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] => 7773352
[patent_doc_number] => 20120038144
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-02-16
[patent_title] => 'Fittings for Electrical Conduits'
[patent_app_type] => utility
[patent_app_number] => 12/856577
[patent_app_country] => US
[patent_app_date] => 2010-08-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 2142
[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] => publications/A1/0038/20120038144.pdf
[firstpage_image] =>[orig_patent_app_number] => 12856577
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/856577 | Fittings for Electrical Conduits | Aug 12, 2010 | Abandoned |
Array
(
[id] => 6572991
[patent_doc_number] => 20100320754
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2010-12-23
[patent_title] => 'REVERSE SLIDING SEAL FOR EXPANDABLE TUBULAR CONNECTIONS'
[patent_app_type] => utility
[patent_app_number] => 12/855422
[patent_app_country] => US
[patent_app_date] => 2010-08-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 5201
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 2
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0320/20100320754.pdf
[firstpage_image] =>[orig_patent_app_number] => 12855422
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/855422 | REVERSE SLIDING SEAL FOR EXPANDABLE TUBULAR CONNECTIONS | Aug 11, 2010 | Abandoned |
Array
(
[id] => 7762965
[patent_doc_number] => 20120032438
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-02-09
[patent_title] => 'HIGH PRESSURE FITTING FOR HYDROGEN APPLICATIONS'
[patent_app_type] => utility
[patent_app_number] => 12/852929
[patent_app_country] => US
[patent_app_date] => 2010-08-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 2066
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 2
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0032/20120032438.pdf
[firstpage_image] =>[orig_patent_app_number] => 12852929
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/852929 | High pressure fitting for hydrogen applications | Aug 8, 2010 | Issued |
Array
(
[id] => 10134641
[patent_doc_number] => 09167944
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2015-10-27
[patent_title] => 'Construction technique for a domestic appliance such as a surface cleaning apparatus'
[patent_app_type] => utility
[patent_app_number] => 12/846131
[patent_app_country] => US
[patent_app_date] => 2010-07-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 11
[patent_no_of_words] => 7664
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 220
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12846131
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/846131 | Construction technique for a domestic appliance such as a surface cleaning apparatus | Jul 28, 2010 | Issued |
Array
(
[id] => 8457017
[patent_doc_number] => 08292680
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2012-10-23
[patent_title] => 'External brass seal for the LRU-16/P life raft'
[patent_app_type] => utility
[patent_app_number] => 12/843257
[patent_app_country] => US
[patent_app_date] => 2010-07-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 1903
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 120
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12843257
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/843257 | External brass seal for the LRU-16/P life raft | Jul 25, 2010 | Issued |
Array
(
[id] => 7647999
[patent_doc_number] => 20110297267
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-12-08
[patent_title] => 'FLEXIBLE HOSE ASSEMBLY WITH JOINT'
[patent_app_type] => utility
[patent_app_number] => 12/841517
[patent_app_country] => US
[patent_app_date] => 2010-07-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 4862
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 2
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0297/20110297267.pdf
[firstpage_image] =>[orig_patent_app_number] => 12841517
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/841517 | Flexible hose assembly with joint | Jul 21, 2010 | Issued |
Array
(
[id] => 7559104
[patent_doc_number] => 20110272935
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-11-10
[patent_title] => 'Quick-coupling device for pipelines and the like'
[patent_app_type] => utility
[patent_app_number] => 12/804158
[patent_app_country] => US
[patent_app_date] => 2010-07-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 4609
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0272/20110272935.pdf
[firstpage_image] =>[orig_patent_app_number] => 12804158
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/804158 | Quick-coupling device for pipelines and the like | Jul 14, 2010 | Issued |
Array
(
[id] => 7717372
[patent_doc_number] => 20120007358
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-01-12
[patent_title] => 'Gasket Retention System for Flange Coupling'
[patent_app_type] => utility
[patent_app_number] => 12/831807
[patent_app_country] => US
[patent_app_date] => 2010-07-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 2936
[patent_no_of_claims] => 33
[patent_no_of_ind_claims] => 3
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0007/20120007358.pdf
[firstpage_image] =>[orig_patent_app_number] => 12831807
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/831807 | Gasket Retention System for Flange Coupling | Jul 6, 2010 | Abandoned |
Array
(
[id] => 6431921
[patent_doc_number] => 20100278611
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2010-11-04
[patent_title] => 'Apparatus to mechanically load a compression member'
[patent_app_type] => utility
[patent_app_number] => 12/803708
[patent_app_country] => US
[patent_app_date] => 2010-07-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 2754
[patent_no_of_claims] => 7
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0278/20100278611.pdf
[firstpage_image] =>[orig_patent_app_number] => 12803708
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/803708 | Apparatus to mechanically load a compression member | Jul 2, 2010 | Issued |
Array
(
[id] => 7706838
[patent_doc_number] => 20120001418
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-01-05
[patent_title] => 'Connector'
[patent_app_type] => utility
[patent_app_number] => 12/803699
[patent_app_country] => US
[patent_app_date] => 2010-07-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 1525
[patent_no_of_claims] => 6
[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] =>[firstpage_image] =>[orig_patent_app_number] => 12803699
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/803699 | Connector | Jul 1, 2010 | Abandoned |
Array
(
[id] => 7706852
[patent_doc_number] => 20120001425
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-01-05
[patent_title] => 'Fluid Line Connecting Fitting'
[patent_app_type] => utility
[patent_app_number] => 12/829818
[patent_app_country] => US
[patent_app_date] => 2010-07-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 1768
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 3
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12829818
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/829818 | Fluid Line Connecting Fitting | Jul 1, 2010 | Abandoned |
Array
(
[id] => 8277099
[patent_doc_number] => 20120170973
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-07-05
[patent_title] => 'INSERTION END FITTING FOR A COUPLING OR THE LIKE REQUIRING A LOW PUSH-TOGETHER FORCE'
[patent_app_type] => utility
[patent_app_number] => 13/382558
[patent_app_country] => US
[patent_app_date] => 2010-06-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 3458
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13382558
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/382558 | Insertion end fitting for a coupling or the like requiring a low push-together force | Jun 28, 2010 | Issued |
Array
(
[id] => 7660343
[patent_doc_number] => 20110309612
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-12-22
[patent_title] => 'DRYER DUCT ELBOW'
[patent_app_type] => utility
[patent_app_number] => 12/818387
[patent_app_country] => US
[patent_app_date] => 2010-06-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0309/20110309612.pdf
[firstpage_image] =>[orig_patent_app_number] => 12818387
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/818387 | Dryer duct elbow | Jun 17, 2010 | Issued |
Array
(
[id] => 6089473
[patent_doc_number] => 20110000574
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-01-06
[patent_title] => 'Adjustable Vertical Exhaust Duct'
[patent_app_type] => utility
[patent_app_number] => 12/817741
[patent_app_country] => US
[patent_app_date] => 2010-06-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
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[pdf_file] => publications/A1/0000/20110000574.pdf
[firstpage_image] =>[orig_patent_app_number] => 12817741
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/817741 | Adjustable vertical exhaust duct | Jun 16, 2010 | Issued |
Array
(
[id] => 7497006
[patent_doc_number] => 20110260446
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2011-10-27
[patent_title] => 'MULTIPLE PORT PARALLEL ACCESS PIPING FLANGE'
[patent_app_type] => utility
[patent_app_number] => 12/816658
[patent_app_country] => US
[patent_app_date] => 2010-06-16
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0260/20110260446.pdf
[firstpage_image] =>[orig_patent_app_number] => 12816658
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/816658 | MULTIPLE PORT PARALLEL ACCESS PIPING FLANGE | Jun 15, 2010 | Abandoned |
Array
(
[id] => 8513961
[patent_doc_number] => 20120313369
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-12-13
[patent_title] => 'DEVICE FOR CONNECTING A PLASTIC TUBE TO A CONNECTION NIPPLE'
[patent_app_type] => utility
[patent_app_number] => 13/575728
[patent_app_country] => US
[patent_app_date] => 2010-06-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13575728
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/575728 | Device for connecting a plastic tube to a connection nipple | May 31, 2010 | Issued |
Array
(
[id] => 9880922
[patent_doc_number] => 08967674
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2015-03-03
[patent_title] => 'Rib construction for large diameter pipe fittings'
[patent_app_type] => utility
[patent_app_number] => 13/375368
[patent_app_country] => US
[patent_app_date] => 2010-06-01
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13375368
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/375368 | Rib construction for large diameter pipe fittings | May 31, 2010 | Issued |
Array
(
[id] => 9374196
[patent_doc_number] => 08678447
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2014-03-25
[patent_title] => 'Drill pipe system'
[patent_app_type] => utility
[patent_app_number] => 12/784829
[patent_app_country] => US
[patent_app_date] => 2010-05-21
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12784829
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/784829 | Drill pipe system | May 20, 2010 | Issued |
Array
(
[id] => 6558860
[patent_doc_number] => 20100289255
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2010-11-18
[patent_title] => 'INSERTABLE TUBE SYSTEM FOR A VACUUM CLEANER'
[patent_app_type] => utility
[patent_app_number] => 12/780037
[patent_app_country] => US
[patent_app_date] => 2010-05-14
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0289/20100289255.pdf
[firstpage_image] =>[orig_patent_app_number] => 12780037
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/780037 | Insertable tube system for a vacuum cleaner | May 13, 2010 | Issued |
Array
(
[id] => 6500594
[patent_doc_number] => 20100218837
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2010-09-02
[patent_title] => 'PIPE UNIT'
[patent_app_type] => utility
[patent_app_number] => 12/778347
[patent_app_country] => US
[patent_app_date] => 2010-05-12
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0218/20100218837.pdf
[firstpage_image] =>[orig_patent_app_number] => 12778347
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/778347 | PIPE UNIT | May 11, 2010 | Abandoned |