Search

Robert R. Koehler

Examiner (ID: 149)

Most Active Art Unit
1775
Art Unit(s)
1742, 1775, 1734
Total Applications
589
Issued Applications
522
Pending Applications
29
Abandoned Applications
38

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16855096 [patent_doc_number] => 20210155841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => METHODS, APPARATUS AND SYSTEMS FOR CREATING BISMUTH ALLOY PLUGS FOR ABANDONED WELLS [patent_app_type] => utility [patent_app_number] => 15/733723 [patent_app_country] => US [patent_app_date] => 2019-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10793 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15733723 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/733723
Methods, apparatus and systems for creating bismuth alloy plugs for abandoned wells Feb 7, 2019 Issued
Array ( [id] => 18051960 [patent_doc_number] => 11525334 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-13 [patent_title] => Method of optimizing operation one or more tubing strings in a hydrocarbon well, apparatus and system for same [patent_app_type] => utility [patent_app_number] => 16/964619 [patent_app_country] => US [patent_app_date] => 2019-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 25715 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16964619 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/964619
Method of optimizing operation one or more tubing strings in a hydrocarbon well, apparatus and system for same Jan 29, 2019 Issued
Array ( [id] => 18051966 [patent_doc_number] => 11525340 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-13 [patent_title] => System and methodology for high pressure alternate path [patent_app_type] => utility [patent_app_number] => 16/965355 [patent_app_country] => US [patent_app_date] => 2019-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 18 [patent_no_of_words] => 2809 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16965355 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/965355
System and methodology for high pressure alternate path Jan 28, 2019 Issued
Array ( [id] => 17800674 [patent_doc_number] => 11414964 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Cluster gun system [patent_app_type] => utility [patent_app_number] => 16/477795 [patent_app_country] => US [patent_app_date] => 2019-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 21 [patent_no_of_words] => 5603 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16477795 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/477795
Cluster gun system Jan 24, 2019 Issued
Array ( [id] => 16635395 [patent_doc_number] => 10913891 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-09 [patent_title] => Systems and methods for producing hydrocarbons from hydrocarbon bearing rock via combined treatment of the rock and subsequent waterflooding [patent_app_type] => utility [patent_app_number] => 16/238124 [patent_app_country] => US [patent_app_date] => 2019-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 14374 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16238124 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/238124
Systems and methods for producing hydrocarbons from hydrocarbon bearing rock via combined treatment of the rock and subsequent waterflooding Jan 1, 2019 Issued
Array ( [id] => 16484611 [patent_doc_number] => 20200378212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => Improvements In Or Relating To Well Abandonment and Slot Recovery [patent_app_type] => utility [patent_app_number] => 16/954942 [patent_app_country] => US [patent_app_date] => 2018-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5325 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16954942 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/954942
Improvements In Or Relating To Well Abandonment and Slot Recovery Dec 18, 2018 Abandoned
Array ( [id] => 16014355 [patent_doc_number] => 20200182020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => Actuation Bladder Controlled Downhole Devices [patent_app_type] => utility [patent_app_number] => 16/212424 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6795 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16212424 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/212424
Actuation Bladder Controlled Downhole Devices Dec 5, 2018 Abandoned
Array ( [id] => 14310967 [patent_doc_number] => 20190145187 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-16 [patent_title] => FLOAT EQUIPMENT [patent_app_type] => utility [patent_app_number] => 16/185824 [patent_app_country] => US [patent_app_date] => 2018-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5513 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16185824 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/185824
Float equipment for a wellbore Nov 8, 2018 Issued
Array ( [id] => 15899677 [patent_doc_number] => 20200149357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-14 [patent_title] => SELF-ALIGNING WET CONNECTION CAPABLE OF ORIENTING DOWNHOLE TOOLS [patent_app_type] => utility [patent_app_number] => 16/185671 [patent_app_country] => US [patent_app_date] => 2018-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5712 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16185671 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/185671
Self-aligning wet connection capable of orienting downhole tools Nov 8, 2018 Issued
Array ( [id] => 17315221 [patent_doc_number] => 20210404269 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => SYSTEMS AND METHODS FOR INDICATING COMPLETION OF A REVERSE CEMENTING OPERATION [patent_app_type] => utility [patent_app_number] => 16/487366 [patent_app_country] => US [patent_app_date] => 2018-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3846 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16487366 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/487366
Systems and methods for indicating completion of a reverse cementing operation Oct 30, 2018 Issued
Array ( [id] => 13986921 [patent_doc_number] => 20190062618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => Methods for Determining an Optimal Surfactant Structure for Oil Recovery [patent_app_type] => utility [patent_app_number] => 16/170416 [patent_app_country] => US [patent_app_date] => 2018-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11907 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16170416 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/170416
Methods for determining an optimal surfactant structure for oil recovery Oct 24, 2018 Issued
Array ( [id] => 14278725 [patent_doc_number] => 20190136647 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => TUBULAR SLIP DEVICE HAVING NON-METALLIC MATERIALS AND METHOD OF USE [patent_app_type] => utility [patent_app_number] => 16/165335 [patent_app_country] => US [patent_app_date] => 2018-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5855 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16165335 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/165335
TUBULAR SLIP DEVICE HAVING NON-METALLIC MATERIALS AND METHOD OF USE Oct 18, 2018 Abandoned
Array ( [id] => 15118285 [patent_doc_number] => 20190345775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-14 [patent_title] => DRILL BIT NOZZLE AND DRILL BIT [patent_app_type] => utility [patent_app_number] => 16/155891 [patent_app_country] => US [patent_app_date] => 2018-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16155891 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/155891
Drill bit nozzle and drill bit Oct 9, 2018 Issued
Array ( [id] => 16461354 [patent_doc_number] => 10844693 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-24 [patent_title] => Pressure management system for a well annulus [patent_app_type] => utility [patent_app_number] => 16/138474 [patent_app_country] => US [patent_app_date] => 2018-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6421 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16138474 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/138474
Pressure management system for a well annulus Sep 20, 2018 Issued
Array ( [id] => 14994929 [patent_doc_number] => 20190316422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-17 [patent_title] => Unthreaded Casing Thread Protector [patent_app_type] => utility [patent_app_number] => 16/134635 [patent_app_country] => US [patent_app_date] => 2018-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2447 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16134635 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/134635
Unthreaded casing thread protector Sep 17, 2018 Issued
Array ( [id] => 14408233 [patent_doc_number] => 20190169960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => SYSTEM, METHOD AND APPARATUS FOR CONTROLLING FLUID FLOW THROUGH DRILL STRING [patent_app_type] => utility [patent_app_number] => 16/132280 [patent_app_country] => US [patent_app_date] => 2018-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6144 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16132280 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/132280
System, method and apparatus for controlling fluid flow through drill string Sep 13, 2018 Issued
Array ( [id] => 16757094 [patent_doc_number] => 10975634 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-13 [patent_title] => Tubing guide stabilization [patent_app_type] => utility [patent_app_number] => 16/131291 [patent_app_country] => US [patent_app_date] => 2018-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6531 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16131291 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/131291
Tubing guide stabilization Sep 13, 2018 Issued
Array ( [id] => 16863197 [patent_doc_number] => 11021933 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-01 [patent_title] => Well hole cleaning tool [patent_app_type] => utility [patent_app_number] => 16/130289 [patent_app_country] => US [patent_app_date] => 2018-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2172 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16130289 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/130289
Well hole cleaning tool Sep 12, 2018 Issued
Array ( [id] => 17075351 [patent_doc_number] => 11111739 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Well bore conditioner and stabilizer [patent_app_type] => utility [patent_app_number] => 16/126394 [patent_app_country] => US [patent_app_date] => 2018-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2225 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16126394 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/126394
Well bore conditioner and stabilizer Sep 9, 2018 Issued
Array ( [id] => 13778427 [patent_doc_number] => 20190002752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-03 [patent_title] => METHOD OF INCREASING SCALE INHIBITOR RETENTION [patent_app_type] => utility [patent_app_number] => 16/124359 [patent_app_country] => US [patent_app_date] => 2018-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9826 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16124359 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/124359
Method of increasing scale inhibitor retention Sep 6, 2018 Issued
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