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] => 11048459 [patent_doc_number] => 20160245417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-08-25 [patent_title] => 'Dart Valves for Bypass Plungers' [patent_app_type] => utility [patent_app_number] => 15/048491 [patent_app_country] => US [patent_app_date] => 2016-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10052 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15048491 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/048491
Dart valves for bypass plungers Feb 18, 2016 Issued
Array ( [id] => 13388321 [patent_doc_number] => 20180245702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-30 [patent_title] => NOZZLE CHECK VALVE [patent_app_type] => utility [patent_app_number] => 15/553105 [patent_app_country] => US [patent_app_date] => 2016-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3538 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15553105 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/553105
Nozzle check valve Feb 16, 2016 Issued
Array ( [id] => 13592315 [patent_doc_number] => 20180347706 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-06 [patent_title] => Shaft Sealing Device [patent_app_type] => utility [patent_app_number] => 15/761627 [patent_app_country] => US [patent_app_date] => 2016-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4480 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15761627 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/761627
Shaft Sealing Device Feb 14, 2016 Abandoned
Array ( [id] => 11237924 [patent_doc_number] => 09464559 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-10-11 [patent_title] => 'Passive exhaust valve assembly and forming method' [patent_app_type] => utility [patent_app_number] => 15/015299 [patent_app_country] => US [patent_app_date] => 2016-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 23 [patent_no_of_words] => 5048 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15015299 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/015299
Passive exhaust valve assembly and forming method Feb 3, 2016 Issued
Array ( [id] => 11635892 [patent_doc_number] => 09657854 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-05-23 [patent_title] => 'Sliding skirt valve' [patent_app_type] => utility [patent_app_number] => 15/009072 [patent_app_country] => US [patent_app_date] => 2016-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4241 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15009072 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/009072
Sliding skirt valve Jan 27, 2016 Issued
Array ( [id] => 13224277 [patent_doc_number] => 10125908 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-13 [patent_title] => Quick connect fluid coupling with integrated check valve [patent_app_type] => utility [patent_app_number] => 15/005685 [patent_app_country] => US [patent_app_date] => 2016-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 2898 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15005685 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/005685
Quick connect fluid coupling with integrated check valve Jan 24, 2016 Issued
Array ( [id] => 12228121 [patent_doc_number] => 09915357 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-03-13 [patent_title] => 'Actuator with back pressure valve' [patent_app_type] => utility [patent_app_number] => 14/996887 [patent_app_country] => US [patent_app_date] => 2016-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4632 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14996887 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/996887
Actuator with back pressure valve Jan 14, 2016 Issued
Array ( [id] => 16306153 [patent_doc_number] => 10774935 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-15 [patent_title] => Adjustable flow regulator [patent_app_type] => utility [patent_app_number] => 16/063744 [patent_app_country] => US [patent_app_date] => 2016-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4074 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16063744 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/063744
Adjustable flow regulator Jan 13, 2016 Issued
Array ( [id] => 13430065 [patent_doc_number] => 20180266575 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-20 [patent_title] => VALVE DEVICE FOR EXHAUST FLOW PASSAGE [patent_app_type] => utility [patent_app_number] => 15/542295 [patent_app_country] => US [patent_app_date] => 2016-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5947 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15542295 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/542295
Valve device for exhaust flow passage Jan 7, 2016 Issued
Array ( [id] => 14032035 [patent_doc_number] => 10227759 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-12 [patent_title] => Sensor-operated pull-out faucet [patent_app_type] => utility [patent_app_number] => 14/978852 [patent_app_country] => US [patent_app_date] => 2015-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 6577 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14978852 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/978852
Sensor-operated pull-out faucet Dec 21, 2015 Issued
Array ( [id] => 10730503 [patent_doc_number] => 20160076653 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-17 [patent_title] => 'VALVE SEAT APPARATUS FOR USE WITH FLUID VALVES' [patent_app_type] => utility [patent_app_number] => 14/950746 [patent_app_country] => US [patent_app_date] => 2015-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5122 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14950746 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/950746
VALVE SEAT APPARATUS FOR USE WITH FLUID VALVES Nov 23, 2015 Abandoned
Array ( [id] => 10785116 [patent_doc_number] => 20160131273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-05-12 [patent_title] => 'CHECK VALVE AND RECEPTACLE STRUCTURE' [patent_app_type] => utility [patent_app_number] => 14/934182 [patent_app_country] => US [patent_app_date] => 2015-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8620 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14934182 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/934182
Check valve and receptacle structure Nov 5, 2015 Issued
Array ( [id] => 11871909 [patent_doc_number] => 09743653 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-29 [patent_title] => 'Adjustable drain' [patent_app_type] => utility [patent_app_number] => 14/934312 [patent_app_country] => US [patent_app_date] => 2015-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3517 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14934312 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/934312
Adjustable drain Nov 5, 2015 Issued
Array ( [id] => 11312715 [patent_doc_number] => 20160348825 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-01 [patent_title] => 'BURST-PROOF WATER PIPE ADAPTER' [patent_app_type] => utility [patent_app_number] => 14/926621 [patent_app_country] => US [patent_app_date] => 2015-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 836 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14926621 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/926621
BURST-PROOF WATER PIPE ADAPTER Oct 28, 2015 Abandoned
Array ( [id] => 10770762 [patent_doc_number] => 20160116918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-28 [patent_title] => 'THROTTLE VALVE' [patent_app_type] => utility [patent_app_number] => 14/922985 [patent_app_country] => US [patent_app_date] => 2015-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9265 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14922985 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/922985
Throttle valve Oct 25, 2015 Issued
Array ( [id] => 13636213 [patent_doc_number] => 09845062 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-12-19 [patent_title] => Universal sewer inlet fitting [patent_app_type] => utility [patent_app_number] => 14/919479 [patent_app_country] => US [patent_app_date] => 2015-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 24 [patent_no_of_words] => 2685 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [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] => 14919479 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/919479
Universal sewer inlet fitting Oct 20, 2015 Issued
Array ( [id] => 11569487 [patent_doc_number] => 20170108131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-20 [patent_title] => 'CHECK VALVE' [patent_app_type] => utility [patent_app_number] => 14/887826 [patent_app_country] => US [patent_app_date] => 2015-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3913 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14887826 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/887826
CHECK VALVE Oct 19, 2015 Abandoned
Array ( [id] => 16199495 [patent_doc_number] => 10724648 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-28 [patent_title] => Float valve assembly with drag force dependent deactivation [patent_app_type] => utility [patent_app_number] => 15/753163 [patent_app_country] => US [patent_app_date] => 2015-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 7750 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15753163 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/753163
Float valve assembly with drag force dependent deactivation Sep 23, 2015 Issued
Array ( [id] => 11562471 [patent_doc_number] => 09625045 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2017-04-18 [patent_title] => 'Pressure relief valve' [patent_app_type] => utility [patent_app_number] => 14/846909 [patent_app_country] => US [patent_app_date] => 2015-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 46 [patent_no_of_words] => 7470 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14846909 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/846909
Pressure relief valve Sep 6, 2015 Issued
Array ( [id] => 11429836 [patent_doc_number] => 09568146 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2017-02-14 [patent_title] => 'Pressure relief valve' [patent_app_type] => utility [patent_app_number] => 14/846917 [patent_app_country] => US [patent_app_date] => 2015-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 46 [patent_no_of_words] => 7472 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14846917 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/846917
Pressure relief valve Sep 6, 2015 Issued
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