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] => 15592925 [patent_doc_number] => 20200072997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => SAND PACK AND GRAVEL PACK ACOUSTIC EVALUATION METHOD AND SYSTEM [patent_app_type] => utility [patent_app_number] => 16/569961 [patent_app_country] => US [patent_app_date] => 2019-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9800 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -40 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16569961 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/569961
Sand pack and gravel pack acoustic evaluation method and system Sep 12, 2019 Issued
Array ( [id] => 15437969 [patent_doc_number] => 20200033168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-30 [patent_title] => DEVICES AND SYSTEM FOR CHANNELING AND AUTOMATIC MONITORING OF FLUID FLOW IN FLUID DISTRIBUTION SYSTEMS [patent_app_type] => utility [patent_app_number] => 16/536704 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14826 [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] => 16536704 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/536704
Devices and system for channeling and automatic monitoring of fluid flow in fluid distribution systems Aug 8, 2019 Issued
Array ( [id] => 15088571 [patent_doc_number] => 20190339096 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => SENSOR OUTPUT CHANGE DETECTION [patent_app_type] => utility [patent_app_number] => 16/513042 [patent_app_country] => US [patent_app_date] => 2019-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16513042 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/513042
Sensor output change detection Jul 15, 2019 Issued
Array ( [id] => 16576782 [patent_doc_number] => 20210011183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-14 [patent_title] => METHOD AND SYSTEM FOR SEISMIC ACQUISITION USING A DISPERSED SOURCE ARRAY AND SPECTRALLY NON-OVERLAPPING SOURCES [patent_app_type] => utility [patent_app_number] => 16/505764 [patent_app_country] => US [patent_app_date] => 2019-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3517 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16505764 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/505764
Method and system for seismic acquisition using a dispersed source array and spectrally non-overlapping sources Jul 8, 2019 Issued
Array ( [id] => 17468717 [patent_doc_number] => 11275192 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-15 [patent_title] => Pile integrity detection system based on cross-hole sonic logging method [patent_app_type] => utility [patent_app_number] => 16/503930 [patent_app_country] => US [patent_app_date] => 2019-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4358 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 830 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16503930 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/503930
Pile integrity detection system based on cross-hole sonic logging method Jul 4, 2019 Issued
Array ( [id] => 17053414 [patent_doc_number] => 20210262848 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => FIELD DEVICE HAVING A PLURALITY OF ARITHMETIC UNITS [patent_app_type] => utility [patent_app_number] => 17/260747 [patent_app_country] => US [patent_app_date] => 2019-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5035 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17260747 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/260747
Field device having a plurality of arithmetic units Jul 3, 2019 Issued
Array ( [id] => 19669099 [patent_doc_number] => 12181843 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Electronic apparatus, information processing method, and storage medium storing information processing program [patent_app_type] => utility [patent_app_number] => 16/448217 [patent_app_country] => US [patent_app_date] => 2019-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 9938 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 431 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16448217 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/448217
Electronic apparatus, information processing method, and storage medium storing information processing program Jun 20, 2019 Issued
Array ( [id] => 15121091 [patent_doc_number] => 20190347179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-14 [patent_title] => SYSTEM AND METHOD FOR IMPROVED PROCESSING PERFORMANCE [patent_app_type] => utility [patent_app_number] => 16/441077 [patent_app_country] => US [patent_app_date] => 2019-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6634 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16441077 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/441077
System and method for improved processing performance Jun 13, 2019 Issued
Array ( [id] => 17023666 [patent_doc_number] => 20210247537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => A METHOD FOR GENERATING PREDICTED ULTRASONIC MEASUREMENTS FROM SONIC DATA [patent_app_type] => utility [patent_app_number] => 16/972651 [patent_app_country] => US [patent_app_date] => 2019-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8591 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16972651 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/972651
Method for generating predicted ultrasonic measurements from sonic data Jun 6, 2019 Issued
Array ( [id] => 17658653 [patent_doc_number] => 20220179118 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => ENHANCED-RESOLUTION SONIC DATA PROCESSING FOR FORMATION BODY WAVE SLOWNESS WITH FULL OFFSET WAVEFORM DATA [patent_app_type] => utility [patent_app_number] => 17/601990 [patent_app_country] => US [patent_app_date] => 2019-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13013 [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] => 17601990 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/601990
Enhanced-resolution sonic data processing for formation body wave slowness with full offset waveform data May 20, 2019 Issued
Array ( [id] => 17876054 [patent_doc_number] => 11448058 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-20 [patent_title] => Comprehensive structural health monitoring method for bottom hole assembly [patent_app_type] => utility [patent_app_number] => 16/405434 [patent_app_country] => US [patent_app_date] => 2019-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6705 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16405434 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/405434
Comprehensive structural health monitoring method for bottom hole assembly May 6, 2019 Issued
Array ( [id] => 16046419 [patent_doc_number] => 10685083 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-16 [patent_title] => Apparatuses and methods for calibrating magnetometer attitude-independent parameters [patent_app_type] => utility [patent_app_number] => 16/405728 [patent_app_country] => US [patent_app_date] => 2019-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 6122 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16405728 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/405728
Apparatuses and methods for calibrating magnetometer attitude-independent parameters May 6, 2019 Issued
Array ( [id] => 16401891 [patent_doc_number] => 20200342749 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => METHODS, APPARATUSES, SYSTEMS, AND COMPUTER PROGRAM PRODUCTS FOR MULTI-POINT SHUNT CALIBRATION [patent_app_type] => utility [patent_app_number] => 16/394273 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26618 [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] => 16394273 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/394273
Methods, apparatuses, systems, and computer program products for multi-point shunt calibration Apr 24, 2019 Issued
Array ( [id] => 19121973 [patent_doc_number] => 11965949 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Method for optimized bias and signal inference in magnetic resonance image analysis [patent_app_type] => utility [patent_app_number] => 17/604640 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 36 [patent_no_of_words] => 16045 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17604640 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/604640
Method for optimized bias and signal inference in magnetic resonance image analysis Apr 24, 2019 Issued
Array ( [id] => 16614320 [patent_doc_number] => 20210032973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-04 [patent_title] => EVALUATING CASING CEMENT USING AUTOMATED DETECTION OF CLINGING COMPRESSION WAVE (P) ARRIVALS [patent_app_type] => utility [patent_app_number] => 17/046967 [patent_app_country] => US [patent_app_date] => 2019-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5288 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17046967 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/046967
Evaluating casing cement using automated detection of clinging compression wave (P) arrivals Apr 11, 2019 Issued
Array ( [id] => 16344937 [patent_doc_number] => 20200309587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-01 [patent_title] => Expert Control Systems and Methods for Level Measurement [patent_app_type] => utility [patent_app_number] => 16/371129 [patent_app_country] => US [patent_app_date] => 2019-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8235 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16371129 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/371129
Expert control systems and methods for level measurement Mar 31, 2019 Issued
Array ( [id] => 14838541 [patent_doc_number] => 20190277671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-12 [patent_title] => METHOD AND DEVICE FOR CALIBRATING A SENSOR OF A VEHICLE [patent_app_type] => utility [patent_app_number] => 16/292580 [patent_app_country] => US [patent_app_date] => 2019-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16292580 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/292580
Method and device for calibrating a sensor of a vehicle Mar 4, 2019 Issued
Array ( [id] => 14478295 [patent_doc_number] => 20190190801 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => POWER MANAGEMENT FOR DISTRIBUTED COMMUNICATION SYSTEMS, AND RELATED COMPONENTS, SYSTEMS, AND METHODS [patent_app_type] => utility [patent_app_number] => 16/281333 [patent_app_country] => US [patent_app_date] => 2019-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6992 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16281333 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/281333
Power management for distributed communication systems, and related components, systems, and methods Feb 20, 2019 Issued
Array ( [id] => 14408285 [patent_doc_number] => 20190169986 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => REAL-TIME SYNTHETIC LOGGING FOR OPTIMIZATION OF DRILLING, STEERING, AND STIMULATION [patent_app_type] => utility [patent_app_number] => 16/273383 [patent_app_country] => US [patent_app_date] => 2019-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13522 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16273383 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/273383
Real-time synthetic logging for optimization of drilling, steering, and stimulation Feb 11, 2019 Issued
Array ( [id] => 18247507 [patent_doc_number] => 11604086 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => Measurement of flow rate from a reflected signal [patent_app_type] => utility [patent_app_number] => 16/270300 [patent_app_country] => US [patent_app_date] => 2019-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5012 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16270300 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/270300
Measurement of flow rate from a reflected signal Feb 6, 2019 Issued
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