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Derek S. Chapel

Examiner (ID: 5094, Phone: (571)272-8042 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2872
Total Applications
1327
Issued Applications
895
Pending Applications
81
Abandoned Applications
367

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20166277 [patent_doc_number] => 20250258324 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => RETRO-REFLECTIVE MARKER WITH UNIFORMLY DISTRIBUTED MICROELEMENTS [patent_app_type] => utility [patent_app_number] => 19/070952 [patent_app_country] => US [patent_app_date] => 2025-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6669 [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] => 19070952 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/070952
RETRO-REFLECTIVE MARKER WITH UNIFORMLY DISTRIBUTED MICROELEMENTS Mar 4, 2025 Pending
Array ( [id] => 20289656 [patent_doc_number] => 20250314899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => VIRTUAL REALITY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/982572 [patent_app_country] => US [patent_app_date] => 2024-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11220 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 395 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18982572 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/982572
VIRTUAL REALITY APPARATUS Dec 15, 2024 Pending
Array ( [id] => 20613147 [patent_doc_number] => 20260083232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-26 [patent_title] => Implement Support Assembly and System for an Implement [patent_app_type] => utility [patent_app_number] => 18/897354 [patent_app_country] => US [patent_app_date] => 2024-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18897354 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/897354
Implement Support Assembly and System for an Implement Sep 25, 2024 Pending
Array ( [id] => 19660057 [patent_doc_number] => 20240427122 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => Folded Optics with Tilt Actuator and Spring Suspension [patent_app_type] => utility [patent_app_number] => 18/829083 [patent_app_country] => US [patent_app_date] => 2024-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7709 [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] => 18829083 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/829083
Folded Optics with Tilt Actuator and Spring Suspension Sep 8, 2024 Pending
Array ( [id] => 19660049 [patent_doc_number] => 20240427114 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => OPTICAL IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/826488 [patent_app_country] => US [patent_app_date] => 2024-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8864 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18826488 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/826488
OPTICAL IMAGING SYSTEM Sep 5, 2024 Pending
Array ( [id] => 19642316 [patent_doc_number] => 20240416836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => EXTERIOR REARVIEW MIRROR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/814713 [patent_app_country] => US [patent_app_date] => 2024-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5076 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 539 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18814713 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/814713
EXTERIOR REARVIEW MIRROR ASSEMBLY Aug 25, 2024 Pending
Array ( [id] => 19632756 [patent_doc_number] => 20240411205 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => ANTI-SHAKE MOTOR, CAMERA MODULE, AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/807999 [patent_app_country] => US [patent_app_date] => 2024-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5051 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18807999 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/807999
ANTI-SHAKE MOTOR, CAMERA MODULE, AND ELECTRONIC DEVICE Aug 17, 2024 Pending
Array ( [id] => 19616266 [patent_doc_number] => 20240401946 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => RANGE FINDING BINOCULAR TELESCOPE [patent_app_type] => utility [patent_app_number] => 18/801853 [patent_app_country] => US [patent_app_date] => 2024-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6383 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 454 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18801853 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/801853
RANGE FINDING BINOCULAR TELESCOPE Aug 12, 2024 Pending
Array ( [id] => 19644449 [patent_doc_number] => 20240418969 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => HIGH-MAGNIFICATION PHOTOGRAPHY EXPLOITING POLARIZING BEAMSPLITTERS, WAVE PLATES, AND REFLECTORS [patent_app_type] => utility [patent_app_number] => 18/781114 [patent_app_country] => US [patent_app_date] => 2024-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11363 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18781114 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/781114
HIGH-MAGNIFICATION PHOTOGRAPHY EXPLOITING POLARIZING BEAMSPLITTERS, WAVE PLATES, AND REFLECTORS Jul 22, 2024 Pending
Array ( [id] => 19558023 [patent_doc_number] => 20240369815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => APPARATUS AND METHOD FOR COAXIAL LINE-SCANNING BRILLOUIN MICROSCOPY [patent_app_type] => utility [patent_app_number] => 18/779030 [patent_app_country] => US [patent_app_date] => 2024-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6240 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18779030 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/779030
APPARATUS AND METHOD FOR COAXIAL LINE-SCANNING BRILLOUIN MICROSCOPY Jul 20, 2024 Pending
Array ( [id] => 19725353 [patent_doc_number] => 20250028104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => DIRECT-WRITE LASER-ASSISTED ALTERING OF METASURFACES [patent_app_type] => utility [patent_app_number] => 18/778855 [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] => 5473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18778855 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/778855
DIRECT-WRITE LASER-ASSISTED ALTERING OF METASURFACES Jul 18, 2024 Pending
Array ( [id] => 20289571 [patent_doc_number] => 20250314814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => VISUAL OPTICAL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/776407 [patent_app_country] => US [patent_app_date] => 2024-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18776407 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/776407
VISUAL OPTICAL SYSTEM Jul 17, 2024 Pending
Array ( [id] => 20316944 [patent_doc_number] => 12455494 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Light-based computing methods [patent_app_type] => utility [patent_app_number] => 18/776077 [patent_app_country] => US [patent_app_date] => 2024-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 4173 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18776077 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/776077
Light-based computing methods Jul 16, 2024 Issued
Array ( [id] => 20460575 [patent_doc_number] => 20260010000 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-08 [patent_title] => Window Type Beam Sampler With Mitigated Ghosting Effect [patent_app_type] => utility [patent_app_number] => 18/762764 [patent_app_country] => US [patent_app_date] => 2024-07-03 [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] => -9 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18762764 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/762764
Window Type Beam Sampler With Mitigated Ghosting Effect Jul 2, 2024 Pending
Array ( [id] => 19755914 [patent_doc_number] => 20250044479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => METASURFACE, DESIGN METHOD, DESIGN DEVICE, ELECTRONIC DEVICE AND FABRICATION METHOD [patent_app_type] => utility [patent_app_number] => 18/760051 [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] => 11918 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18760051 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/760051
METASURFACE, DESIGN METHOD, DESIGN DEVICE, ELECTRONIC DEVICE AND FABRICATION METHOD Jun 30, 2024 Pending
Array ( [id] => 20414923 [patent_doc_number] => 12498199 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Reticle adjusting structure, multi-mode sighting device, and reticle adjusting method thereof [patent_app_type] => utility [patent_app_number] => 18/752820 [patent_app_country] => US [patent_app_date] => 2024-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 7610 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18752820 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/752820
Reticle adjusting structure, multi-mode sighting device, and reticle adjusting method thereof Jun 24, 2024 Issued
Array ( [id] => 19565978 [patent_doc_number] => 12140746 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-11-12 [patent_title] => Night vision device [patent_app_type] => utility [patent_app_number] => 18/677363 [patent_app_country] => US [patent_app_date] => 2024-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3136 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18677363 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/677363
Night vision device May 28, 2024 Issued
Array ( [id] => 19694408 [patent_doc_number] => 20250012953 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => RETRO-REFLECTIVE MARKER WITH UNIFORMLY DISTRIBUTED MICROELEMENTS [patent_app_type] => utility [patent_app_number] => 18/674190 [patent_app_country] => US [patent_app_date] => 2024-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12190 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18674190 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/674190
Retro-reflective marker with uniformly distributed microelements May 23, 2024 Issued
Array ( [id] => 19434140 [patent_doc_number] => 20240302638 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => OPTICAL INSTRUMENT, IMAGING SYSTEM, AND IMAGING METHOD FOR MINIATURE MULTI-PHOTON MICROSCOPE [patent_app_type] => utility [patent_app_number] => 18/667105 [patent_app_country] => US [patent_app_date] => 2024-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6696 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18667105 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/667105
OPTICAL INSTRUMENT, IMAGING SYSTEM, AND IMAGING METHOD FOR MINIATURE MULTI-PHOTON MICROSCOPE May 16, 2024 Pending
Array ( [id] => 20109675 [patent_doc_number] => 12360389 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Reflecting module for optical image stabilization (OIS) and camera module including the same [patent_app_type] => utility [patent_app_number] => 18/661002 [patent_app_country] => US [patent_app_date] => 2024-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 39 [patent_no_of_words] => 7725 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18661002 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/661002
Reflecting module for optical image stabilization (OIS) and camera module including the same May 9, 2024 Issued
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