Search

Chris C. Chu

Examiner (ID: 11165)

Most Active Art Unit
2815
Art Unit(s)
2815
Total Applications
1003
Issued Applications
778
Pending Applications
1
Abandoned Applications
227

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 13266283 [patent_doc_number] => 10145219 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-04 [patent_title] => Completion system for gravel packing with zonal isolation [patent_app_type] => utility [patent_app_number] => 15/106096 [patent_app_country] => US [patent_app_date] => 2015-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 8089 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15106096 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/106096
Completion system for gravel packing with zonal isolation Jun 4, 2015 Issued
Array ( [id] => 14361203 [patent_doc_number] => 10301891 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-28 [patent_title] => Jig for coupling or uncoupling drill string sections with detachable couplings and related methods [patent_app_type] => utility [patent_app_number] => 15/306044 [patent_app_country] => US [patent_app_date] => 2015-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 5197 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15306044 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/306044
Jig for coupling or uncoupling drill string sections with detachable couplings and related methods May 7, 2015 Issued
Array ( [id] => 10136380 [patent_doc_number] => 09169695 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-10-27 [patent_title] => 'Oil exploration probe' [patent_app_type] => utility [patent_app_number] => 14/693466 [patent_app_country] => US [patent_app_date] => 2015-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3515 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14693466 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/693466
Oil exploration probe Apr 21, 2015 Issued
Array ( [id] => 11115586 [patent_doc_number] => 20160312559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-27 [patent_title] => 'Pressure Pulse Reach Extension Technique' [patent_app_type] => utility [patent_app_number] => 14/692377 [patent_app_country] => US [patent_app_date] => 2015-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4648 [patent_no_of_claims] => 19 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14692377 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/692377
Pressure Pulse Reach Extension Technique Apr 20, 2015 Abandoned
Array ( [id] => 11108240 [patent_doc_number] => 20160305210 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-20 [patent_title] => 'PERFORATOR WITH A MECHANICAL DIVERSION TOOL AND RELATED METHODS' [patent_app_type] => utility [patent_app_number] => 14/688487 [patent_app_country] => US [patent_app_date] => 2015-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4231 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14688487 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/688487
Perforator with a mechanical diversion tool and related methods Apr 15, 2015 Issued
Array ( [id] => 11108249 [patent_doc_number] => 20160305219 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-20 [patent_title] => 'One Trip Wellbore Cleanup and Setting a Subterranean Tool Method' [patent_app_type] => utility [patent_app_number] => 14/687245 [patent_app_country] => US [patent_app_date] => 2015-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1478 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14687245 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/687245
One trip wellbore cleanup and setting a subterranean tool method Apr 14, 2015 Issued
Array ( [id] => 10077699 [patent_doc_number] => 09115542 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-08-25 [patent_title] => 'Geo-diving device' [patent_app_type] => utility [patent_app_number] => 14/686518 [patent_app_country] => US [patent_app_date] => 2015-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4915 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14686518 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/686518
Geo-diving device Apr 13, 2015 Issued
Array ( [id] => 10333900 [patent_doc_number] => 20150218904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-08-06 [patent_title] => 'MULTI-ACTUATING PLUGGING DEVICE' [patent_app_type] => utility [patent_app_number] => 14/686613 [patent_app_country] => US [patent_app_date] => 2015-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 34 [patent_no_of_words] => 16355 [patent_no_of_claims] => 23 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14686613 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/686613
Multi-actuating plugging device Apr 13, 2015 Issued
Array ( [id] => 11101661 [patent_doc_number] => 20160298631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-13 [patent_title] => 'Apparatus and Method for Injecting a Chemical to Facilitate Operation of a Submersible Well Pump' [patent_app_type] => utility [patent_app_number] => 14/681586 [patent_app_country] => US [patent_app_date] => 2015-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3017 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14681586 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/681586
Apparatus and method for injecting a chemical to facilitate operation of a submersible well pump Apr 7, 2015 Issued
Array ( [id] => 15310143 [patent_doc_number] => 10519765 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Plug tracking using through-the-earth communication system [patent_app_type] => utility [patent_app_number] => 15/548675 [patent_app_country] => US [patent_app_date] => 2015-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 14521 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15548675 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/548675
Plug tracking using through-the-earth communication system Mar 30, 2015 Issued
Array ( [id] => 12159562 [patent_doc_number] => 20180030828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-02-01 [patent_title] => 'Underground GPS For Use In Plug Tracking' [patent_app_type] => utility [patent_app_number] => 15/548689 [patent_app_country] => US [patent_app_date] => 2015-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 14721 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15548689 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/548689
Underground GPS for use in plug tracking Mar 30, 2015 Issued
Array ( [id] => 10313012 [patent_doc_number] => 20150198015 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-07-16 [patent_title] => 'Method Of Utilizing Subterranean Formation Data For Improving Treatment Operations' [patent_app_type] => utility [patent_app_number] => 14/670226 [patent_app_country] => US [patent_app_date] => 2015-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3525 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14670226 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/670226
Method Of Utilizing Subterranean Formation Data For Improving Treatment Operations Mar 25, 2015 Abandoned
Array ( [id] => 11250767 [patent_doc_number] => 09476259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-10-25 [patent_title] => 'System and method for leg retention on hybrid bits' [patent_app_type] => utility [patent_app_number] => 14/665403 [patent_app_country] => US [patent_app_date] => 2015-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4740 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14665403 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/665403
System and method for leg retention on hybrid bits Mar 22, 2015 Issued
Array ( [id] => 10469288 [patent_doc_number] => 20150354304 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-10 [patent_title] => 'METHOD AND APPARATUS FOR THERMALLY ACTUATING AND UNACTUATING DOWNHOLE TOOLS' [patent_app_type] => utility [patent_app_number] => 14/630076 [patent_app_country] => US [patent_app_date] => 2015-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2016 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14630076 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/630076
METHOD AND APPARATUS FOR THERMALLY ACTUATING AND UNACTUATING DOWNHOLE TOOLS Feb 23, 2015 Abandoned
Array ( [id] => 12946813 [patent_doc_number] => 09834997 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-12-05 [patent_title] => Tool connection release system [patent_app_type] => utility [patent_app_number] => 14/630338 [patent_app_country] => US [patent_app_date] => 2015-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 7504 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14630338 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/630338
Tool connection release system Feb 23, 2015 Issued
Array ( [id] => 11685387 [patent_doc_number] => 09683424 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-20 [patent_title] => 'Apparatus for injecting a fluid into a geological formation' [patent_app_type] => utility [patent_app_number] => 14/629184 [patent_app_country] => US [patent_app_date] => 2015-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5950 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14629184 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/629184
Apparatus for injecting a fluid into a geological formation Feb 22, 2015 Issued
Array ( [id] => 10299477 [patent_doc_number] => 20150184477 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-07-02 [patent_title] => 'Method and Device for a Running Tool' [patent_app_type] => utility [patent_app_number] => 14/629183 [patent_app_country] => US [patent_app_date] => 2015-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4386 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14629183 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/629183
Method and Device for a Running Tool Feb 22, 2015 Abandoned
Array ( [id] => 12512460 [patent_doc_number] => 10001613 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-06-19 [patent_title] => Methods and cables for use in fracturing zones in a well [patent_app_type] => utility [patent_app_number] => 14/628732 [patent_app_country] => US [patent_app_date] => 2015-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4245 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14628732 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/628732
Methods and cables for use in fracturing zones in a well Feb 22, 2015 Issued
Array ( [id] => 13080297 [patent_doc_number] => 10060208 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-28 [patent_title] => Automatic event detection and control while drilling in closed loop systems [patent_app_type] => utility [patent_app_number] => 14/628850 [patent_app_country] => US [patent_app_date] => 2015-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 11928 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14628850 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/628850
Automatic event detection and control while drilling in closed loop systems Feb 22, 2015 Issued
Array ( [id] => 11048110 [patent_doc_number] => 20160245068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-08-25 [patent_title] => 'PRESSURE LOCKING DEVICE FOR DOWNHOLE TOOLS' [patent_app_type] => utility [patent_app_number] => 14/627806 [patent_app_country] => US [patent_app_date] => 2015-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 7570 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14627806 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/627806
Pressure locking device for downhole tools Feb 19, 2015 Issued
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