Search

Luke D. Ratcliffe

Examiner (ID: 10311, Phone: (571)272-3110 , Office: P/3645 )

Most Active Art Unit
3645
Art Unit(s)
3662, 3645
Total Applications
2121
Issued Applications
1794
Pending Applications
108
Abandoned Applications
243

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17549528 [patent_doc_number] => 20220120869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => RECEIVING SYSTEM FOR LIDAR, LIDAR AND METHOD FOR INHIBITING GHOST LINES [patent_app_type] => utility [patent_app_number] => 17/563305 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17563305 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/563305
Receiving system for lidar, lidar and method for inhibiting ghost lines Dec 27, 2021 Issued
Array ( [id] => 18173624 [patent_doc_number] => 11573327 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-07 [patent_title] => Systems and methods for light detection and ranging [patent_app_type] => utility [patent_app_number] => 17/555655 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 15042 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17555655 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/555655
Systems and methods for light detection and ranging Dec 19, 2021 Issued
Array ( [id] => 18971263 [patent_doc_number] => 20240051355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => SENSOR FOR WHEEL ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/258163 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12743 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18258163 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/258163
SENSOR FOR WHEEL ASSEMBLY Dec 15, 2021 Pending
Array ( [id] => 17785862 [patent_doc_number] => 11408980 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-08-09 [patent_title] => Techniques for generation of high brightness beams using a ridge waveguide [patent_app_type] => utility [patent_app_number] => 17/545070 [patent_app_country] => US [patent_app_date] => 2021-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6744 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17545070 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/545070
Techniques for generation of high brightness beams using a ridge waveguide Dec 7, 2021 Issued
Array ( [id] => 19624969 [patent_doc_number] => 12163786 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Construction verification system, method and computer program product [patent_app_type] => utility [patent_app_number] => 17/539913 [patent_app_country] => US [patent_app_date] => 2021-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 19 [patent_no_of_words] => 25329 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17539913 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/539913
Construction verification system, method and computer program product Nov 30, 2021 Issued
Array ( [id] => 17612787 [patent_doc_number] => 20220155066 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => HANDHELD ELECTRONIC DEVICE FOR GEOMETRIC MEASUREMENTS AND MARKING AN INTERSECTION POINT [patent_app_type] => utility [patent_app_number] => 17/531587 [patent_app_country] => US [patent_app_date] => 2021-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4137 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17531587 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/531587
Handheld electronic device for geometric measurements and marking an intersection point Nov 18, 2021 Issued
Array ( [id] => 17808860 [patent_doc_number] => 20220260695 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => COHERENT SIGNAL COMBINING WITH MULTIPLE-OUTPUTS FOR QUASI-CW LIDAR OPERATION [patent_app_type] => utility [patent_app_number] => 17/530328 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10184 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17530328 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/530328
Coherent signal combining with multiple-outputs for quasi-CW LIDAR operation Nov 17, 2021 Issued
Array ( [id] => 17611116 [patent_doc_number] => 20220153395 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => ANTI-FOULING SYSTEM FOR SUBMERGED STRUCTURES AND METHOD FOR PREVENTING BIOFOULING [patent_app_type] => utility [patent_app_number] => 17/525889 [patent_app_country] => US [patent_app_date] => 2021-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17525889 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/525889
Anti-fouling system for submerged structures and method for preventing biofouling Nov 12, 2021 Issued
Array ( [id] => 18883076 [patent_doc_number] => 20240006445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => LIGHT RECEIVING ELEMENT, PHOTODETECTOR, AND DISTANCE MEASUREMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/253880 [patent_app_country] => US [patent_app_date] => 2021-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18253880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/253880
LIGHT RECEIVING ELEMENT, PHOTODETECTOR, AND DISTANCE MEASUREMENT SYSTEM Nov 4, 2021 Pending
Array ( [id] => 17924019 [patent_doc_number] => 11467263 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-10-11 [patent_title] => Hyper temporal lidar with controllable variable laser seed energy [patent_app_type] => utility [patent_app_number] => 17/520189 [patent_app_country] => US [patent_app_date] => 2021-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 63 [patent_no_of_words] => 41338 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17520189 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/520189
Hyper temporal lidar with controllable variable laser seed energy Nov 4, 2021 Issued
Array ( [id] => 18818938 [patent_doc_number] => 20230393278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => ELECTRONIC DEVICE, METHOD AND COMPUTER PROGRAM [patent_app_type] => utility [patent_app_number] => 18/034423 [patent_app_country] => US [patent_app_date] => 2021-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11309 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18034423 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/034423
ELECTRONIC DEVICE, METHOD AND COMPUTER PROGRAM Nov 3, 2021 Pending
Array ( [id] => 18832028 [patent_doc_number] => 20230400555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => DETECTION METHOD AND DETECTION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/033432 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6675 [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] => 18033432 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/033432
DETECTION METHOD AND DETECTION SYSTEM Oct 26, 2021 Pending
Array ( [id] => 18846290 [patent_doc_number] => 20230408694 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => SEGMENTED FLASH LIDAR USING STATIONARY REFLECTORS [patent_app_type] => utility [patent_app_number] => 18/249312 [patent_app_country] => US [patent_app_date] => 2021-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9622 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18249312 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/249312
SEGMENTED FLASH LIDAR USING STATIONARY REFLECTORS Oct 20, 2021 Pending
Array ( [id] => 18997206 [patent_doc_number] => 11914042 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-02-27 [patent_title] => System and method for measuring the position of a moving object [patent_app_type] => utility [patent_app_number] => 17/506608 [patent_app_country] => US [patent_app_date] => 2021-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8429 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [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] => 17506608 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/506608
System and method for measuring the position of a moving object Oct 19, 2021 Issued
Array ( [id] => 19949537 [patent_doc_number] => 12320898 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Method and system for vehicle odometry using coherent range doppler optical sensors [patent_app_type] => utility [patent_app_number] => 17/506397 [patent_app_country] => US [patent_app_date] => 2021-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 36 [patent_no_of_words] => 18878 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17506397 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/506397
Method and system for vehicle odometry using coherent range doppler optical sensors Oct 19, 2021 Issued
Array ( [id] => 17387154 [patent_doc_number] => 20220035006 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => BEAM STEERING LADAR SENSOR [patent_app_type] => utility [patent_app_number] => 17/451154 [patent_app_country] => US [patent_app_date] => 2021-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19309 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17451154 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/451154
Beam steering LADAR sensor Oct 15, 2021 Issued
Array ( [id] => 18810121 [patent_doc_number] => 20230384456 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => IMAGE PROCESSOR, COMPUTER-IMPLEMENTED IMAGE PROCESSING METHOD, COMPUTER PROGRAM AND NON-VOLATILE DATA CARRIER [patent_app_type] => utility [patent_app_number] => 18/248823 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [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] => 18248823 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/248823
IMAGE PROCESSOR, COMPUTER-IMPLEMENTED IMAGE PROCESSING METHOD, COMPUTER PROGRAM AND NON-VOLATILE DATA CARRIER Oct 11, 2021 Pending
Array ( [id] => 20821595 [patent_doc_number] => 12677081 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-07 [patent_title] => APD sensor and ranging system [patent_app_type] => utility [patent_app_number] => 18/248693 [patent_app_country] => US [patent_app_date] => 2021-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 21 [patent_no_of_words] => 13989 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18248693 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/248693
APD sensor and ranging system Oct 5, 2021 Issued
Array ( [id] => 20757749 [patent_doc_number] => 12650513 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-09 [patent_title] => LIDAR with adaptive laser point density [patent_app_type] => utility [patent_app_number] => 17/492513 [patent_app_country] => US [patent_app_date] => 2021-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 69 [patent_figures_cnt] => 93 [patent_no_of_words] => 44010 [patent_no_of_claims] => 20 [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] => 17492513 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/492513
LIDAR with adaptive laser point density Sep 30, 2021 Issued
Array ( [id] => 18810089 [patent_doc_number] => 20230384424 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => LIGHT EMITTING DEVICE AND RANGING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/248741 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12895 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18248741 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/248741
LIGHT EMITTING DEVICE AND RANGING SYSTEM Sep 28, 2021 Pending
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