated peritoneal dialysis using bellows Jun 2, 2021 Issued
Array ( [id] => 20214491 [patent_doc_number] => 12411137 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Virus collection matrix [patent_app_type] => utility [patent_app_number] => 17/336883 [patent_app_country] => US [patent_app_date] => 2021-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17336883 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/336883
Virus collection matrix Jun 1, 2021 Issued
Array ( [id] => 19938975 [patent_doc_number] => 12311089 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Multi-functional peritoneal dialysis mobile cart [patent_app_type] => utility [patent_app_number] => 17/331158 [patent_app_country] => US [patent_app_date] => 2021-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 5824 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17331158 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/331158
Multi-functional peritoneal dialysis mobile cart May 25, 2021 Issued
Array ( [id] => 18434510 [patent_doc_number] => 20230181804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => PERITONEAL DIALYSIS USING PRESSURIZED CHAMBER [patent_app_type] => utility [patent_app_number] => 17/927141 [patent_app_country] => US [patent_app_date] => 2021-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11430 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17927141 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/927141
Peritoneal dialysis using pressurized chamber May 24, 2021 Issued
Array ( [id] => 20142883 [patent_doc_number] => 12377200 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Peritoneal dialysis using pressurized cylinder [patent_app_type] => utility [patent_app_number] => 17/927135 [patent_app_country] => US [patent_app_date] => 2021-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3283 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17927135 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/927135
Peritoneal dialysis using pressurized cylinder May 24, 2021 Issued
Array ( [id] => 18752571 [patent_doc_number] => 20230355849 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => KIT AND METHOD FOR REDUCTION OF COMPONENTS IN A BLOOD-RELATED MEDIUM [patent_app_type] => utility [patent_app_number] => 17/923383 [patent_app_country] => US [patent_app_date] => 2021-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6047 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17923383 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/923383
KIT AND METHOD FOR REDUCTION OF COMPONENTS IN A BLOOD-RELATED MEDIUM May 5, 2021 Pending
Array ( [id] => 17213248 [patent_doc_number] => 20210346584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => PORTABLE PLATELET APHERESIS SYSTEM [patent_app_type] => utility [patent_app_number] => 17/313830 [patent_app_country] => US [patent_app_date] => 2021-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16552 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [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] => 17313830 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/313830
Portable platelet apheresis system May 5, 2021 Issued
Array ( [id] => 17981328 [patent_doc_number] => 20220347364 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => NON-INTRUSIVE FLOW SENSOR [patent_app_type] => utility [patent_app_number] => 17/306090 [patent_app_country] => US [patent_app_date] => 2021-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4694 [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] => 17306090 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/306090
Non-intrusive flow sensor May 2, 2021 Issued
Array ( [id] => 17005394 [patent_doc_number] => 20210236555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => Red Blood Cell Products and the Storage of Red Blood Cells in Containers Free of Phthalate Plasticizer [patent_app_type] => utility [patent_app_number] => 17/238804 [patent_app_country] => US [patent_app_date] => 2021-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6419 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 17238804 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/238804
Red blood cell products and the storage of red blood cells in containers free of phthalate plasticizer Apr 22, 2021 Issued
Array ( [id] => 18389999 [patent_doc_number] => 20230158217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => EXTRACORPOREAL BLOOD TREATMENT DEVICE [patent_app_type] => utility [patent_app_number] => 17/920406 [patent_app_country] => US [patent_app_date] => 2021-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3875 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17920406 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/920406
Extracorporeal blood treatment device Apr 20, 2021 Issued
Array ( [id] => 18418694 [patent_doc_number] => 20230173153 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => MEASUREMENT AND AUTOMATED PERITONEAL DIALYSIS APPARATUS AND METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 17/920584 [patent_app_country] => US [patent_app_date] => 2021-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4286 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17920584 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/920584
Measurement and automated peritoneal dialysis apparatus and method therefor Apr 19, 2021 Issued
Array ( [id] => 19310699 [patent_doc_number] => 12036493 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Water cooler filter with secure bayonet-type connection [patent_app_type] => utility [patent_app_number] => 17/233297 [patent_app_country] => US [patent_app_date] => 2021-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4665 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17233297 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/233297
Water cooler filter with secure bayonet-type connection Apr 15, 2021 Issued
Menu