Search

Luke D. Ratcliffe

Examiner (ID: 16175, Phone: (571)272-3110 , Office: P/3645 )

Most Active Art Unit
3645
Art Unit(s)
3645, 3662
Total Applications
2069
Issued Applications
1769
Pending Applications
102
Abandoned Applications
237

Applications

Application numberTitle of the applicationFiling DateStatus
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] => 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] => 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] => 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] => 17358165 [patent_doc_number] => 20220018961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [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] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 49766 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [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 Pending
Array ( [id] => 17358165 [patent_doc_number] => 20220018961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [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] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 49766 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [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 Pending
Array ( [id] => 17564514 [patent_doc_number] => 20220128663 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => METHODS AND APPARATUS FOR ARRAY BASED LIDAR SYSTEMS WITH REDUCED INTERFERENCE [patent_app_type] => utility [patent_app_number] => 17/488018 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11304 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17488018 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/488018
Methods and apparatus for array based lidar systems with reduced interference Sep 27, 2021 Issued
Array ( [id] => 17345106 [patent_doc_number] => 20220011437 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => DISTANCE MEASURING DEVICE, DISTANCE MEASURING SYSTEM, DISTANCE MEASURING METHOD, AND NON-TRANSITORY STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 17/486863 [patent_app_country] => US [patent_app_date] => 2021-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11183 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17486863 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/486863
DISTANCE MEASURING DEVICE, DISTANCE MEASURING SYSTEM, DISTANCE MEASURING METHOD, AND NON-TRANSITORY STORAGE MEDIUM Sep 26, 2021 Abandoned
Array ( [id] => 17316141 [patent_doc_number] => 20210405190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => TECHNIQUES FOR DETECTING CROSS-TALK INTERFERENCES IN LIDAR IMAGING SENSORS [patent_app_type] => utility [patent_app_number] => 17/471732 [patent_app_country] => US [patent_app_date] => 2021-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8941 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17471732 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/471732
Techniques for detecting cross-talk interferences in LiDAR imaging sensors Sep 9, 2021 Issued
Array ( [id] => 17316142 [patent_doc_number] => 20210405191 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => TECHNIQUES FOR DETECTING CROSS-TALK INTERFERENCES IN LIDAR IMAGING SENSORS WITH MULTIPLE LIGHT SOURCES [patent_app_type] => utility [patent_app_number] => 17/471781 [patent_app_country] => US [patent_app_date] => 2021-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8942 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17471781 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/471781
Techniques for detecting cross-talk interferences in LiDAR imaging sensors with multiple light sources Sep 9, 2021 Issued
Array ( [id] => 17461738 [patent_doc_number] => 20220075043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => BEAM DISPLACEMENT APPARATUS FOR LIGHT DETECTION AND RANGING [patent_app_type] => utility [patent_app_number] => 17/463860 [patent_app_country] => US [patent_app_date] => 2021-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8205 [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] => 17463860 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/463860
Beam displacement apparatus for light detection and ranging Aug 31, 2021 Issued
Array ( [id] => 17461771 [patent_doc_number] => 20220075076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => MULTIPLE TARGET LIDAR SYSTEM [patent_app_type] => utility [patent_app_number] => 17/463336 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13269 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17463336 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/463336
Multiple target LIDAR system Aug 30, 2021 Issued
Array ( [id] => 17316120 [patent_doc_number] => 20210405169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => MULTI-BEAM LIDAR SYSTEMS AND METHODS FOR DETECTION USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/458393 [patent_app_country] => US [patent_app_date] => 2021-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17458393 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/458393
Multi-beam LiDAR systems and methods for detection using the same Aug 25, 2021 Issued
Array ( [id] => 19058361 [patent_doc_number] => 11937548 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => System and method for sensing an edge [patent_app_type] => utility [patent_app_number] => 17/410809 [patent_app_country] => US [patent_app_date] => 2021-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 14919 [patent_no_of_claims] => 19 [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] => 17410809 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/410809
System and method for sensing an edge Aug 23, 2021 Issued
Array ( [id] => 18765203 [patent_doc_number] => 11815600 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Using a two-dimensional scanner to speed registration of three-dimensional scan data [patent_app_type] => utility [patent_app_number] => 17/407754 [patent_app_country] => US [patent_app_date] => 2021-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 19 [patent_no_of_words] => 9636 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 334 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17407754 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/407754
Using a two-dimensional scanner to speed registration of three-dimensional scan data Aug 19, 2021 Issued
Array ( [id] => 18576481 [patent_doc_number] => 11733000 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Riflescope with turret encoder controlled laser rangefinder [patent_app_type] => utility [patent_app_number] => 17/405618 [patent_app_country] => US [patent_app_date] => 2021-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2314 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17405618 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/405618
Riflescope with turret encoder controlled laser rangefinder Aug 17, 2021 Issued
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