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Olga V. Tcherkasskaya

Examiner (ID: 4730, Phone: (571)270-3672 , Office: P/1615 )

Most Active Art Unit
1615
Art Unit(s)
1615
Total Applications
934
Issued Applications
465
Pending Applications
121
Abandoned Applications
382

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20047632 [patent_doc_number] => 20250185854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => BATHTUB SAFETY GATE [patent_app_type] => utility [patent_app_number] => 18/967578 [patent_app_country] => US [patent_app_date] => 2024-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18967578 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/967578
Bathtub safety gate Dec 2, 2024 Issued
Array ( [id] => 20178165 [patent_doc_number] => 20250262123 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => EMERGENCY EYE WASH [patent_app_type] => utility [patent_app_number] => 18/994433 [patent_app_country] => US [patent_app_date] => 2024-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19401 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18994433 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/994433
EMERGENCY EYE WASH Sep 23, 2024 Pending
Array ( [id] => 20493060 [patent_doc_number] => 12534925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Low frequency noise reduction methods and devices [patent_app_type] => utility [patent_app_number] => 18/888116 [patent_app_country] => US [patent_app_date] => 2024-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 31 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18888116 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/888116
Low frequency noise reduction methods and devices Sep 16, 2024 Issued
Array ( [id] => 19752590 [patent_doc_number] => 20250041155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => FACIAL BATHING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/789130 [patent_app_country] => US [patent_app_date] => 2024-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18789130 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/789130
FACIAL BATHING ASSEMBLY Jul 29, 2024 Pending
Array ( [id] => 19480096 [patent_doc_number] => 20240328138 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => TILE-ON RIM TOILET [patent_app_type] => utility [patent_app_number] => 18/742268 [patent_app_country] => US [patent_app_date] => 2024-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4968 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18742268 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/742268
TILE-ON RIM TOILET Jun 12, 2024 Pending
Array ( [id] => 19390077 [patent_doc_number] => 20240279947 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => RETURN CHANNEL FOR A SURF POOL [patent_app_type] => utility [patent_app_number] => 18/654442 [patent_app_country] => US [patent_app_date] => 2024-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5122 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18654442 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/654442
Return channel for a surf pool May 2, 2024 Issued
Array ( [id] => 20286649 [patent_doc_number] => 20250311892 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => BATHTUB WITH REVERSIBLE SIDE PANEL [patent_app_type] => utility [patent_app_number] => 18/627549 [patent_app_country] => US [patent_app_date] => 2024-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18627549 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/627549
BATHTUB WITH REVERSIBLE SIDE PANEL Apr 4, 2024 Pending
Array ( [id] => 20122015 [patent_doc_number] => 20250237046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => Washbasins and Construction Assemblies for the Manufacture of Washbasins [patent_app_type] => utility [patent_app_number] => 18/623639 [patent_app_country] => US [patent_app_date] => 2024-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18623639 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/623639
Washbasins and Construction Assemblies for the Manufacture of Washbasins Mar 31, 2024 Pending
Array ( [id] => 19282177 [patent_doc_number] => 20240218651 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => FLUSH TOILET [patent_app_type] => utility [patent_app_number] => 18/609959 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4708 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18609959 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/609959
FLUSH TOILET Mar 18, 2024 Pending
Array ( [id] => 19882967 [patent_doc_number] => 12268649 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Foot spa with disposable pump [patent_app_type] => utility [patent_app_number] => 18/607621 [patent_app_country] => US [patent_app_date] => 2024-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 1871 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18607621 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/607621
Foot spa with disposable pump Mar 17, 2024 Issued
Array ( [id] => 19449491 [patent_doc_number] => 20240309621 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => FITTING [patent_app_type] => utility [patent_app_number] => 18/604869 [patent_app_country] => US [patent_app_date] => 2024-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2292 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18604869 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/604869
FITTING Mar 13, 2024 Pending
Array ( [id] => 19480097 [patent_doc_number] => 20240328139 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => URINAL [patent_app_type] => utility [patent_app_number] => 18/590991 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7768 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18590991 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/590991
URINAL Feb 28, 2024 Pending
Array ( [id] => 19418986 [patent_doc_number] => 20240295109 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => SYSTEM AND METHOD FOR UTILIZING GRAY WATER TO FLUSH A TOILET [patent_app_type] => utility [patent_app_number] => 18/590459 [patent_app_country] => US [patent_app_date] => 2024-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3272 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18590459 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/590459
SYSTEM AND METHOD FOR UTILIZING GRAY WATER TO FLUSH A TOILET Feb 27, 2024 Pending
Array ( [id] => 19282211 [patent_doc_number] => 20240218685 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => PRE-ASSEMBLED STOCK TANK POOL WITH FILTER PUMP SYSTEM AND OPTIONAL HEATER UNIT [patent_app_type] => utility [patent_app_number] => 18/400178 [patent_app_country] => US [patent_app_date] => 2023-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3939 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18400178 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/400178
PRE-ASSEMBLED STOCK TANK POOL WITH FILTER PUMP SYSTEM AND OPTIONAL HEATER UNIT Dec 28, 2023 Pending
Array ( [id] => 19809897 [patent_doc_number] => 12241271 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-03-04 [patent_title] => Cord adjusting assembly [patent_app_type] => utility [patent_app_number] => 18/540741 [patent_app_country] => US [patent_app_date] => 2023-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4431 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18540741 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/540741
Cord adjusting assembly Dec 13, 2023 Issued
Array ( [id] => 19234334 [patent_doc_number] => 20240191527 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => ADAPTIVE EXPERIENCE AND WAVE GENERATION [patent_app_type] => utility [patent_app_number] => 18/537663 [patent_app_country] => US [patent_app_date] => 2023-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18537663 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/537663
ADAPTIVE EXPERIENCE AND WAVE GENERATION Dec 11, 2023 Pending
Array ( [id] => 19113383 [patent_doc_number] => 20240125133 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => Prefabricated/Modular Sauna [patent_app_type] => utility [patent_app_number] => 18/487016 [patent_app_country] => US [patent_app_date] => 2023-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9831 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18487016 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/487016
Prefabricated/modular sauna Oct 12, 2023 Issued
Array ( [id] => 19345782 [patent_doc_number] => 20240254745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => MOBILE CLEANING AND DISPOSAL CLEANOUT SINK SYSTEM CONFIGURED FOR USE WITH EXISTING CLEANOUT PLUMBING [patent_app_type] => utility [patent_app_number] => 18/466634 [patent_app_country] => US [patent_app_date] => 2023-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18466634 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/466634
MOBILE CLEANING AND DISPOSAL CLEANOUT SINK SYSTEM CONFIGURED FOR USE WITH EXISTING CLEANOUT PLUMBING Sep 12, 2023 Pending
Array ( [id] => 19940709 [patent_doc_number] => 12312831 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Pool cover [patent_app_type] => utility [patent_app_number] => 18/360994 [patent_app_country] => US [patent_app_date] => 2023-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2590 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18360994 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/360994
Pool cover Jul 27, 2023 Issued
Array ( [id] => 18740165 [patent_doc_number] => 20230349141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => TOILET SEAT ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/348189 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17173 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18348189 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/348189
Toilet seat assembly Jul 5, 2023 Issued
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