Henry W Yu
Examiner (ID: 6413, Phone: (571)272-9779 , Office: P/2181 )
Most Active Art Unit | 2181 |
Art Unit(s) | 2181, 2182 |
Total Applications | 556 |
Issued Applications | 331 |
Pending Applications | 42 |
Abandoned Applications | 183 |
Applications
Application number | Title of the application | Filing Date | Status |
---|---|---|---|
10/019660 | Coupling device for a rock drill | Apr 11, 2002 | Abandoned |
Array
(
[id] => 6872405
[patent_doc_number] => 20030192702
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-10-16
[patent_title] => 'Gas-lock re-prime device for submersible pumps'
[patent_app_type] => new
[patent_app_number] => 10/121273
[patent_app_country] => US
[patent_app_date] => 2002-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_no_of_words] => 1898
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0192/20030192702.pdf
[firstpage_image] =>[orig_patent_app_number] => 10121273
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/121273 | Gas-lock re-prime device for submersible pumps and related methods | Apr 11, 2002 | Issued |
Array
(
[id] => 6863339
[patent_doc_number] => 20030188865
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-10-09
[patent_title] => 'METHOD FOR ASSEMBLY OF A GRAVEL PACKING APPARATUS HAVING EXPANDABLE CHANNELS'
[patent_app_type] => new
[patent_app_number] => 10/118800
[patent_app_country] => US
[patent_app_date] => 2002-04-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 6547
[patent_no_of_claims] => 47
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[pdf_file] => publications/A1/0188/20030188865.pdf
[firstpage_image] =>[orig_patent_app_number] => 10118800
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/118800 | METHOD FOR ASSEMBLY OF A GRAVEL PACKING APPARATUS HAVING EXPANDABLE CHANNELS | Apr 8, 2002 | Abandoned |
Array
(
[id] => 6863365
[patent_doc_number] => 20030188891
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-10-09
[patent_title] => 'TWO SOLENOID GUIDE SYSTEM FOR HORIZONTAL BOREHOLES'
[patent_app_type] => new
[patent_app_number] => 10/114280
[patent_app_country] => US
[patent_app_date] => 2002-04-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 6473
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 1
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0188/20030188891.pdf
[firstpage_image] =>[orig_patent_app_number] => 10114280
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/114280 | Two solenoid guide system for horizontal boreholes | Apr 2, 2002 | Issued |
Array
(
[id] => 1261988
[patent_doc_number] => 06655461
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-12-02
[patent_title] => 'Straddle packer tool and method for well treating having valving and fluid bypass system'
[patent_app_type] => B2
[patent_app_number] => 10/113500
[patent_app_country] => US
[patent_app_date] => 2002-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 4459
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[pdf_file] => patents/06/655/06655461.pdf
[firstpage_image] =>[orig_patent_app_number] => 10113500
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/113500 | Straddle packer tool and method for well treating having valving and fluid bypass system | Mar 31, 2002 | Issued |
Array
(
[id] => 1148812
[patent_doc_number] => 06761218
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-07-13
[patent_title] => 'Methods and apparatus for improving performance of gravel packing systems'
[patent_app_type] => B2
[patent_app_number] => 10/113499
[patent_app_country] => US
[patent_app_date] => 2002-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 4499
[patent_no_of_claims] => 28
[patent_no_of_ind_claims] => 4
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/761/06761218.pdf
[firstpage_image] =>[orig_patent_app_number] => 10113499
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/113499 | Methods and apparatus for improving performance of gravel packing systems | Mar 31, 2002 | Issued |
Array
(
[id] => 5781946
[patent_doc_number] => 20020157831
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-10-31
[patent_title] => 'Method and packer for processing a productive formation in bottom-hole zone of a well, and method for fixing a packer inside a well'
[patent_app_type] => new
[patent_app_number] => 10/106840
[patent_app_country] => US
[patent_app_date] => 2002-03-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 12008
[patent_no_of_claims] => 21
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[pdf_file] => publications/A1/0157/20020157831.pdf
[firstpage_image] =>[orig_patent_app_number] => 10106840
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/106840 | Method and packer for processing a productive formation in bottom-hole zone of a well, and method for fixing a packer inside a well | Mar 26, 2002 | Abandoned |
Array
(
[id] => 1212968
[patent_doc_number] => 06705406
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-03-16
[patent_title] => 'Replaceable electrical device for a downhole tool and method thereof'
[patent_app_type] => B2
[patent_app_number] => 10/106540
[patent_app_country] => US
[patent_app_date] => 2002-03-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 2304
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/705/06705406.pdf
[firstpage_image] =>[orig_patent_app_number] => 10106540
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/106540 | Replaceable electrical device for a downhole tool and method thereof | Mar 25, 2002 | Issued |
Array
(
[id] => 6832282
[patent_doc_number] => 20030159827
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-08-28
[patent_title] => ' Multiple tube structure'
[patent_app_type] => new
[patent_app_number] => 10/083020
[patent_app_country] => US
[patent_app_date] => 2002-02-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3646
[patent_no_of_claims] => 66
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[pdf_file] => publications/A1/0159/20030159827.pdf
[firstpage_image] =>[orig_patent_app_number] => 10083020
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/083020 | Multiple tube structure | Feb 25, 2002 | Issued |
Array
(
[id] => 1259689
[patent_doc_number] => 06659183
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-12-09
[patent_title] => 'Cuttings injection target plate'
[patent_app_type] => B2
[patent_app_number] => 10/081100
[patent_app_country] => US
[patent_app_date] => 2002-02-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 1648
[patent_no_of_claims] => 20
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/659/06659183.pdf
[firstpage_image] =>[orig_patent_app_number] => 10081100
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/081100 | Cuttings injection target plate | Feb 20, 2002 | Issued |
Array
(
[id] => 5839505
[patent_doc_number] => 20020129943
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-09-19
[patent_title] => 'Method for controlling bottom-hole pressure during dual-gradient drilling'
[patent_app_type] => new
[patent_app_number] => 10/079170
[patent_app_country] => US
[patent_app_date] => 2002-02-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
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[pdf_file] => publications/A1/0129/20020129943.pdf
[firstpage_image] =>[orig_patent_app_number] => 10079170
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/079170 | Method for controlling bottom-hole pressure during dual-gradient drilling | Feb 19, 2002 | Issued |
Array
(
[id] => 1190215
[patent_doc_number] => 06729392
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-05-04
[patent_title] => 'Tubing hanger with ball valve in the annulus bore'
[patent_app_type] => B2
[patent_app_number] => 10/071650
[patent_app_country] => US
[patent_app_date] => 2002-02-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/729/06729392.pdf
[firstpage_image] =>[orig_patent_app_number] => 10071650
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/071650 | Tubing hanger with ball valve in the annulus bore | Feb 7, 2002 | Issued |
Array
(
[id] => 6516685
[patent_doc_number] => 20020108752
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-08-15
[patent_title] => 'Head for injecting liquid under pressure to excavate the ground'
[patent_app_type] => new
[patent_app_number] => 10/071480
[patent_app_country] => US
[patent_app_date] => 2002-02-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[pdf_file] => publications/A1/0108/20020108752.pdf
[firstpage_image] =>[orig_patent_app_number] => 10071480
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/071480 | Head for injecting liquid under pressure to excavate the ground | Feb 6, 2002 | Issued |
Array
(
[id] => 6840642
[patent_doc_number] => 20030145989
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-08-07
[patent_title] => 'ESP pump for gassy wells'
[patent_app_type] => new
[patent_app_number] => 10/061100
[patent_app_country] => US
[patent_app_date] => 2002-02-01
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0145/20030145989.pdf
[firstpage_image] =>[orig_patent_app_number] => 10061100
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/061100 | ESP pump for gassy wells | Jan 31, 2002 | Issued |
Array
(
[id] => 1245682
[patent_doc_number] => 06672384
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-01-06
[patent_title] => 'Plug-dropping container for releasing a plug into a wellbore'
[patent_app_type] => B2
[patent_app_number] => 10/066460
[patent_app_country] => US
[patent_app_date] => 2002-01-31
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[pdf_file] => patents/06/672/06672384.pdf
[firstpage_image] =>[orig_patent_app_number] => 10066460
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/066460 | Plug-dropping container for releasing a plug into a wellbore | Jan 30, 2002 | Issued |
Array
(
[id] => 1193514
[patent_doc_number] => 06725935
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-04-27
[patent_title] => 'PDF valve'
[patent_app_type] => B2
[patent_app_number] => 10/059649
[patent_app_country] => US
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[pdf_file] => patents/06/725/06725935.pdf
[firstpage_image] =>[orig_patent_app_number] => 10059649
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/059649 | PDF valve | Jan 28, 2002 | Issued |
Array
(
[id] => 1251336
[patent_doc_number] => 06668946
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-12-30
[patent_title] => 'Backreamer'
[patent_app_type] => B2
[patent_app_number] => 10/055735
[patent_app_country] => US
[patent_app_date] => 2002-01-22
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/668/06668946.pdf
[firstpage_image] =>[orig_patent_app_number] => 10055735
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/055735 | Backreamer | Jan 21, 2002 | Issued |
Array
(
[id] => 1321040
[patent_doc_number] => 06595278
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-07-22
[patent_title] => 'Assembly for locking a polished rod in a pumping wellhead'
[patent_app_type] => B1
[patent_app_number] => 10/052040
[patent_app_country] => US
[patent_app_date] => 2002-01-17
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[pdf_file] => patents/06/595/06595278.pdf
[firstpage_image] =>[orig_patent_app_number] => 10052040
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/052040 | Assembly for locking a polished rod in a pumping wellhead | Jan 16, 2002 | Issued |
Array
(
[id] => 1265412
[patent_doc_number] => 06652035
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-11-25
[patent_title] => 'Highwall mining system'
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[patent_app_number] => 10/008168
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[pdf_file] => patents/06/652/06652035.pdf
[firstpage_image] =>[orig_patent_app_number] => 10008168
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/008168 | Highwall mining system | Dec 4, 2001 | Issued |
Array
(
[id] => 1256544
[patent_doc_number] => 06662877
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-12-16
[patent_title] => 'Formation isolation valve'
[patent_app_type] => B2
[patent_app_number] => 09/996146
[patent_app_country] => US
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[pdf_file] => patents/06/662/06662877.pdf
[firstpage_image] =>[orig_patent_app_number] => 09996146
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/996146 | Formation isolation valve | Nov 27, 2001 | Issued |