Search

Hung K Du

Examiner (ID: 6322, Phone: (571)270-1810 , Office: P/2645 )

Most Active Art Unit
2645
Art Unit(s)
2617, 2647, 2645
Total Applications
327
Issued Applications
159
Pending Applications
0
Abandoned Applications
168

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 10699922 [patent_doc_number] => 20160046069 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-02-18 [patent_title] => 'Process for the Manufacture of an Impermeable Connection Between At Least Two Fluid Carrying Silicone Hose Components and a Fluid Carrying Assembly Manufactured According to Said Process' [patent_app_type] => utility [patent_app_number] => 14/828798 [patent_app_country] => US [patent_app_date] => 2015-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3248 [patent_no_of_claims] => 20 [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] => 14828798 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/828798
Process for the manufacture of an impermeable connection between at least two fluid carrying silicone hose components and a fluid carrying assembly manufactured according to said process Aug 17, 2015 Issued
Array ( [id] => 11443725 [patent_doc_number] => 20170044746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-16 [patent_title] => 'Connecting Structure for Outlet Pipe of Faucet' [patent_app_type] => utility [patent_app_number] => 14/825458 [patent_app_country] => US [patent_app_date] => 2015-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1539 [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] => 14825458 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/825458
Connecting Structure for Outlet Pipe of Faucet Aug 12, 2015 Abandoned
Array ( [id] => 10701358 [patent_doc_number] => 20160047506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-02-18 [patent_title] => 'AIR DUCT COUPLING' [patent_app_type] => utility [patent_app_number] => 14/825969 [patent_app_country] => US [patent_app_date] => 2015-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1481 [patent_no_of_claims] => 19 [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] => 14825969 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/825969
AIR DUCT COUPLING Aug 12, 2015 Abandoned
Array ( [id] => 14733205 [patent_doc_number] => 10385996 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-20 [patent_title] => Tapering couplers for connecting fluid flow components [patent_app_type] => utility [patent_app_number] => 14/824559 [patent_app_country] => US [patent_app_date] => 2015-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 7803 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 439 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14824559 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/824559
Tapering couplers for connecting fluid flow components Aug 11, 2015 Issued
Array ( [id] => 10452993 [patent_doc_number] => 20150338008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-11-26 [patent_title] => 'Multi-Lumen Axial Cryogenic Connector' [patent_app_type] => utility [patent_app_number] => 14/814437 [patent_app_country] => US [patent_app_date] => 2015-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4462 [patent_no_of_claims] => 21 [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] => 14814437 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/814437
Multi-Lumen Axial Cryogenic Connector Jul 29, 2015 Abandoned
Array ( [id] => 14304319 [patent_doc_number] => 10292308 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-14 [patent_title] => Fluid coupling mating apparatus and method [patent_app_type] => utility [patent_app_number] => 14/811757 [patent_app_country] => US [patent_app_date] => 2015-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3164 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14811757 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/811757
Fluid coupling mating apparatus and method Jul 27, 2015 Issued
Array ( [id] => 12040927 [patent_doc_number] => 09819165 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-11-14 [patent_title] => 'Piping conduit adaptor device' [patent_app_type] => utility [patent_app_number] => 14/806828 [patent_app_country] => US [patent_app_date] => 2015-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 4918 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14806828 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/806828
Piping conduit adaptor device Jul 22, 2015 Issued
Array ( [id] => 11396024 [patent_doc_number] => 20170016559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-19 [patent_title] => 'GAS CONNECTOR ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 14/800568 [patent_app_country] => US [patent_app_date] => 2015-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3440 [patent_no_of_claims] => 10 [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] => 14800568 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/800568
GAS CONNECTOR ASSEMBLY Jul 14, 2015 Abandoned
Array ( [id] => 10671891 [patent_doc_number] => 20160018037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-21 [patent_title] => 'Fluid Manifold Assembly' [patent_app_type] => utility [patent_app_number] => 14/799669 [patent_app_country] => US [patent_app_date] => 2015-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 42 [patent_no_of_words] => 2286 [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] => 14799669 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/799669
Fluid Manifold Assembly Jul 14, 2015 Abandoned
Array ( [id] => 14733211 [patent_doc_number] => 10385999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-20 [patent_title] => Fluid coupling devices [patent_app_type] => utility [patent_app_number] => 14/795337 [patent_app_country] => US [patent_app_date] => 2015-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 7198 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [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] => 14795337 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/795337
Fluid coupling devices Jul 8, 2015 Issued
Array ( [id] => 11244007 [patent_doc_number] => 09470044 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2016-10-18 [patent_title] => 'Threaded connection having high galling resistance and method of making same' [patent_app_type] => utility [patent_app_number] => 14/792077 [patent_app_country] => US [patent_app_date] => 2015-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 9034 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14792077 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/792077
Threaded connection having high galling resistance and method of making same Jul 5, 2015 Issued
Array ( [id] => 10400413 [patent_doc_number] => 20150285422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-08 [patent_title] => 'ELBOW FORMED BY CUTTING AND METHOD FOR MANUFACTURING SAME' [patent_app_type] => utility [patent_app_number] => 14/739748 [patent_app_country] => US [patent_app_date] => 2015-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 7319 [patent_no_of_claims] => 7 [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] => 14739748 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/739748
ELBOW FORMED BY CUTTING AND METHOD FOR MANUFACTURING SAME Jun 14, 2015 Abandoned
Array ( [id] => 14263027 [patent_doc_number] => 10281072 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-07 [patent_title] => Hose connection [patent_app_type] => utility [patent_app_number] => 15/316281 [patent_app_country] => US [patent_app_date] => 2015-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 3554 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15316281 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/316281
Hose connection May 31, 2015 Issued
Array ( [id] => 14854023 [patent_doc_number] => 10415728 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-17 [patent_title] => Seal for a pipe coupling [patent_app_type] => utility [patent_app_number] => 14/721230 [patent_app_country] => US [patent_app_date] => 2015-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 5418 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14721230 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/721230
Seal for a pipe coupling May 25, 2015 Issued
14/707899 Plastic Union with Integral Locking Structure May 7, 2015 Abandoned
Array ( [id] => 10355973 [patent_doc_number] => 20150240978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-08-27 [patent_title] => 'QUICK CONNECTOR' [patent_app_type] => utility [patent_app_number] => 14/699628 [patent_app_country] => US [patent_app_date] => 2015-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 10573 [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] => 14699628 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/699628
Quick connector Apr 28, 2015 Issued
Array ( [id] => 10671885 [patent_doc_number] => 20160018030 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-21 [patent_title] => 'FITTING NUT WITH ADAPTED ENGAGING SURFACES' [patent_app_type] => utility [patent_app_number] => 14/692865 [patent_app_country] => US [patent_app_date] => 2015-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9942 [patent_no_of_claims] => 24 [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] => 14692865 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/692865
FITTING NUT WITH ADAPTED ENGAGING SURFACES Apr 21, 2015 Abandoned
Array ( [id] => 11635914 [patent_doc_number] => 09657876 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-05-23 [patent_title] => 'Screw connection device for connecting two pipes' [patent_app_type] => utility [patent_app_number] => 14/686359 [patent_app_country] => US [patent_app_date] => 2015-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3206 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14686359 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/686359
Screw connection device for connecting two pipes Apr 13, 2015 Issued
Array ( [id] => 10375419 [patent_doc_number] => 20150260426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-17 [patent_title] => 'Sealed and/or Reinforced Flanged Ring Connector for Single- and Double-Wall HVAC Ducting' [patent_app_type] => utility [patent_app_number] => 14/668878 [patent_app_country] => US [patent_app_date] => 2015-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 35 [patent_no_of_words] => 9350 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [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] => 14668878 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/668878
Sealed and/or reinforced flanged ring connector for single- and double-wall HVAC ducting Mar 24, 2015 Issued
Array ( [id] => 10391092 [patent_doc_number] => 20150276099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-01 [patent_title] => 'PIPE CONNECTOR APPARATUS' [patent_app_type] => utility [patent_app_number] => 14/666279 [patent_app_country] => US [patent_app_date] => 2015-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4168 [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] => 14666279 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/666279
PIPE CONNECTOR APPARATUS Mar 22, 2015 Abandoned
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