
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 14073501
[patent_doc_number] => 20190085638
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-03-21
[patent_title] => DOUBLE HEAD DRILLING DEVICE AND METHOD FOR PRODUCING A BORE
[patent_app_type] => utility
[patent_app_number] => 16/112428
[patent_app_country] => US
[patent_app_date] => 2018-08-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2734
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[patent_words_short_claim] => 92
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16112428
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/112428 | Double head drilling device and method for producing a bore | Aug 23, 2018 | Issued |
Array
(
[id] => 16583430
[patent_doc_number] => 20210017832
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-01-21
[patent_title] => METHOD FOR KILLING OIL AND GAS WELLS
[patent_app_type] => utility
[patent_app_number] => 16/639601
[patent_app_country] => US
[patent_app_date] => 2018-08-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6764
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => 0
[patent_words_short_claim] => 161
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16639601
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/639601 | Method for killing oil and gas wells | Aug 22, 2018 | Issued |
Array
(
[id] => 13958925
[patent_doc_number] => 20190055806
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-02-21
[patent_title] => HEAT SOURCES AND ALLOYS FOR USE IN DOWN-HOLE APPLICATIONS
[patent_app_type] => utility
[patent_app_number] => 16/104923
[patent_app_country] => US
[patent_app_date] => 2018-08-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3204
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -10
[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] => 16104923
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/104923 | Heat sources and alloys for use in down-hole applications | Aug 18, 2018 | Issued |
Array
(
[id] => 13577703
[patent_doc_number] => 20180340400
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-11-29
[patent_title] => SYSTEM AND METHOD FOR ROTATING CASING STRING
[patent_app_type] => utility
[patent_app_number] => 16/057185
[patent_app_country] => US
[patent_app_date] => 2018-08-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5667
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 87
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16057185
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/057185 | SYSTEM AND METHOD FOR ROTATING CASING STRING | Aug 6, 2018 | Abandoned |
Array
(
[id] => 17876033
[patent_doc_number] => 11448037
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-09-20
[patent_title] => Downhole apparatus and method for delivering settable material
[patent_app_type] => utility
[patent_app_number] => 16/634546
[patent_app_country] => US
[patent_app_date] => 2018-08-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 14190
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 202
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16634546
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/634546 | Downhole apparatus and method for delivering settable material | Jul 31, 2018 | Issued |
Array
(
[id] => 17275147
[patent_doc_number] => 20210381345
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-12-09
[patent_title] => INFLOW CONTROL DEVICE BYPASS AND BYPASS ISOLATION SYSTEM FOR GRAVEL PACKING WITH SHUNTED SAND CONTROL SCREENS
[patent_app_type] => utility
[patent_app_number] => 16/323764
[patent_app_country] => US
[patent_app_date] => 2018-07-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5944
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 87
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16323764
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/323764 | Inflow control device bypass and bypass isolation system for gravel packing with shunted sand control screens | Jul 30, 2018 | Issued |
Array
(
[id] => 13566129
[patent_doc_number] => 20180334612
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-11-22
[patent_title] => ENHANCING ACID FRACTURE CONDUCTIVITY
[patent_app_type] => utility
[patent_app_number] => 16/049565
[patent_app_country] => US
[patent_app_date] => 2018-07-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7257
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -20
[patent_words_short_claim] => 141
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16049565
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/049565 | Enhancing acid fracture conductivity | Jul 29, 2018 | Issued |
Array
(
[id] => 16492552
[patent_doc_number] => 10858578
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-12-08
[patent_title] => Enhancing acid fracture conductivity
[patent_app_type] => utility
[patent_app_number] => 16/049538
[patent_app_country] => US
[patent_app_date] => 2018-07-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 7258
[patent_no_of_claims] => 22
[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] => 16049538
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/049538 | Enhancing acid fracture conductivity | Jul 29, 2018 | Issued |
Array
(
[id] => 16549893
[patent_doc_number] => 10883042
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2021-01-05
[patent_title] => Enhancing acid fracture conductivity
[patent_app_type] => utility
[patent_app_number] => 16/049586
[patent_app_country] => US
[patent_app_date] => 2018-07-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 7235
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 1
[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] => 16049586
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/049586 | Enhancing acid fracture conductivity | Jul 29, 2018 | Issued |
Array
(
[id] => 16855489
[patent_doc_number] => 20210156234
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-05-27
[patent_title] => INFLOW CONTROL DEVICE WITH DISSOLVABLE PLUGS
[patent_app_type] => utility
[patent_app_number] => 16/470125
[patent_app_country] => US
[patent_app_date] => 2018-07-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4525
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 158
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16470125
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/470125 | Inflow control device with dissolvable plugs | Jul 29, 2018 | Issued |
Array
(
[id] => 16445043
[patent_doc_number] => 10836956
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-11-17
[patent_title] => Enhancing acid fracture conductivity
[patent_app_type] => utility
[patent_app_number] => 16/049648
[patent_app_country] => US
[patent_app_date] => 2018-07-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 7258
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 120
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16049648
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/049648 | Enhancing acid fracture conductivity | Jul 29, 2018 | Issued |
Array
(
[id] => 16665565
[patent_doc_number] => 10934802
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2021-03-02
[patent_title] => Plug arrangement comprising a disintegratable plug element
[patent_app_type] => utility
[patent_app_number] => 16/035228
[patent_app_country] => US
[patent_app_date] => 2018-07-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 22
[patent_no_of_words] => 6763
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 149
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16035228
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/035228 | Plug arrangement comprising a disintegratable plug element | Jul 12, 2018 | Issued |
Array
(
[id] => 14277661
[patent_doc_number] => 20190136115
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-05-09
[patent_title] => TUNABLE CONTROL OF POZZOLAN-LIME CEMENT COMPOSITIONS
[patent_app_type] => utility
[patent_app_number] => 16/033907
[patent_app_country] => US
[patent_app_date] => 2018-07-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9418
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 72
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16033907
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/033907 | Tunable control of pozzolan-lime cement compositions | Jul 11, 2018 | Issued |
Array
(
[id] => 16712602
[patent_doc_number] => 20210079749
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-03-18
[patent_title] => A TOOL AND METHOD FOR CUTTING THE CASING OF A BORE HOLE
[patent_app_type] => utility
[patent_app_number] => 16/630707
[patent_app_country] => US
[patent_app_date] => 2018-07-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11890
[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] => 16630707
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/630707 | Tool and method for cutting the casing of a bore hole | Jul 11, 2018 | Issued |
Array
(
[id] => 13508957
[patent_doc_number] => 20180306021
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-10-25
[patent_title] => SYSTEM, INSTALLATION AND NETWORK FOR RECOVERY OF GAS TRAPPED BY FLUID AND PARTICULATE MATTER IN A GAS OR OIL WELL
[patent_app_type] => utility
[patent_app_number] => 16/022985
[patent_app_country] => US
[patent_app_date] => 2018-06-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 18912
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -27
[patent_words_short_claim] => 90
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16022985
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/022985 | System, installation and network for recovery of gas trapped by fluid and particulate matter in a gas or oil well | Jun 28, 2018 | Issued |
Array
(
[id] => 16415042
[patent_doc_number] => 10822921
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-11-03
[patent_title] => Methods of using superabsorbent polymers for fracturing and sand control applications
[patent_app_type] => utility
[patent_app_number] => 16/019817
[patent_app_country] => US
[patent_app_date] => 2018-06-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7816
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 109
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16019817
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/019817 | Methods of using superabsorbent polymers for fracturing and sand control applications | Jun 26, 2018 | Issued |
Array
(
[id] => 17681386
[patent_doc_number] => 11365627
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-06-21
[patent_title] => Methods for predicting properties of clean formation fluid using real time downhole fluid analysis of contaminated samples
[patent_app_type] => utility
[patent_app_number] => 16/336172
[patent_app_country] => US
[patent_app_date] => 2018-06-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 10383
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 142
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16336172
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/336172 | Methods for predicting properties of clean formation fluid using real time downhole fluid analysis of contaminated samples | Jun 26, 2018 | Issued |
Array
(
[id] => 14869337
[patent_doc_number] => 20190284910
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-09-19
[patent_title] => SYSTEMS AND METHODS FOR OPTIMIZING PRODUCTION OF UNCONVENTIONAL HORIZONTAL WELLS
[patent_app_type] => utility
[patent_app_number] => 16/017613
[patent_app_country] => US
[patent_app_date] => 2018-06-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7321
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 88
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16017613
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/017613 | Systems and methods for optimizing production of unconventional horizontal wells | Jun 24, 2018 | Issued |
Array
(
[id] => 16199199
[patent_doc_number] => 10724352
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-07-28
[patent_title] => Pressure pulses for acid stimulation enhancement and optimization
[patent_app_type] => utility
[patent_app_number] => 16/015434
[patent_app_country] => US
[patent_app_date] => 2018-06-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 3117
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 119
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16015434
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/015434 | Pressure pulses for acid stimulation enhancement and optimization | Jun 21, 2018 | Issued |
Array
(
[id] => 14278761
[patent_doc_number] => 20190136665
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-05-09
[patent_title] => DOWNHOLE SUB WITH HYDRAULICALLY ACTUABLE SLEEVE VALVE
[patent_app_type] => utility
[patent_app_number] => 16/014926
[patent_app_country] => US
[patent_app_date] => 2018-06-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12875
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 16014926
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/014926 | Downhole sub with hydraulically actuable sleeve valve | Jun 20, 2018 | Issued |