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] => 17208187 [patent_doc_number] => 11168549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-09 [patent_title] => Automated sucker rod spacing device and associated methods [patent_app_type] => utility [patent_app_number] => 16/716031 [patent_app_country] => US [patent_app_date] => 2019-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 13392 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16716031 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/716031
Automated sucker rod spacing device and associated methods Dec 15, 2019 Issued
16/716338 DISSOLVABLE FRAC PLUG HOUSING TRACER Dec 15, 2019 Abandoned
Array ( [id] => 16112967 [patent_doc_number] => 20200208506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => ABOVE PACKER GAS SEPARATION [patent_app_type] => utility [patent_app_number] => 16/713278 [patent_app_country] => US [patent_app_date] => 2019-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4567 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16713278 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/713278
Above packer gas separation Dec 12, 2019 Issued
Array ( [id] => 16407232 [patent_doc_number] => 10815778 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-10-27 [patent_title] => Method for obtaining formation parameters of gas hydrate reservoir through well testing interpretation [patent_app_type] => utility [patent_app_number] => 16/700239 [patent_app_country] => US [patent_app_date] => 2019-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 6082 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16700239 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/700239
Method for obtaining formation parameters of gas hydrate reservoir through well testing interpretation Dec 1, 2019 Issued
Array ( [id] => 16014341 [patent_doc_number] => 20200182013 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => DOWNHOLE DROP PLUGS, DOWNHOLE VALVES, FRAC TOOLS, AND RELATED METHODS OF USE [patent_app_type] => utility [patent_app_number] => 16/678862 [patent_app_country] => US [patent_app_date] => 2019-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21306 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16678862 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/678862
DOWNHOLE DROP PLUGS, DOWNHOLE VALVES, FRAC TOOLS, AND RELATED METHODS OF USE Nov 7, 2019 Abandoned
Array ( [id] => 17163419 [patent_doc_number] => 11149508 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-19 [patent_title] => Method and apparatus for continuously controlling a well flow rate [patent_app_type] => utility [patent_app_number] => 16/675050 [patent_app_country] => US [patent_app_date] => 2019-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 3420 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16675050 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/675050
Method and apparatus for continuously controlling a well flow rate Nov 4, 2019 Issued
Array ( [id] => 17236817 [patent_doc_number] => 11180689 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-23 [patent_title] => Optimized salinity for enhanced water flood applications [patent_app_type] => utility [patent_app_number] => 16/674956 [patent_app_country] => US [patent_app_date] => 2019-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5901 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16674956 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/674956
Optimized salinity for enhanced water flood applications Nov 4, 2019 Issued
Array ( [id] => 16808701 [patent_doc_number] => 20210131254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => PROPPANT RAMP UP DECISION MAKING [patent_app_type] => utility [patent_app_number] => 16/668791 [patent_app_country] => US [patent_app_date] => 2019-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10286 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16668791 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/668791
Proppant ramp up decision making Oct 29, 2019 Issued
Array ( [id] => 17800662 [patent_doc_number] => 11414952 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-08-16 [patent_title] => Dissolvable thread-sealant for downhole applications [patent_app_type] => utility [patent_app_number] => 16/596471 [patent_app_country] => US [patent_app_date] => 2019-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 4837 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16596471 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/596471
Dissolvable thread-sealant for downhole applications Oct 7, 2019 Issued
Array ( [id] => 17135315 [patent_doc_number] => 11136863 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Process for the exploitation of a deposit of hydrocarbons by injection of a polymer [patent_app_type] => utility [patent_app_number] => 16/577633 [patent_app_country] => US [patent_app_date] => 2019-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 10554 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16577633 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/577633
Process for the exploitation of a deposit of hydrocarbons by injection of a polymer Sep 19, 2019 Issued
Array ( [id] => 17548823 [patent_doc_number] => 20220120164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => DOWNHOLE DEVICE FOR HYDROCARBON PRODUCING WELLS WITHOUT CONVENTIONAL TUBING [patent_app_type] => utility [patent_app_number] => 17/272391 [patent_app_country] => US [patent_app_date] => 2019-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8292 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17272391 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/272391
Downhole device for hydrocarbon producing wells without conventional tubing Aug 28, 2019 Issued
Array ( [id] => 17490847 [patent_doc_number] => 11280140 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-22 [patent_title] => Gripper assembly for continuous rod [patent_app_type] => utility [patent_app_number] => 16/551043 [patent_app_country] => US [patent_app_date] => 2019-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 22 [patent_no_of_words] => 6125 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16551043 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/551043
Gripper assembly for continuous rod Aug 25, 2019 Issued
Array ( [id] => 15179459 [patent_doc_number] => 20190360321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => IN SITU MONITORING OF CEMENT SLURRY LOCATIONS AND SETTING PROCESSES [patent_app_type] => utility [patent_app_number] => 16/535292 [patent_app_country] => US [patent_app_date] => 2019-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14115 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16535292 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/535292
In situ monitoring of cement slurry locations and setting processes Aug 7, 2019 Issued
Array ( [id] => 17135329 [patent_doc_number] => 11136877 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Control for rotary steerable system [patent_app_type] => utility [patent_app_number] => 16/532771 [patent_app_country] => US [patent_app_date] => 2019-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 8938 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16532771 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/532771
Control for rotary steerable system Aug 5, 2019 Issued
Array ( [id] => 18013190 [patent_doc_number] => 11505472 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Process to provide source water and manage produced/flowback water for hydraulic fracturing [patent_app_type] => utility [patent_app_number] => 16/533183 [patent_app_country] => US [patent_app_date] => 2019-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3209 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 16533183 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/533183
Process to provide source water and manage produced/flowback water for hydraulic fracturing Aug 5, 2019 Issued
Array ( [id] => 15650925 [patent_doc_number] => 20200087992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-19 [patent_title] => CLAW SHAPED GOUGING CUTTER FOR FIXED CUTTER DRILL BIT [patent_app_type] => utility [patent_app_number] => 16/531015 [patent_app_country] => US [patent_app_date] => 2019-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16531015 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/531015
CLAW SHAPED GOUGING CUTTER FOR FIXED CUTTER DRILL BIT Aug 2, 2019 Abandoned
Array ( [id] => 15497573 [patent_doc_number] => 20200048975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-13 [patent_title] => THREE-DIMENSIONAL HYDRAULIC OSCILLATOR [patent_app_type] => utility [patent_app_number] => 16/517427 [patent_app_country] => US [patent_app_date] => 2019-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1870 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16517427 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/517427
Three-dimensional hydraulic oscillator Jul 18, 2019 Issued
Array ( [id] => 17436376 [patent_doc_number] => 11261693 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-01 [patent_title] => Composite expandable metal elements with reinforcement [patent_app_type] => utility [patent_app_number] => 16/513438 [patent_app_country] => US [patent_app_date] => 2019-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 8712 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16513438 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/513438
Composite expandable metal elements with reinforcement Jul 15, 2019 Issued
Array ( [id] => 18643667 [patent_doc_number] => 11767728 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-26 [patent_title] => Cementing plug formed with high pressure seal [patent_app_type] => utility [patent_app_number] => 16/512138 [patent_app_country] => US [patent_app_date] => 2019-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2384 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16512138 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/512138
Cementing plug formed with high pressure seal Jul 14, 2019 Issued
Array ( [id] => 14964241 [patent_doc_number] => 20190309599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-10 [patent_title] => FRAC PLUG APPARATUS, SETTING TOOL, AND METHOD [patent_app_type] => utility [patent_app_number] => 16/452159 [patent_app_country] => US [patent_app_date] => 2019-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4218 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16452159 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/452159
FRAC PLUG APPARATUS, SETTING TOOL, AND METHOD Jun 24, 2019 Abandoned
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