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] => 1315020
[patent_doc_number] => 06601651
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-08-05
[patent_title] => 'Downhole gas compression'
[patent_app_type] => B2
[patent_app_number] => 09/776556
[patent_app_country] => US
[patent_app_date] => 2001-02-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2596
[patent_no_of_claims] => 47
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 28
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/601/06601651.pdf
[firstpage_image] =>[orig_patent_app_number] => 09776556
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/776556 | Downhole gas compression | Feb 1, 2001 | Issued |
Array
(
[id] => 1496167
[patent_doc_number] => 06484816
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-11-26
[patent_title] => 'Method and system for controlling well bore pressure'
[patent_app_type] => B1
[patent_app_number] => 09/770594
[patent_app_country] => US
[patent_app_date] => 2001-01-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 7776
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 210
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/484/06484816.pdf
[firstpage_image] =>[orig_patent_app_number] => 09770594
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/770594 | Method and system for controlling well bore pressure | Jan 25, 2001 | Issued |
Array
(
[id] => 1235157
[patent_doc_number] => 06684953
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-02-03
[patent_title] => 'Wireless packer/anchor setting or activation'
[patent_app_type] => B2
[patent_app_number] => 09/767184
[patent_app_country] => US
[patent_app_date] => 2001-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 2716
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/684/06684953.pdf
[firstpage_image] =>[orig_patent_app_number] => 09767184
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/767184 | Wireless packer/anchor setting or activation | Jan 21, 2001 | Issued |
Array
(
[id] => 1368888
[patent_doc_number] => 06543537
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-04-08
[patent_title] => 'Method and apparatus for producing an oil reservoir'
[patent_app_type] => B1
[patent_app_number] => 09/743701
[patent_app_country] => US
[patent_app_date] => 2001-01-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 1675
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 31
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/543/06543537.pdf
[firstpage_image] =>[orig_patent_app_number] => 09743701
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/743701 | Method and apparatus for producing an oil reservoir | Jan 15, 2001 | Issued |
Array
(
[id] => 1368947
[patent_doc_number] => 06543540
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-04-08
[patent_title] => 'Method and apparatus for downhole production zone'
[patent_app_type] => B2
[patent_app_number] => 09/754944
[patent_app_country] => US
[patent_app_date] => 2001-01-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 4729
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 147
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/543/06543540.pdf
[firstpage_image] =>[orig_patent_app_number] => 09754944
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/754944 | Method and apparatus for downhole production zone | Jan 4, 2001 | Issued |
Array
(
[id] => 6204953
[patent_doc_number] => 20020070028
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-06-13
[patent_title] => 'Debris free valve apparatus'
[patent_app_type] => new
[patent_app_number] => 09/754464
[patent_app_country] => US
[patent_app_date] => 2001-01-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 7662
[patent_no_of_claims] => 67
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 35
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0070/20020070028.pdf
[firstpage_image] =>[orig_patent_app_number] => 09754464
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/754464 | Debris free valve apparatus | Jan 3, 2001 | Issued |
Array
(
[id] => 6075040
[patent_doc_number] => 20020079098
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-06-27
[patent_title] => 'Method and apparatus for a tubing conveyed perforating guns fire identification system using enhanced marker material'
[patent_app_type] => new
[patent_app_number] => 09/749166
[patent_app_country] => US
[patent_app_date] => 2000-12-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 2617
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 40
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0079/20020079098.pdf
[firstpage_image] =>[orig_patent_app_number] => 09749166
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/749166 | Method and apparatus for a tubing conveyed perforating guns fire identification system using enhanced marker material | Dec 26, 2000 | Issued |
Array
(
[id] => 6122136
[patent_doc_number] => 20020074131
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-06-20
[patent_title] => 'Stripper/packer'
[patent_app_type] => new
[patent_app_number] => 09/742070
[patent_app_country] => US
[patent_app_date] => 2000-12-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 1794
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 78
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0074/20020074131.pdf
[firstpage_image] =>[orig_patent_app_number] => 09742070
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/742070 | Stripper/packer | Dec 19, 2000 | Issued |
Array
(
[id] => 6204943
[patent_doc_number] => 20020070018
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-06-13
[patent_title] => 'Whipstock orientation system and method'
[patent_app_type] => new
[patent_app_number] => 09/732289
[patent_app_country] => US
[patent_app_date] => 2000-12-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 4525
[patent_no_of_claims] => 32
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 60
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0070/20020070018.pdf
[firstpage_image] =>[orig_patent_app_number] => 09732289
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/732289 | Whipstock orientation system and method | Dec 6, 2000 | Abandoned |
Array
(
[id] => 7104575
[patent_doc_number] => 20010004016
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-06-21
[patent_title] => 'Perforating gun brake'
[patent_app_type] => new-utility
[patent_app_number] => 09/725031
[patent_app_country] => US
[patent_app_date] => 2000-11-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 1794
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 118
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0004/20010004016.pdf
[firstpage_image] =>[orig_patent_app_number] => 09725031
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/725031 | Perforating gun brake | Nov 28, 2000 | Abandoned |
Array
(
[id] => 1449016
[patent_doc_number] => 06460619
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-10-08
[patent_title] => 'Method and apparatus for creation and isolation of multiple fracture zones in an earth formation'
[patent_app_type] => B1
[patent_app_number] => 09/724073
[patent_app_country] => US
[patent_app_date] => 2000-11-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 2189
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/460/06460619.pdf
[firstpage_image] =>[orig_patent_app_number] => 09724073
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/724073 | Method and apparatus for creation and isolation of multiple fracture zones in an earth formation | Nov 27, 2000 | Issued |
Array
(
[id] => 1497095
[patent_doc_number] => 06485104
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-11-26
[patent_title] => 'Cutting tool assembly with replaceable spray nozzle housing'
[patent_app_type] => B1
[patent_app_number] => 09/718676
[patent_app_country] => US
[patent_app_date] => 2000-11-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 2383
[patent_no_of_claims] => 34
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/485/06485104.pdf
[firstpage_image] =>[orig_patent_app_number] => 09718676
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/718676 | Cutting tool assembly with replaceable spray nozzle housing | Nov 21, 2000 | Issued |
Array
(
[id] => 1455537
[patent_doc_number] => 06425443
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-07-30
[patent_title] => 'Pressure compensated disconnect system and method'
[patent_app_type] => B1
[patent_app_number] => 09/716986
[patent_app_country] => US
[patent_app_date] => 2000-11-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/425/06425443.pdf
[firstpage_image] =>[orig_patent_app_number] => 09716986
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/716986 | Pressure compensated disconnect system and method | Nov 19, 2000 | Issued |
Array
(
[id] => 1408587
[patent_doc_number] => 06502650
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-01-07
[patent_title] => 'Percussive down-the-hole hammer for rock drilling, and a drill bit used therein'
[patent_app_type] => B1
[patent_app_number] => 09/712221
[patent_app_country] => US
[patent_app_date] => 2000-11-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/502/06502650.pdf
[firstpage_image] =>[orig_patent_app_number] => 09712221
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/712221 | Percussive down-the-hole hammer for rock drilling, and a drill bit used therein | Nov 14, 2000 | Issued |
Array
(
[id] => 1516874
[patent_doc_number] => 06412552
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-07-02
[patent_title] => 'Cable protector'
[patent_app_type] => B1
[patent_app_number] => 09/704944
[patent_app_country] => US
[patent_app_date] => 2000-11-02
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/412/06412552.pdf
[firstpage_image] =>[orig_patent_app_number] => 09704944
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/704944 | Cable protector | Nov 1, 2000 | Issued |
Array
(
[id] => 1446147
[patent_doc_number] => 06453998
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-09-24
[patent_title] => 'Progressive lock integral joint centralizer'
[patent_app_type] => B1
[patent_app_number] => 09/703236
[patent_app_country] => US
[patent_app_date] => 2000-10-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/453/06453998.pdf
[firstpage_image] =>[orig_patent_app_number] => 09703236
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/703236 | Progressive lock integral joint centralizer | Oct 30, 2000 | Issued |
Array
(
[id] => 1502486
[patent_doc_number] => 06439302
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-08-27
[patent_title] => 'Stripper packer'
[patent_app_type] => B1
[patent_app_number] => 09/697406
[patent_app_country] => US
[patent_app_date] => 2000-10-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/439/06439302.pdf
[firstpage_image] =>[orig_patent_app_number] => 09697406
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/697406 | Stripper packer | Oct 25, 2000 | Issued |
Array
(
[id] => 1392209
[patent_doc_number] => 06520260
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-02-18
[patent_title] => 'Well treatment tool and method of treating a well'
[patent_app_type] => B1
[patent_app_number] => 09/697931
[patent_app_country] => US
[patent_app_date] => 2000-10-26
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/520/06520260.pdf
[firstpage_image] =>[orig_patent_app_number] => 09697931
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/697931 | Well treatment tool and method of treating a well | Oct 25, 2000 | Issued |
Array
(
[id] => 1205956
[patent_doc_number] => 06712141
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2004-03-30
[patent_title] => 'Method and apparatus for deployment, mounting and coupling of downhole geophones'
[patent_app_type] => B1
[patent_app_number] => 09/694141
[patent_app_country] => US
[patent_app_date] => 2000-10-23
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[pdf_file] => patents/06/712/06712141.pdf
[firstpage_image] =>[orig_patent_app_number] => 09694141
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/694141 | Method and apparatus for deployment, mounting and coupling of downhole geophones | Oct 22, 2000 | Issued |
Array
(
[id] => 1597823
[patent_doc_number] => 06431269
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-08-13
[patent_title] => 'Electrically controlled release device'
[patent_app_type] => B1
[patent_app_number] => 09/686334
[patent_app_country] => US
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/431/06431269.pdf
[firstpage_image] =>[orig_patent_app_number] => 09686334
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/686334 | Electrically controlled release device | Oct 10, 2000 | Issued |