Search

Luke D. Ratcliffe

Examiner (ID: 2978, Phone: (571)272-3110 , Office: P/3645 )

Most Active Art Unit
3645
Art Unit(s)
3645, 3662
Total Applications
2073
Issued Applications
1772
Pending Applications
99
Abandoned Applications
237

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16871568 [patent_doc_number] => 20210165035 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => METHOD AND DEVICE FOR DETERMINING THE CAUSE OF A FAULT IN AN ELECTRICAL CIRCUIT [patent_app_type] => utility [patent_app_number] => 16/952336 [patent_app_country] => US [patent_app_date] => 2020-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3881 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16952336 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/952336
METHOD AND DEVICE FOR DETERMINING THE CAUSE OF A FAULT IN AN ELECTRICAL CIRCUIT Nov 18, 2020 Abandoned
Array ( [id] => 18071928 [patent_doc_number] => 11530757 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-20 [patent_title] => Proximity faucet power source detection [patent_app_type] => utility [patent_app_number] => 16/949847 [patent_app_country] => US [patent_app_date] => 2020-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5495 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16949847 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/949847
Proximity faucet power source detection Nov 16, 2020 Issued
Array ( [id] => 17564317 [patent_doc_number] => 20220128466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => OCCUPANT LIGHT EXPOSURE DETECTION [patent_app_type] => utility [patent_app_number] => 17/077273 [patent_app_country] => US [patent_app_date] => 2020-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9338 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17077273 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/077273
Occupant light exposure detection Oct 21, 2020 Issued
Array ( [id] => 16917657 [patent_doc_number] => 20210190749 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => MACHINE OLFACTION SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/028245 [patent_app_country] => US [patent_app_date] => 2020-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12764 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17028245 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/028245
MACHINE OLFACTION SYSTEM AND METHOD Sep 21, 2020 Abandoned
Array ( [id] => 19718752 [patent_doc_number] => 12204289 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-21 [patent_title] => Device removal indication using different object proximity thresholds [patent_app_type] => utility [patent_app_number] => 17/018920 [patent_app_country] => US [patent_app_date] => 2020-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 13793 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17018920 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/018920
Device removal indication using different object proximity thresholds Sep 10, 2020 Issued
Array ( [id] => 18997254 [patent_doc_number] => 11914090 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Mitigating residual noise in a marine survey with orthogonal coded pseudo-random sweeps [patent_app_type] => utility [patent_app_number] => 16/997339 [patent_app_country] => US [patent_app_date] => 2020-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 40 [patent_no_of_words] => 12311 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16997339 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/997339
Mitigating residual noise in a marine survey with orthogonal coded pseudo-random sweeps Aug 18, 2020 Issued
Array ( [id] => 17082772 [patent_doc_number] => 20210277778 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => METHOD FOR EVALUATING BRITTLENESS OF DEEP SHALE RESERVOIR AND COMPUTER READABLE STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 16/945372 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4080 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16945372 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/945372
METHOD FOR EVALUATING BRITTLENESS OF DEEP SHALE RESERVOIR AND COMPUTER READABLE STORAGE MEDIUM Jul 30, 2020 Abandoned
Array ( [id] => 16744281 [patent_doc_number] => 10969261 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-06 [patent_title] => Devices and system for channeling and automatic monitoring of fluid flow in fluid distribution systems [patent_app_type] => utility [patent_app_number] => 16/942735 [patent_app_country] => US [patent_app_date] => 2020-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 26 [patent_no_of_words] => 14829 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16942735 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/942735
Devices and system for channeling and automatic monitoring of fluid flow in fluid distribution systems Jul 28, 2020 Issued
Array ( [id] => 16721824 [patent_doc_number] => 20210088971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => BALANCE SPRING FOR A HOROLOGICAL MOVEMENT [patent_app_type] => utility [patent_app_number] => 16/936682 [patent_app_country] => US [patent_app_date] => 2020-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2760 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16936682 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/936682
Balance spring for a horological movement Jul 22, 2020 Issued
Array ( [id] => 16423070 [patent_doc_number] => 20200348268 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => ULTRASOUND IMAGE DISPLAY METHOD AND APPARATUS, STORAGE MEDIUM, AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 16/935421 [patent_app_country] => US [patent_app_date] => 2020-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13139 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16935421 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/935421
Ultrasound image display method and apparatus, storage medium, and electronic device Jul 21, 2020 Issued
Array ( [id] => 16584240 [patent_doc_number] => 20210018642 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => SYSTEM AND METHOD FOR SEISMIC DATA CALIBRATION [patent_app_type] => utility [patent_app_number] => 16/928303 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4293 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16928303 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/928303
SYSTEM AND METHOD FOR SEISMIC DATA CALIBRATION Jul 13, 2020 Abandoned
Array ( [id] => 16392222 [patent_doc_number] => 20200333163 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-22 [patent_title] => ACCELEROMETER-BASED SYSTEMS AND METHODS FOR QUANTIFYING STEPS [patent_app_type] => utility [patent_app_number] => 16/921286 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7234 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 16921286 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/921286
Accelerometer-based systems and methods for quantifying steps Jul 5, 2020 Issued
Array ( [id] => 16392223 [patent_doc_number] => 20200333164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-22 [patent_title] => ACCELEROMETER-BASED SYSTEMS AND METHODS FOR QUANTIFYING STEPS [patent_app_type] => utility [patent_app_number] => 16/921292 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7232 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 16921292 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/921292
Accelerometer-based systems and methods for quantifying steps Jul 5, 2020 Issued
Array ( [id] => 17301061 [patent_doc_number] => 20210396900 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => THROUGH CASING FORMATION SLOWNESS EVALUATION WITH A SONIC LOGGING TOOL [patent_app_type] => utility [patent_app_number] => 16/905359 [patent_app_country] => US [patent_app_date] => 2020-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12642 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16905359 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/905359
Through casing formation slowness evaluation with a sonic logging tool Jun 17, 2020 Issued
Array ( [id] => 17293650 [patent_doc_number] => 20210389489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => DETERMINING A SEISMIC QUALITY FACTOR FOR SUBSURFACE FORMATIONS FROM A SEISMIC SOURCE TO A FIRST VSP DOWNHOLE RECEIVER [patent_app_type] => utility [patent_app_number] => 16/901914 [patent_app_country] => US [patent_app_date] => 2020-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8601 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16901914 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/901914
Determining a seismic quality factor for subsurface formations from a seismic source to a first VSP downhole receiver Jun 14, 2020 Issued
Array ( [id] => 17293654 [patent_doc_number] => 20210389493 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => MODELING PRESENCE AND QUALITY OF ORIGINAL ORGANIC MATERIALS IN A REGION [patent_app_type] => utility [patent_app_number] => 16/946261 [patent_app_country] => US [patent_app_date] => 2020-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11291 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16946261 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/946261
MODELING PRESENCE AND QUALITY OF ORIGINAL ORGANIC MATERIALS IN A REGION Jun 11, 2020 Abandoned
Array ( [id] => 18667399 [patent_doc_number] => 11774290 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Compensate surface gloss in spectrum recovery [patent_app_type] => utility [patent_app_number] => 16/895889 [patent_app_country] => US [patent_app_date] => 2020-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8152 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16895889 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/895889
Compensate surface gloss in spectrum recovery Jun 7, 2020 Issued
Array ( [id] => 17267953 [patent_doc_number] => 11193370 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-07 [patent_title] => Systems and methods for transient testing of hydrocarbon wells [patent_app_type] => utility [patent_app_number] => 16/894730 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 13064 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 821 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16894730 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/894730
Systems and methods for transient testing of hydrocarbon wells Jun 4, 2020 Issued
Array ( [id] => 18014516 [patent_doc_number] => 11506809 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => System and method for acoustically imaging wellbore during drilling [patent_app_type] => utility [patent_app_number] => 16/887150 [patent_app_country] => US [patent_app_date] => 2020-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5200 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16887150 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/887150
System and method for acoustically imaging wellbore during drilling May 28, 2020 Issued
Array ( [id] => 16514067 [patent_doc_number] => 20200393325 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => Leak Detection in Viscoelastic Pipes by Matched-Field Processing Method [patent_app_type] => utility [patent_app_number] => 15/929835 [patent_app_country] => US [patent_app_date] => 2020-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7175 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15929835 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/929835
Leak detection in viscoelastic pipes by matched-field processing method May 25, 2020 Issued
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