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 number | Title of the application | Filing Date | Status |
---|---|---|---|
Array
(
[id] => 6075650
[patent_doc_number] => 20110140410
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-06-16
[patent_title] => 'WATER DISTRIBUTION FITTING AND DISTRIBUTION SYSTEM'
[patent_app_type] => utility
[patent_app_number] => 13/031686
[patent_app_country] => US
[patent_app_date] => 2011-02-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 2933
[patent_no_of_claims] => 1
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0140/20110140410.pdf
[firstpage_image] =>[orig_patent_app_number] => 13031686
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/031686 | WATER DISTRIBUTION FITTING AND DISTRIBUTION SYSTEM | Feb 21, 2011 | Abandoned |
Array
(
[id] => 8155131
[patent_doc_number] => 20120098258
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-04-26
[patent_title] => 'APPARATUS FOR CONNECTING AND SEALING PIPELINES'
[patent_app_type] => utility
[patent_app_number] => 13/031267
[patent_app_country] => US
[patent_app_date] => 2011-02-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3140
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 1
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0098/20120098258.pdf
[firstpage_image] =>[orig_patent_app_number] => 13031267
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/031267 | APPARATUS FOR CONNECTING AND SEALING PIPELINES | Feb 20, 2011 | Abandoned |
Array
(
[id] => 8344987
[patent_doc_number] => 20120205909
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-08-16
[patent_title] => 'Split-Ring Gland Pipe Coupling with Corrugated Armor'
[patent_app_type] => utility
[patent_app_number] => 13/028287
[patent_app_country] => US
[patent_app_date] => 2011-02-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 7960
[patent_no_of_claims] => 52
[patent_no_of_ind_claims] => 12
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13028287
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/028287 | Split-ring gland pipe coupling with corrugated armor | Feb 15, 2011 | Issued |
Array
(
[id] => 12107085
[patent_doc_number] => 09863560
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-01-09
[patent_title] => 'Expansible threaded joint and method for making same'
[patent_app_type] => utility
[patent_app_number] => 13/578947
[patent_app_country] => US
[patent_app_date] => 2011-02-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 13
[patent_no_of_words] => 7850
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 395
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13578947
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/578947 | Expansible threaded joint and method for making same | Feb 10, 2011 | Issued |
Array
(
[id] => 6084091
[patent_doc_number] => 20110215571
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-09-08
[patent_title] => 'Coupling component for a fluidic quick-connection system'
[patent_app_type] => utility
[patent_app_number] => 13/023259
[patent_app_country] => US
[patent_app_date] => 2011-02-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 2557
[patent_no_of_claims] => 11
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0215/20110215571.pdf
[firstpage_image] =>[orig_patent_app_number] => 13023259
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/023259 | Coupling component for a fluidic quick-connection system | Feb 7, 2011 | Abandoned |
Array
(
[id] => 10855966
[patent_doc_number] => 08882155
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2014-11-11
[patent_title] => 'Assembly for fastening a fitting to a manifold'
[patent_app_type] => utility
[patent_app_number] => 13/020321
[patent_app_country] => US
[patent_app_date] => 2011-02-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 9
[patent_no_of_words] => 2626
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13020321
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/020321 | Assembly for fastening a fitting to a manifold | Feb 2, 2011 | Issued |
Array
(
[id] => 9501953
[patent_doc_number] => 08740259
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2014-06-03
[patent_title] => 'Internally lined pipe connections and related methods of makeup'
[patent_app_type] => utility
[patent_app_number] => 13/019709
[patent_app_country] => US
[patent_app_date] => 2011-02-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 9
[patent_no_of_words] => 3306
[patent_no_of_claims] => 17
[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] => 13019709
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/019709 | Internally lined pipe connections and related methods of makeup | Feb 1, 2011 | Issued |
Array
(
[id] => 8281578
[patent_doc_number] => 08215679
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2012-07-10
[patent_title] => 'Subsea choke insert locking apparatus'
[patent_app_type] => utility
[patent_app_number] => 13/017962
[patent_app_country] => US
[patent_app_date] => 2011-01-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2153
[patent_no_of_claims] => 27
[patent_no_of_ind_claims] => 7
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13017962
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/017962 | Subsea choke insert locking apparatus | Jan 30, 2011 | Issued |
Array
(
[id] => 7699252
[patent_doc_number] => 20110227338
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-09-22
[patent_title] => 'SEALED PIPE JOINT'
[patent_app_type] => utility
[patent_app_number] => 13/013739
[patent_app_country] => US
[patent_app_date] => 2011-01-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[patent_no_of_words] => 3273
[patent_no_of_claims] => 17
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0227/20110227338.pdf
[firstpage_image] =>[orig_patent_app_number] => 13013739
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/013739 | SEALED PIPE JOINT | Jan 24, 2011 | Abandoned |
Array
(
[id] => 6000327
[patent_doc_number] => 20110116887
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-05-19
[patent_title] => 'ALIGNED AND AXIALLY LOADED PIG INJECTOR VALVE, THREADED CONNECTION AND METHOD FOR CONNECTING THREADED MEMBERS'
[patent_app_type] => utility
[patent_app_number] => 13/013487
[patent_app_country] => US
[patent_app_date] => 2011-01-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 2553
[patent_no_of_claims] => 16
[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] => publications/A1/0116/20110116887.pdf
[firstpage_image] =>[orig_patent_app_number] => 13013487
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/013487 | ALIGNED AND AXIALLY LOADED PIG INJECTOR VALVE, THREADED CONNECTION AND METHOD FOR CONNECTING THREADED MEMBERS | Jan 24, 2011 | Abandoned |
Array
(
[id] => 14598589
[patent_doc_number] => 10352484
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-07-16
[patent_title] => Exhaust system
[patent_app_type] => utility
[patent_app_number] => 13/011982
[patent_app_country] => US
[patent_app_date] => 2011-01-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 24
[patent_no_of_words] => 5753
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13011982
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/011982 | Exhaust system | Jan 23, 2011 | Issued |
Array
(
[id] => 6161712
[patent_doc_number] => 20110193341
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-08-11
[patent_title] => 'SECURING DEVICE OF A FLUID LINE CONNECTION'
[patent_app_type] => utility
[patent_app_number] => 13/007797
[patent_app_country] => US
[patent_app_date] => 2011-01-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 6524
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0193/20110193341.pdf
[firstpage_image] =>[orig_patent_app_number] => 13007797
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/007797 | Securing device of a fluid line connection | Jan 16, 2011 | Issued |
Array
(
[id] => 6059156
[patent_doc_number] => 20110198843
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-08-18
[patent_title] => 'PORT STRUCTURE AND FLUID DEVICE INCLUDING THE PORT STRUCTURE'
[patent_app_type] => utility
[patent_app_number] => 13/007138
[patent_app_country] => US
[patent_app_date] => 2011-01-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0198/20110198843.pdf
[firstpage_image] =>[orig_patent_app_number] => 13007138
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/007138 | PORT STRUCTURE AND FLUID DEVICE INCLUDING THE PORT STRUCTURE | Jan 13, 2011 | Abandoned |
Array
(
[id] => 10523406
[patent_doc_number] => 09249912
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-02-02
[patent_title] => 'Hose coupling with retaining spring'
[patent_app_type] => utility
[patent_app_number] => 12/981690
[patent_app_country] => US
[patent_app_date] => 2010-12-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12981690
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/981690 | Hose coupling with retaining spring | Dec 29, 2010 | Issued |
Array
(
[id] => 8857173
[patent_doc_number] => 08459698
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2013-06-11
[patent_title] => 'Riser cap and irrigation piping system using same'
[patent_app_type] => utility
[patent_app_number] => 12/977307
[patent_app_country] => US
[patent_app_date] => 2010-12-23
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12977307
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/977307 | Riser cap and irrigation piping system using same | Dec 22, 2010 | Issued |
Array
(
[id] => 8261114
[patent_doc_number] => 20120160536
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-06-28
[patent_title] => 'FLUID CONNECTOR WITH HOSE CUTTING RING'
[patent_app_type] => utility
[patent_app_number] => 12/977521
[patent_app_country] => US
[patent_app_date] => 2010-12-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12977521
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/977521 | FLUID CONNECTOR WITH HOSE CUTTING RING | Dec 22, 2010 | Abandoned |
Array
(
[id] => 8480571
[patent_doc_number] => 20120279979
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-11-08
[patent_title] => ' FLUID SWIVEL FOR ALLOWING FLUID TRANSFER ACROSS A ROTARY INTERFACE'
[patent_app_type] => utility
[patent_app_number] => 13/519968
[patent_app_country] => US
[patent_app_date] => 2010-12-20
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13519968
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/519968 | FLUID SWIVEL FOR ALLOWING FLUID TRANSFER ACROSS A ROTARY INTERFACE | Dec 19, 2010 | Abandoned |
Array
(
[id] => 8669134
[patent_doc_number] => 20130043672
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2013-02-21
[patent_title] => 'Fluidic Coupler Assembly With Conical Ferrule'
[patent_app_type] => utility
[patent_app_number] => 13/517988
[patent_app_country] => US
[patent_app_date] => 2010-12-20
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13517988
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/517988 | Fluidic coupler assembly with conical ferrule | Dec 19, 2010 | Issued |
Array
(
[id] => 8217556
[patent_doc_number] => 20120133129
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-05-31
[patent_title] => ' SEAL BETWEEN PIPE SECTIONS'
[patent_app_type] => utility
[patent_app_number] => 13/054764
[patent_app_country] => US
[patent_app_date] => 2010-12-13
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13054764
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/054764 | Seal between pipe sections | Dec 12, 2010 | Issued |
Array
(
[id] => 9887710
[patent_doc_number] => 08973953
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2015-03-10
[patent_title] => 'Seal between pipe sections'
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13054937
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/054937 | Seal between pipe sections | Dec 12, 2010 | Issued |