Search

David Lee Lewis

Supervisory Patent Examiner (ID: 13344, Phone: (571)272-7673 , Office: P/3714 )

Most Active Art Unit
2629
Art Unit(s)
3714, 2609, 2629, 2774, 3715, 2673, 2775, 2778, 2875
Total Applications
692
Issued Applications
526
Pending Applications
27
Abandoned Applications
140

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20344132 [patent_doc_number] => 12467859 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Method for constructing infrared imaging dataset of gas leakage based on computational fluid dynamics [patent_app_type] => utility [patent_app_number] => 19/215245 [patent_app_country] => US [patent_app_date] => 2025-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19215245 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/215245
Method for constructing infrared imaging dataset of gas leakage based on computational fluid dynamics May 20, 2025 Issued
Array ( [id] => 19847800 [patent_doc_number] => 20250093151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => BIREFRINGENCE MITIGATION IN AN OPTICAL NETWORK [patent_app_type] => utility [patent_app_number] => 18/970623 [patent_app_country] => US [patent_app_date] => 2024-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10585 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18970623 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/970623
BIREFRINGENCE MITIGATION IN AN OPTICAL NETWORK Dec 4, 2024 Pending
Array ( [id] => 20042245 [patent_doc_number] => 20250180467 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => High-throughput single-molecule photoacoustic absorption spectroscopy with nanomechanical oscillators [patent_app_type] => utility [patent_app_number] => 18/965736 [patent_app_country] => US [patent_app_date] => 2024-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 669 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18965736 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/965736
High-throughput single-molecule photoacoustic absorption spectroscopy with nanomechanical oscillators Dec 1, 2024 Pending
Array ( [id] => 19903464 [patent_doc_number] => 12280452 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-22 [patent_title] => Collaborative weld seam tracking method based on laser line scanning sensing and platform thereof [patent_app_type] => utility [patent_app_number] => 18/961487 [patent_app_country] => US [patent_app_date] => 2024-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2254 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18961487 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/961487
Collaborative weld seam tracking method based on laser line scanning sensing and platform thereof Nov 26, 2024 Issued
Array ( [id] => 20034155 [patent_doc_number] => 20250172377 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => OPTICAL DISPLACEMENT SENSOR ARRANGEMENT AND METHOD OF OPERATION [patent_app_type] => utility [patent_app_number] => 18/956712 [patent_app_country] => US [patent_app_date] => 2024-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18956712 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/956712
OPTICAL DISPLACEMENT SENSOR ARRANGEMENT AND METHOD OF OPERATION Nov 21, 2024 Pending
Array ( [id] => 19984978 [patent_doc_number] => 20250123200 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => METHOD FOR DETECTING AN OBJECT CONTAINING RECYCLED PLASTIC MATERIALS BY QUALITATIVE AND SEMI-QUANTITATIVE DETECTIONS [patent_app_type] => utility [patent_app_number] => 18/910807 [patent_app_country] => US [patent_app_date] => 2024-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18910807 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/910807
METHOD FOR DETECTING AN OBJECT CONTAINING RECYCLED PLASTIC MATERIALS BY QUALITATIVE AND SEMI-QUANTITATIVE DETECTIONS Oct 8, 2024 Pending
Array ( [id] => 19685389 [patent_doc_number] => 20250003934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => MULTI-COMPONENT GAS AND VAPOR MONITORING SENSOR [patent_app_type] => utility [patent_app_number] => 18/884939 [patent_app_country] => US [patent_app_date] => 2024-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6344 [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] => 18884939 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/884939
MULTI-COMPONENT GAS AND VAPOR MONITORING SENSOR Sep 12, 2024 Pending
Array ( [id] => 19676908 [patent_doc_number] => 12188762 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-07 [patent_title] => Birefringence mitigation in an optical network [patent_app_type] => utility [patent_app_number] => 18/885002 [patent_app_country] => US [patent_app_date] => 2024-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 10565 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18885002 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/885002
Birefringence mitigation in an optical network Sep 12, 2024 Issued
Array ( [id] => 19685327 [patent_doc_number] => 20250003872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => RAPIDLY TUNEABLE DIODE LIDAR FOR METHANE DETECTION [patent_app_type] => utility [patent_app_number] => 18/884929 [patent_app_country] => US [patent_app_date] => 2024-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11196 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18884929 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/884929
RAPIDLY TUNEABLE DIODE LIDAR FOR METHANE DETECTION Sep 12, 2024 Pending
Array ( [id] => 20569640 [patent_doc_number] => 20260063562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-05 [patent_title] => SYSTEM AND METHOD OF INSPECTING A SURFACE [patent_app_type] => utility [patent_app_number] => 18/818510 [patent_app_country] => US [patent_app_date] => 2024-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9818 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18818510 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/818510
SYSTEM AND METHOD OF INSPECTING A SURFACE Aug 27, 2024 Pending
Array ( [id] => 19644108 [patent_doc_number] => 20240418628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => METHOD FOR GENERATING DATA FOR PARTICLE ANALYSIS, NON-TRANSITORY COMPUTER PROGRAM FOR GENERATING DATA FOR PARTICLE ANALYSIS, AND DEVICE FOR GENERATING DATA FOR PARTICLE ANALYSIS [patent_app_type] => utility [patent_app_number] => 18/813339 [patent_app_country] => US [patent_app_date] => 2024-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6180 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18813339 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/813339
METHOD FOR GENERATING DATA FOR PARTICLE ANALYSIS, NON-TRANSITORY COMPUTER PROGRAM FOR GENERATING DATA FOR PARTICLE ANALYSIS, AND DEVICE FOR GENERATING DATA FOR PARTICLE ANALYSIS Aug 22, 2024 Pending
Array ( [id] => 19630152 [patent_doc_number] => 20240408601 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => MICROPLATE HOLDER FOR IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/811582 [patent_app_country] => US [patent_app_date] => 2024-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22604 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18811582 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/811582
MICROPLATE HOLDER FOR IMAGING SYSTEM Aug 20, 2024 Pending
Array ( [id] => 19885053 [patent_doc_number] => 12270756 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Device for collaborative detection of carbon and nitrogen emissions and method thereof [patent_app_type] => utility [patent_app_number] => 18/810526 [patent_app_country] => US [patent_app_date] => 2024-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 9749 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 1140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18810526 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/810526
Device for collaborative detection of carbon and nitrogen emissions and method thereof Aug 20, 2024 Issued
Array ( [id] => 19632308 [patent_doc_number] => 20240410757 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => OPTICAL FILTER FOR AN OPTICAL SENSOR DEVICE [patent_app_type] => utility [patent_app_number] => 18/809402 [patent_app_country] => US [patent_app_date] => 2024-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18809402 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/809402
OPTICAL FILTER FOR AN OPTICAL SENSOR DEVICE Aug 19, 2024 Pending
Array ( [id] => 20542978 [patent_doc_number] => 20260049868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-19 [patent_title] => Apparatus and A Method for Carrying Out Spectroscopy [patent_app_type] => utility [patent_app_number] => 18/804595 [patent_app_country] => US [patent_app_date] => 2024-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3251 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18804595 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/804595
Apparatus and A Method for Carrying Out Spectroscopy Aug 13, 2024 Pending
Array ( [id] => 19602793 [patent_doc_number] => 20240393673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => METHOD OF FAST SURFACE PARTICLE AND SCRATCH DETECTION FOR EUV MASK BACKSIDE [patent_app_type] => utility [patent_app_number] => 18/790793 [patent_app_country] => US [patent_app_date] => 2024-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18790793 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/790793
METHOD OF FAST SURFACE PARTICLE AND SCRATCH DETECTION FOR EUV MASK BACKSIDE Jul 30, 2024 Pending
Array ( [id] => 19609544 [patent_doc_number] => 12158416 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-03 [patent_title] => Method, device, and system for detecting soil organic matter [patent_app_type] => utility [patent_app_number] => 18/788971 [patent_app_country] => US [patent_app_date] => 2024-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 17 [patent_no_of_words] => 12958 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 418 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18788971 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/788971
Method, device, and system for detecting soil organic matter Jul 29, 2024 Issued
Array ( [id] => 19746973 [patent_doc_number] => 20250035538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => Method and apparatus for Multi-Modal Polarization Holographic Spectrometry for Material Analysis [patent_app_type] => utility [patent_app_number] => 18/778705 [patent_app_country] => US [patent_app_date] => 2024-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3194 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18778705 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/778705
Method and apparatus for Multi-Modal Polarization Holographic Spectrometry for Material Analysis Jul 18, 2024 Pending
Array ( [id] => 19529318 [patent_doc_number] => 20240353220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => SYSTEMS AND METHODS FOR OPTICAL TRACKING OF HIGH PRECISION [patent_app_type] => utility [patent_app_number] => 18/760441 [patent_app_country] => US [patent_app_date] => 2024-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8460 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18760441 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/760441
Systems and methods for optical tracking of high precision Jun 30, 2024 Issued
Array ( [id] => 20427528 [patent_doc_number] => 20250389618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => PIXEL HEADLAMP AIMING [patent_app_type] => utility [patent_app_number] => 18/751596 [patent_app_country] => US [patent_app_date] => 2024-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18751596 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751596
PIXEL HEADLAMP AIMING Jun 23, 2024 Pending
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