Search

David M. Purol

Examiner (ID: 12291, Phone: (571)272-6833 , Office: P/3634 )

Most Active Art Unit
3634
Art Unit(s)
3505, 3509, 3623, 2899, 3634
Total Applications
2967
Issued Applications
2215
Pending Applications
74
Abandoned Applications
679

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19052117 [patent_doc_number] => 20240094086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => SYSTEM AND METHOD FOR DETECTING CENTROID OF COMPLEMENTARY SINGLE PIXEL [patent_app_type] => utility [patent_app_number] => 18/517487 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2486 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18517487 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/517487
System and method for detecting centroid of complementary single pixel Nov 21, 2023 Issued
Array ( [id] => 19035455 [patent_doc_number] => 20240085270 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => APPARATUS, SYSTEM, AND METHOD OF DETERMINING ONE OR MORE PARAMETERS OF A LENS [patent_app_type] => utility [patent_app_number] => 18/511932 [patent_app_country] => US [patent_app_date] => 2023-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23827 [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] => 18511932 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/511932
APPARATUS, SYSTEM, AND METHOD OF DETERMINING ONE OR MORE PARAMETERS OF A LENS Nov 15, 2023 Pending
Array ( [id] => 20528649 [patent_doc_number] => 12547084 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Positioning device [patent_app_type] => utility [patent_app_number] => 18/508306 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18508306 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/508306
Positioning device Nov 13, 2023 Issued
Array ( [id] => 20536641 [patent_doc_number] => 12553712 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Focus optimization for wafer which has multi-peak focus [patent_app_type] => utility [patent_app_number] => 18/386941 [patent_app_country] => US [patent_app_date] => 2023-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 2302 [patent_no_of_claims] => 14 [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] => 18386941 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/386941
Focus optimization for wafer which has multi-peak focus Nov 2, 2023 Issued
Array ( [id] => 19143469 [patent_doc_number] => 20240142339 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => METHODS OF GEOMETRY PARAMETERS MEASUREMENT FOR OPTICAL GRATINGS [patent_app_type] => utility [patent_app_number] => 18/384126 [patent_app_country] => US [patent_app_date] => 2023-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6567 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18384126 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/384126
Methods of geometry parameters measurement for optical gratings Oct 25, 2023 Issued
Array ( [id] => 18973530 [patent_doc_number] => 20240053622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => METHODS AND DEVICES FOR DETERMINING THE POSITION AND/OR ORIENTATION OF A SPECTACLE LENS ON A MOUNTING [patent_app_type] => utility [patent_app_number] => 18/493918 [patent_app_country] => US [patent_app_date] => 2023-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20658 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18493918 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/493918
METHODS AND DEVICES FOR DETERMINING THE POSITION AND/OR ORIENTATION OF A SPECTACLE LENS ON A MOUNTING Oct 24, 2023 Issued
Array ( [id] => 18989119 [patent_doc_number] => 20240061088 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => LIDAR SYSTEM INCLUDING MULTIFACETED DEFLECTOR [patent_app_type] => utility [patent_app_number] => 18/492998 [patent_app_country] => US [patent_app_date] => 2023-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9159 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18492998 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/492998
LIDAR system including multifaceted deflector Oct 23, 2023 Issued
Array ( [id] => 19234914 [patent_doc_number] => 20240192108 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => PARTICLE CHARACTERISATION [patent_app_type] => utility [patent_app_number] => 18/491034 [patent_app_country] => US [patent_app_date] => 2023-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12785 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18491034 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/491034
Particle characterization Oct 19, 2023 Issued
Array ( [id] => 19114291 [patent_doc_number] => 20240126041 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => OPTICAL ALIGNMENT APPARATUS AND METHOD FOR SURFACE MOUNTABLE OPTICAL MODULE [patent_app_type] => utility [patent_app_number] => 18/485784 [patent_app_country] => US [patent_app_date] => 2023-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4196 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18485784 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/485784
OPTICAL ALIGNMENT APPARATUS AND METHOD FOR SURFACE MOUNTABLE OPTICAL MODULE Oct 11, 2023 Pending
Array ( [id] => 19128452 [patent_doc_number] => 20240133805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => METHOD FOR DETERMINING THE PHASE AND/OR REFRACTIVE INDEX OF A REGION OF AN OBJECT, AND MICROSCOPE FOR DETERMINING THE PHASE AND/OR REFRACTIVE INDEX OF A REGION OF AN OBJECT [patent_app_type] => utility [patent_app_number] => 18/485286 [patent_app_country] => US [patent_app_date] => 2023-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4256 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18485286 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/485286
METHOD FOR DETERMINING THE PHASE AND/OR REFRACTIVE INDEX OF A REGION OF AN OBJECT, AND MICROSCOPE FOR DETERMINING THE PHASE AND/OR REFRACTIVE INDEX OF A REGION OF AN OBJECT Oct 10, 2023 Pending
Array ( [id] => 19879808 [patent_doc_number] => 20250112065 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => METROLOGY INTEGRATED WITH VACUUM PROCESSING [patent_app_type] => utility [patent_app_number] => 18/478946 [patent_app_country] => US [patent_app_date] => 2023-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7080 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18478946 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/478946
Metrology integrated with vacuum processing Sep 28, 2023 Issued
Array ( [id] => 19084066 [patent_doc_number] => 20240110867 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => MULTISPECTRAL REFLECTION IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/478303 [patent_app_country] => US [patent_app_date] => 2023-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5355 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18478303 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/478303
MULTISPECTRAL REFLECTION IMAGING SYSTEM Sep 28, 2023 Pending
Array ( [id] => 20439517 [patent_doc_number] => 12510350 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Surface sensing systems and methods for imaging a scanned surface of a sample via sum-frequency vibrational spectroscopy [patent_app_type] => utility [patent_app_number] => 18/476919 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5748 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476919 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476919
Surface sensing systems and methods for imaging a scanned surface of a sample via sum-frequency vibrational spectroscopy Sep 27, 2023 Issued
Array ( [id] => 19877726 [patent_doc_number] => 20250109983 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => MODULE PACKAGING ARCHITECTURE TO REDUCE CROSSTALK IN AN OPTICAL SENSOR [patent_app_type] => utility [patent_app_number] => 18/476551 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10343 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476551 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476551
MODULE PACKAGING ARCHITECTURE TO REDUCE CROSSTALK IN AN OPTICAL SENSOR Sep 27, 2023 Pending
Array ( [id] => 19795412 [patent_doc_number] => 12236364 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Metrology and process control for semiconductor manufacturing [patent_app_type] => utility [patent_app_number] => 18/369221 [patent_app_country] => US [patent_app_date] => 2023-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 6811 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18369221 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/369221
Metrology and process control for semiconductor manufacturing Sep 17, 2023 Issued
Array ( [id] => 19035453 [patent_doc_number] => 20240085268 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => OPTICAL WAVEFRONT MEASURING DEVICE AND MEASURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/368004 [patent_app_country] => US [patent_app_date] => 2023-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6053 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18368004 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/368004
Optical wavefront measuring device and measuring method thereof Sep 12, 2023 Issued
Array ( [id] => 19955993 [patent_doc_number] => 12326403 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-10 [patent_title] => Surface plasmon resonance signal amplification [patent_app_type] => utility [patent_app_number] => 18/463700 [patent_app_country] => US [patent_app_date] => 2023-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7088 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [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] => 18463700 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/463700
Surface plasmon resonance signal amplification Sep 7, 2023 Issued
Array ( [id] => 19816084 [patent_doc_number] => 20250074291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => VEHICLE HEADLIGHT EVALUATION [patent_app_type] => utility [patent_app_number] => 18/459867 [patent_app_country] => US [patent_app_date] => 2023-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9598 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 18459867 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/459867
VEHICLE HEADLIGHT EVALUATION Aug 31, 2023 Abandoned
Array ( [id] => 20202330 [patent_doc_number] => 12405106 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Device and method for measuring thickness [patent_app_type] => utility [patent_app_number] => 18/457548 [patent_app_country] => US [patent_app_date] => 2023-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 19 [patent_no_of_words] => 5199 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18457548 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/457548
Device and method for measuring thickness Aug 28, 2023 Issued
Array ( [id] => 19390564 [patent_doc_number] => 20240280434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => Lens testing equipment [patent_app_type] => utility [patent_app_number] => 18/233894 [patent_app_country] => US [patent_app_date] => 2023-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3151 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18233894 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/233894
Lens testing equipment Aug 14, 2023 Issued
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