Search

David Ton

Examiner (ID: 465, Phone: (571)272-3828 , Office: P/2117 )

Most Active Art Unit
2117
Art Unit(s)
2138, 2782, 2133, 2117, 2317, 2784
Total Applications
1397
Issued Applications
1295
Pending Applications
31
Abandoned Applications
75

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19447767 [patent_doc_number] => 20240307897 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => SHOWER SYSTEM [patent_app_type] => utility [patent_app_number] => 18/678977 [patent_app_country] => US [patent_app_date] => 2024-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18678977 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/678977
SHOWER SYSTEM May 29, 2024 Pending
Array ( [id] => 19171403 [patent_doc_number] => 20240157377 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => DIGITAL RAIN SHOWERHEAD [patent_app_type] => utility [patent_app_number] => 18/419074 [patent_app_country] => US [patent_app_date] => 2024-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5790 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18419074 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/419074
DIGITAL RAIN SHOWERHEAD Jan 21, 2024 Pending
Array ( [id] => 19397678 [patent_doc_number] => 12072032 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-27 [patent_title] => Pressure relief valve with bi-directional seat [patent_app_type] => utility [patent_app_number] => 18/341002 [patent_app_country] => US [patent_app_date] => 2023-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 8792 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 18341002 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/341002
Pressure relief valve with bi-directional seat Jun 25, 2023 Issued
Array ( [id] => 19425777 [patent_doc_number] => 12085181 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Dual poppet pressure relief valve with vacuum adaptor capability [patent_app_type] => utility [patent_app_number] => 18/202882 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 4785 [patent_no_of_claims] => 25 [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] => 18202882 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/202882
Dual poppet pressure relief valve with vacuum adaptor capability May 25, 2023 Issued
Array ( [id] => 18596328 [patent_doc_number] => 20230271119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => BYPASS VALVE WITH VARIABLE FILTER [patent_app_type] => utility [patent_app_number] => 18/313006 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6456 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18313006 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/313006
Bypass valve with variable filter May 4, 2023 Issued
Array ( [id] => 18567642 [patent_doc_number] => 20230257977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => DUAL AIR ADMITTANCE VALVE [patent_app_type] => utility [patent_app_number] => 18/138089 [patent_app_country] => US [patent_app_date] => 2023-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9686 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18138089 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/138089
Dual air admittance valve Apr 22, 2023 Issued
Array ( [id] => 19668320 [patent_doc_number] => 12181056 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Passive backflow prevention apparatus and associated toilet system and method [patent_app_type] => utility [patent_app_number] => 18/298989 [patent_app_country] => US [patent_app_date] => 2023-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 7212 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18298989 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/298989
Passive backflow prevention apparatus and associated toilet system and method Apr 10, 2023 Issued
Array ( [id] => 19904718 [patent_doc_number] => 12281716 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Flow control valve [patent_app_type] => utility [patent_app_number] => 18/132706 [patent_app_country] => US [patent_app_date] => 2023-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 2455 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18132706 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/132706
Flow control valve Apr 9, 2023 Issued
Array ( [id] => 19492072 [patent_doc_number] => 12110771 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Gas lift valve remanufacturing process and apparatus produced thereby [patent_app_type] => utility [patent_app_number] => 18/107603 [patent_app_country] => US [patent_app_date] => 2023-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 22 [patent_no_of_words] => 8396 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18107603 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/107603
Gas lift valve remanufacturing process and apparatus produced thereby Feb 8, 2023 Issued
Array ( [id] => 19361678 [patent_doc_number] => 20240263712 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => DUAL UNION DRAIN VALVE WITH REVERSIBLE CHECK INSERTS [patent_app_type] => utility [patent_app_number] => 18/107287 [patent_app_country] => US [patent_app_date] => 2023-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3065 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18107287 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/107287
Dual union drain valve with reversible check inserts Feb 7, 2023 Issued
Array ( [id] => 18530772 [patent_doc_number] => 20230235843 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => SAFE SERVICE FITTING [patent_app_type] => utility [patent_app_number] => 18/154988 [patent_app_country] => US [patent_app_date] => 2023-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15087 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18154988 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/154988
Safe service fitting Jan 15, 2023 Issued
Array ( [id] => 19282465 [patent_doc_number] => 20240218940 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => UTILIZING ELASTIC SENSING ELEMENTS AS A MONITORING TECHNIQUE FOR EARLY FAULT DETECTION OF CONTROL VALVE DIAPHRAGM FAILURE [patent_app_type] => utility [patent_app_number] => 18/147523 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7245 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18147523 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/147523
Utilizing elastic sensing elements as a monitoring technique for early fault detection of control valve diaphragm failure Dec 27, 2022 Issued
Array ( [id] => 19374480 [patent_doc_number] => 12066037 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-08-20 [patent_title] => Siphon pipe-row crop irrigation system and method [patent_app_type] => utility [patent_app_number] => 18/146977 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 38 [patent_no_of_words] => 6847 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18146977 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/146977
Siphon pipe-row crop irrigation system and method Dec 26, 2022 Issued
Array ( [id] => 18322160 [patent_doc_number] => 20230120288 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => UNIBODY BYPASS PLUNGER AND VALVE CAGE [patent_app_type] => utility [patent_app_number] => 18/084376 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9894 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084376 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084376
Unibody bypass plunger and valve cage Dec 18, 2022 Issued
Array ( [id] => 19121631 [patent_doc_number] => 11965603 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Systems and methods for providing surge relief [patent_app_type] => utility [patent_app_number] => 18/082775 [patent_app_country] => US [patent_app_date] => 2022-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5542 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18082775 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/082775
Systems and methods for providing surge relief Dec 15, 2022 Issued
Array ( [id] => 19668336 [patent_doc_number] => 12181072 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Pressure relief valve with damper [patent_app_type] => utility [patent_app_number] => 17/990362 [patent_app_country] => US [patent_app_date] => 2022-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 5507 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [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] => 17990362 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/990362
Pressure relief valve with damper Nov 17, 2022 Issued
Array ( [id] => 18996473 [patent_doc_number] => 11913306 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-02-27 [patent_title] => Ball cage insert with reduced wear, reduced pressure drop, and enhanced performance characteristics [patent_app_type] => utility [patent_app_number] => 18/053933 [patent_app_country] => US [patent_app_date] => 2022-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 37 [patent_no_of_words] => 8859 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18053933 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/053933
Ball cage insert with reduced wear, reduced pressure drop, and enhanced performance characteristics Nov 8, 2022 Issued
Array ( [id] => 18252941 [patent_doc_number] => 20230079980 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => NOISE ABATEMENT IN A VENTURI VALVE [patent_app_type] => utility [patent_app_number] => 17/980815 [patent_app_country] => US [patent_app_date] => 2022-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10627 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17980815 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/980815
Noise abatement in a venturi valve Nov 3, 2022 Issued
Array ( [id] => 19128153 [patent_doc_number] => 20240133506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => Coupling for Connecting Two Sections of Piping with Water Trap [patent_app_type] => utility [patent_app_number] => 17/971872 [patent_app_country] => US [patent_app_date] => 2022-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6500 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17971872 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/971872
Coupling for connecting two sections of piping with water trap Oct 23, 2022 Issued
Array ( [id] => 19128153 [patent_doc_number] => 20240133506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => Coupling for Connecting Two Sections of Piping with Water Trap [patent_app_type] => utility [patent_app_number] => 17/971872 [patent_app_country] => US [patent_app_date] => 2022-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6500 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17971872 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/971872
Coupling for connecting two sections of piping with water trap Oct 23, 2022 Issued
Menu