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 |
---|---|---|---|
Array
(
[id] => 6752925
[patent_doc_number] => 20030000701
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-01-02
[patent_title] => 'Apparatus and method for progressively gravel packing an interval of a wellbore'
[patent_app_type] => new
[patent_app_number] => 09/894080
[patent_app_country] => US
[patent_app_date] => 2001-06-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 5185
[patent_no_of_claims] => 48
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0000/20030000701.pdf
[firstpage_image] =>[orig_patent_app_number] => 09894080
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/894080 | Apparatus and method for progressively gravel packing an interval of a wellbore | Jun 27, 2001 | Issued |
Array
(
[id] => 1569610
[patent_doc_number] => 06467201
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-10-22
[patent_title] => 'Trench-cutting machine with cutting head lock mechanism'
[patent_app_type] => B1
[patent_app_number] => 09/891553
[patent_app_country] => US
[patent_app_date] => 2001-06-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2142
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 119
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/467/06467201.pdf
[firstpage_image] =>[orig_patent_app_number] => 09891553
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/891553 | Trench-cutting machine with cutting head lock mechanism | Jun 25, 2001 | Issued |
Array
(
[id] => 5948824
[patent_doc_number] => 20020005660
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-01-17
[patent_title] => 'Method of mining'
[patent_app_type] => new
[patent_app_number] => 09/891094
[patent_app_country] => US
[patent_app_date] => 2001-06-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 1427
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 156
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0005/20020005660.pdf
[firstpage_image] =>[orig_patent_app_number] => 09891094
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/891094 | Method of mining | Jun 24, 2001 | Issued |
Array
(
[id] => 6647893
[patent_doc_number] => 20030007835
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-01-09
[patent_title] => 'Pavement corer and method'
[patent_app_type] => new
[patent_app_number] => 09/884203
[patent_app_country] => US
[patent_app_date] => 2001-06-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 1130
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 48
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0007/20030007835.pdf
[firstpage_image] =>[orig_patent_app_number] => 09884203
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/884203 | Pavement corer and method | Jun 18, 2001 | Abandoned |
Array
(
[id] => 1449046
[patent_doc_number] => 06460630
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-10-08
[patent_title] => 'Method and rock drilling apparatus for controlling rock drilling'
[patent_app_type] => B2
[patent_app_number] => 09/875005
[patent_app_country] => US
[patent_app_date] => 2001-06-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 8
[patent_no_of_words] => 3236
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 108
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/460/06460630.pdf
[firstpage_image] =>[orig_patent_app_number] => 09875005
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/875005 | Method and rock drilling apparatus for controlling rock drilling | Jun 6, 2001 | Issued |
Array
(
[id] => 1011579
[patent_doc_number] => 06896064
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-05-24
[patent_title] => 'Compression set packer and method of use'
[patent_app_type] => utility
[patent_app_number] => 10/168660
[patent_app_country] => US
[patent_app_date] => 2001-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3032
[patent_no_of_claims] => 12
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[patent_words_short_claim] => 107
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/896/06896064.pdf
[firstpage_image] =>[orig_patent_app_number] => 10168660
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/168660 | Compression set packer and method of use | Apr 26, 2001 | Issued |
Array
(
[id] => 6439962
[patent_doc_number] => 20020148614
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-10-17
[patent_title] => 'PDF valve'
[patent_app_type] => new
[patent_app_number] => 09/836755
[patent_app_country] => US
[patent_app_date] => 2001-04-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3488
[patent_no_of_claims] => 27
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 82
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0148/20020148614.pdf
[firstpage_image] =>[orig_patent_app_number] => 09836755
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/836755 | PDF valve | Apr 16, 2001 | Issued |
Array
(
[id] => 5799250
[patent_doc_number] => 20020008634
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-01-24
[patent_title] => 'Signaling system for drilling'
[patent_app_type] => new
[patent_app_number] => 09/811841
[patent_app_country] => US
[patent_app_date] => 2001-03-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 2770
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 366
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0008/20020008634.pdf
[firstpage_image] =>[orig_patent_app_number] => 09811841
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/811841 | Signaling system for drilling | Mar 18, 2001 | Issued |
Array
(
[id] => 6043492
[patent_doc_number] => 20020166663
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-11-14
[patent_title] => 'Sampling instruments for low-yield wells'
[patent_app_type] => new
[patent_app_number] => 09/809610
[patent_app_country] => US
[patent_app_date] => 2001-03-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 4753
[patent_no_of_claims] => 34
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 115
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0166/20020166663.pdf
[firstpage_image] =>[orig_patent_app_number] => 09809610
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/809610 | Method and apparatus for sampling low-yield wells | Mar 14, 2001 | Issued |
Array
(
[id] => 1590427
[patent_doc_number] => 06491106
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-12-10
[patent_title] => 'Method of controlling a subsurface safety valve'
[patent_app_type] => B1
[patent_app_number] => 09/808431
[patent_app_country] => US
[patent_app_date] => 2001-03-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2148
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 102
[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/491/06491106.pdf
[firstpage_image] =>[orig_patent_app_number] => 09808431
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/808431 | Method of controlling a subsurface safety valve | Mar 13, 2001 | Issued |
Array
(
[id] => 6897115
[patent_doc_number] => 20010045280
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-11-29
[patent_title] => 'Field development system and associated methods'
[patent_app_type] => new
[patent_app_number] => 09/805611
[patent_app_country] => US
[patent_app_date] => 2001-03-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_claims] => 26
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0045/20010045280.pdf
[firstpage_image] =>[orig_patent_app_number] => 09805611
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/805611 | Field development methods | Mar 12, 2001 | Issued |
Array
(
[id] => 1590426
[patent_doc_number] => 06491105
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-12-10
[patent_title] => 'Cross-over housing for gas lift valve'
[patent_app_type] => B2
[patent_app_number] => 09/803635
[patent_app_country] => US
[patent_app_date] => 2001-03-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 12
[patent_no_of_words] => 4008
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/491/06491105.pdf
[firstpage_image] =>[orig_patent_app_number] => 09803635
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/803635 | Cross-over housing for gas lift valve | Mar 8, 2001 | Issued |
Array
(
[id] => 1376016
[patent_doc_number] => 06540304
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-04-01
[patent_title] => 'Water spray assembly'
[patent_app_type] => B2
[patent_app_number] => 09/799713
[patent_app_country] => US
[patent_app_date] => 2001-03-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 11
[patent_no_of_words] => 2000
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/540/06540304.pdf
[firstpage_image] =>[orig_patent_app_number] => 09799713
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/799713 | Water spray assembly | Mar 6, 2001 | Issued |
Array
(
[id] => 1352597
[patent_doc_number] => 06561270
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-05-13
[patent_title] => 'Plug and plug set for use in wellbore'
[patent_app_type] => B1
[patent_app_number] => 09/786530
[patent_app_country] => US
[patent_app_date] => 2001-03-06
[patent_effective_date] => 0000-00-00
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/561/06561270.pdf
[firstpage_image] =>[orig_patent_app_number] => 09786530
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/786530 | Plug and plug set for use in wellbore | Mar 5, 2001 | Issued |
Array
(
[id] => 5855733
[patent_doc_number] => 20020121377
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-09-05
[patent_title] => 'Lift fluid driven downhole electrical generator and method for use of the same'
[patent_app_type] => new
[patent_app_number] => 09/800290
[patent_app_country] => US
[patent_app_date] => 2001-03-05
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0121/20020121377.pdf
[firstpage_image] =>[orig_patent_app_number] => 09800290
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/800290 | Lift fluid driven downhole electrical generator and method for use of the same | Mar 4, 2001 | Issued |
Array
(
[id] => 1202889
[patent_doc_number] => 06715560
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-04-06
[patent_title] => 'Collet-cone slip system for releasably securing well tools'
[patent_app_type] => B2
[patent_app_number] => 09/797436
[patent_app_country] => US
[patent_app_date] => 2001-03-01
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/715/06715560.pdf
[firstpage_image] =>[orig_patent_app_number] => 09797436
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/797436 | Collet-cone slip system for releasably securing well tools | Feb 28, 2001 | Issued |
Array
(
[id] => 1375105
[patent_doc_number] => 06536532
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-03-25
[patent_title] => 'Lock ring for pipe slip pick-up ring'
[patent_app_type] => B2
[patent_app_number] => 09/797215
[patent_app_country] => US
[patent_app_date] => 2001-03-01
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/536/06536532.pdf
[firstpage_image] =>[orig_patent_app_number] => 09797215
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/797215 | Lock ring for pipe slip pick-up ring | Feb 28, 2001 | Issued |
Array
(
[id] => 5916893
[patent_doc_number] => 20020112861
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-08-22
[patent_title] => 'Methods and apparatus for interconnecting well tool assemblies in continuous tubing strings'
[patent_app_type] => new
[patent_app_number] => 09/789249
[patent_app_country] => US
[patent_app_date] => 2001-02-20
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0112/20020112861.pdf
[firstpage_image] =>[orig_patent_app_number] => 09789249
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/789249 | Methods and apparatus for interconnecting well tool assemblies in continuous tubing strings | Feb 19, 2001 | Issued |
Array
(
[id] => 1359544
[patent_doc_number] => 06554076
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-04-29
[patent_title] => 'Hydraulically activated selective circulating/reverse circulating packer assembly'
[patent_app_type] => B2
[patent_app_number] => 09/784650
[patent_app_country] => US
[patent_app_date] => 2001-02-15
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/554/06554076.pdf
[firstpage_image] =>[orig_patent_app_number] => 09784650
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/784650 | Hydraulically activated selective circulating/reverse circulating packer assembly | Feb 14, 2001 | Issued |
09/780896 | Method and apparatus to simultaneously recover liquid and gas from a well using a bailer device | Feb 8, 2001 | Abandoned |