Search

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] => 19405103 [patent_doc_number] => 20240288614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => OPTICAL SYSTEMS AND OPTICAL FILTERS [patent_app_type] => utility [patent_app_number] => 18/656731 [patent_app_country] => US [patent_app_date] => 2024-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18451 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18656731 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/656731
Optical systems and optical filters May 6, 2024 Issued
Array ( [id] => 19685631 [patent_doc_number] => 20250004176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => OPTICAL COMPONENT, IMAGING LENS AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/637320 [patent_app_country] => US [patent_app_date] => 2024-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8010 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18637320 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/637320
OPTICAL COMPONENT, IMAGING LENS AND ELECTRONIC DEVICE Apr 15, 2024 Pending
Array ( [id] => 19498829 [patent_doc_number] => 20240337847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => PROJECTION DEVICE WITH AN OPTIMIZED EMISSION POINT DISTRIBUTION ON A DISCRETIZED EMISSION SURFACE [patent_app_type] => utility [patent_app_number] => 18/627355 [patent_app_country] => US [patent_app_date] => 2024-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14250 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18627355 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/627355
PROJECTION DEVICE WITH AN OPTIMIZED EMISSION POINT DISTRIBUTION ON A DISCRETIZED EMISSION SURFACE Apr 3, 2024 Pending
Array ( [id] => 19481356 [patent_doc_number] => 20240329398 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/612569 [patent_app_country] => US [patent_app_date] => 2024-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9129 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18612569 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/612569
Display device Mar 20, 2024 Issued
Array ( [id] => 19481341 [patent_doc_number] => 20240329383 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => COMPUTER-IMPLEMENTED METHODS FOR MANUAL FOCUS ADJUSTMENT OF A MICROSCOPE AND MICROSCOPES WITH MANUAL FOCUS ADJUSTMENT [patent_app_type] => utility [patent_app_number] => 18/610320 [patent_app_country] => US [patent_app_date] => 2024-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7302 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18610320 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/610320
COMPUTER-IMPLEMENTED METHODS FOR MANUAL FOCUS ADJUSTMENT OF A MICROSCOPE AND MICROSCOPES WITH MANUAL FOCUS ADJUSTMENT Mar 19, 2024 Pending
Array ( [id] => 19267014 [patent_doc_number] => 20240210715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => Polarization Sorting Metasurface Microlens Array Device [patent_app_type] => utility [patent_app_number] => 18/601842 [patent_app_country] => US [patent_app_date] => 2024-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 18601842 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/601842
Polarization sorting metasurface microlens array device Mar 10, 2024 Issued
Array ( [id] => 20666139 [patent_doc_number] => 12607912 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [patent_title] => Camera module [patent_app_type] => utility [patent_app_number] => 18/594023 [patent_app_country] => US [patent_app_date] => 2024-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 306 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18594023 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/594023
Camera module Mar 3, 2024 Issued
Array ( [id] => 19235445 [patent_doc_number] => 20240192639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => MULTI-IMAGE DISPLAY APPARATUS PROVIDING HOLOGRAPHIC IMAGE [patent_app_type] => utility [patent_app_number] => 18/585252 [patent_app_country] => US [patent_app_date] => 2024-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11677 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18585252 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/585252
Multi-image display apparatus providing holographic image Feb 22, 2024 Issued
Array ( [id] => 20151753 [patent_doc_number] => 20250251591 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => WAVEGUIDE FOR MIXED REALITY VIEWING [patent_app_type] => utility [patent_app_number] => 18/434243 [patent_app_country] => US [patent_app_date] => 2024-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2214 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18434243 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/434243
WAVEGUIDE FOR MIXED REALITY VIEWING Feb 5, 2024 Pending
Array ( [id] => 19319935 [patent_doc_number] => 20240241479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => Watch Dial And Watch [patent_app_type] => utility [patent_app_number] => 18/414697 [patent_app_country] => US [patent_app_date] => 2024-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6974 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18414697 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/414697
Watch Dial And Watch Jan 16, 2024 Pending
Array ( [id] => 19848323 [patent_doc_number] => 20250093674 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => OPTICAL IMAGE STABILIZATION DEVICE AND OPTICAL DEVICE [patent_app_type] => utility [patent_app_number] => 18/404812 [patent_app_country] => US [patent_app_date] => 2024-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6264 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18404812 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/404812
Optical image stabilization device and optical device Jan 3, 2024 Issued
Array ( [id] => 19266975 [patent_doc_number] => 20240210676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => OPTICAL SYSTEM AND DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/531899 [patent_app_country] => US [patent_app_date] => 2023-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7657 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18531899 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/531899
Optical system and display apparatus Dec 6, 2023 Issued
Array ( [id] => 20913735 [patent_doc_number] => 12710578 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-18 [patent_title] => Optical isolator based on volume Bragg gratings [patent_app_type] => utility [patent_app_number] => 18/532380 [patent_app_country] => US [patent_app_date] => 2023-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 6775 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [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] => 18532380 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/532380
OPTICAL ISOLATOR BASED ON VOLUME BRAGG GRATINGS Dec 6, 2023 Pending
Array ( [id] => 19529760 [patent_doc_number] => 20240353662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => HARVESTING, TRANSMISSION, SPECTRAL MODIFICATION AND DELIVERY OF SUNLIGHT TO SHADED AREAS OF PLANTS [patent_app_type] => utility [patent_app_number] => 18/517434 [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] => 8752 [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] => 18517434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/517434
HARVESTING, TRANSMISSION, SPECTRAL MODIFICATION AND DELIVERY OF SUNLIGHT TO SHADED AREAS OF PLANTS Nov 21, 2023 Abandoned
Array ( [id] => 19764234 [patent_doc_number] => 12222522 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Folded module and portable electronic device including a folded module [patent_app_type] => utility [patent_app_number] => 18/512460 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 33 [patent_no_of_words] => 14149 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18512460 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/512460
Folded module and portable electronic device including a folded module Nov 16, 2023 Issued
Array ( [id] => 19827362 [patent_doc_number] => 12248136 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Apparatus and method for simultaneous imaging and execution of contact-free directed hydrodynamic flow [patent_app_type] => utility [patent_app_number] => 18/497032 [patent_app_country] => US [patent_app_date] => 2023-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 9973 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 18497032 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/497032
Apparatus and method for simultaneous imaging and execution of contact-free directed hydrodynamic flow Oct 29, 2023 Issued
Array ( [id] => 19143882 [patent_doc_number] => 20240142774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => OPTICAL DEVICE [patent_app_type] => utility [patent_app_number] => 18/495526 [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] => 9272 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18495526 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/495526
Optical device Oct 25, 2023 Issued
Array ( [id] => 19250436 [patent_doc_number] => 20240201426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => MULTI-LAYER HIGH-EFFICIENCY DIELECTRIC GRATING WITH IMPROVED MANUFACTURABILITY [patent_app_type] => utility [patent_app_number] => 18/382366 [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] => 5412 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 18382366 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/382366
MULTI-LAYER HIGH-EFFICIENCY DIELECTRIC GRATING WITH IMPROVED MANUFACTURABILITY Oct 19, 2023 Pending
Array ( [id] => 19992133 [patent_doc_number] => 20250130355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => MULTI-LAYER DIELECTRIC COATINGS FOR HIGH-EFFICIENCY DIELECTRIC GRATINGS [patent_app_type] => utility [patent_app_number] => 18/382370 [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] => 4950 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18382370 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/382370
MULTI-LAYER DIELECTRIC COATINGS FOR HIGH-EFFICIENCY DIELECTRIC GRATINGS Oct 19, 2023 Pending
Array ( [id] => 20528564 [patent_doc_number] => 12546999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Light guide plate and display device [patent_app_type] => utility [patent_app_number] => 18/375305 [patent_app_country] => US [patent_app_date] => 2023-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3297 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18375305 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/375305
Light guide plate and display device Sep 28, 2023 Issued
Menu