Search

Darrell G. Dayoan

Supervisory Patent Examiner (ID: 19229, Phone: (571)272-6659 , Office: P/3612 )

Most Active Art Unit
3101
Art Unit(s)
2899, 3612, 3107, 3615, 3101
Total Applications
1472
Issued Applications
1258
Pending Applications
45
Abandoned Applications
169

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19995742 [patent_doc_number] => 20250133964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => THERMOELECTRIC GENERATOR [patent_app_type] => utility [patent_app_number] => 18/915705 [patent_app_country] => US [patent_app_date] => 2024-10-15 [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] => -17 [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] => 18915705 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/915705
THERMOELECTRIC GENERATOR Oct 14, 2024 Abandoned
Array ( [id] => 19988678 [patent_doc_number] => 20250126900 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => OPTICAL DEVICE AND PRODUCTION METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/912112 [patent_app_country] => US [patent_app_date] => 2024-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2370 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18912112 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/912112
OPTICAL DEVICE AND PRODUCTION METHOD THEREFOR Oct 9, 2024 Abandoned
Array ( [id] => 20021824 [patent_doc_number] => 20250160046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => CURVED PHOTOVOLTAIC MEMBER AND PHOTOVOLTAIC BUILDING SURFACE [patent_app_type] => utility [patent_app_number] => 18/909989 [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] => 2569 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18909989 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/909989
CURVED PHOTOVOLTAIC MEMBER AND PHOTOVOLTAIC BUILDING SURFACE Oct 8, 2024 Pending
Array ( [id] => 20807463 [patent_doc_number] => 12672383 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-30 [patent_title] => Back-contact solar cell [patent_app_type] => utility [patent_app_number] => 18/825297 [patent_app_country] => US [patent_app_date] => 2024-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 11109 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 315 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18825297 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/825297
Back-contact solar cell Sep 4, 2024 Issued
Array ( [id] => 20566086 [patent_doc_number] => 12568712 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-03 [patent_title] => Solar cell and manufacturing method thereof, photovoltaic module and photovoltaic system [patent_app_type] => utility [patent_app_number] => 18/790628 [patent_app_country] => US [patent_app_date] => 2024-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5844 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 394 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18790628 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/790628
Solar cell and manufacturing method thereof, photovoltaic module and photovoltaic system Jul 30, 2024 Issued
Array ( [id] => 19546735 [patent_doc_number] => 20240363771 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => SOLAR CELL, PHOTOVOLTAIC MODULE, AND PHOTOVOLTAIC SYSTEM [patent_app_type] => utility [patent_app_number] => 18/767403 [patent_app_country] => US [patent_app_date] => 2024-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18767403 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/767403
SOLAR CELL, PHOTOVOLTAIC MODULE, AND PHOTOVOLTAIC SYSTEM Jul 8, 2024 Pending
Array ( [id] => 20819541 [patent_doc_number] => 12675008 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-07 [patent_title] => Semiconductor device manufacturing method [patent_app_type] => utility [patent_app_number] => 18/756209 [patent_app_country] => US [patent_app_date] => 2024-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 6851 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18756209 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/756209
SEMICONDUCTOR DEVICE MANUFACTURING METHOD Jun 26, 2024 Issued
Array ( [id] => 19515967 [patent_doc_number] => 20240347653 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => SOLAR CELL AND MANUFACTURING METHOD THEREOF, PHOTOVOLTAIC MODULE, AND PHOTOVOLTAIC SYSTEM [patent_app_type] => utility [patent_app_number] => 18/754287 [patent_app_country] => US [patent_app_date] => 2024-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8076 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18754287 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/754287
Solar cell and manufacturing method thereof, photovoltaic module, and photovoltaic system Jun 25, 2024 Issued
Array ( [id] => 19775473 [patent_doc_number] => 20250056899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => Solar Cell and Method for Manufacturing thereof, Cell Assembly, and Photovoltaic System [patent_app_type] => utility [patent_app_number] => 18/741678 [patent_app_country] => US [patent_app_date] => 2024-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10618 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18741678 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/741678
Solar Cell and Method for Manufacturing thereof, Cell Assembly, and Photovoltaic System Jun 11, 2024 Abandoned
Array ( [id] => 20334554 [patent_doc_number] => 12464850 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Solar cell, method for manufacturing the same, photovoltaic module and photovoltaic system [patent_app_type] => utility [patent_app_number] => 18/867574 [patent_app_country] => US [patent_app_date] => 2024-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 23 [patent_no_of_words] => 5961 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18867574 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/867574
Solar cell, method for manufacturing the same, photovoltaic module and photovoltaic system May 30, 2024 Issued
Array ( [id] => 19619462 [patent_doc_number] => 20240405142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => NOVEL TOPCON CELL STRUCTURE AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/731152 [patent_app_country] => US [patent_app_date] => 2024-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18731152 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/731152
NOVEL TOPCON CELL STRUCTURE AND PREPARATION METHOD THEREOF May 30, 2024 Abandoned
Array ( [id] => 20155194 [patent_doc_number] => 20250255032 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => SOLAR CELL AND PHOTOVOLTAIC MODULE [patent_app_type] => utility [patent_app_number] => 18/633335 [patent_app_country] => US [patent_app_date] => 2024-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5913 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18633335 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/633335
SOLAR CELL AND PHOTOVOLTAIC MODULE Apr 10, 2024 Pending
Array ( [id] => 19500941 [patent_doc_number] => 20240339959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => MASS INERTER FOR SOLAR TRACKERS [patent_app_type] => utility [patent_app_number] => 18/626523 [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] => 5198 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18626523 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/626523
Mass inerter for solar trackers Apr 3, 2024 Issued
Array ( [id] => 19337248 [patent_doc_number] => 20240251678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => THERMOELECTRIC ELEMENT [patent_app_type] => utility [patent_app_number] => 18/624621 [patent_app_country] => US [patent_app_date] => 2024-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13616 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18624621 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/624621
Thermoelectric element Apr 1, 2024 Issued
Array ( [id] => 20065862 [patent_doc_number] => 20250204084 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => SOLAR CELL, METHOD FOR PREPARING THE SAME, AND PHOTOVOLTAIC MODULE [patent_app_type] => utility [patent_app_number] => 18/593805 [patent_app_country] => US [patent_app_date] => 2024-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13673 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18593805 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/593805
SOLAR CELL, METHOD FOR PREPARING THE SAME, AND PHOTOVOLTAIC MODULE Feb 29, 2024 Pending
Array ( [id] => 19823423 [patent_doc_number] => 20250081630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => SOLAR CELL AND METHOD FOR PRODUCING A SOLAR CELL [patent_app_type] => utility [patent_app_number] => 18/591051 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7268 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18591051 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/591051
SOLAR CELL AND METHOD FOR PRODUCING A SOLAR CELL Feb 28, 2024 Pending
Array ( [id] => 19393000 [patent_doc_number] => 20240282870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => METHOD FOR IMPROVING THE OHMIC CONTACT BETWEEN A FRONT CONTACT GRID AND A DOPED LAYER OF A WAFER SOLAR CELL [patent_app_type] => utility [patent_app_number] => 18/581984 [patent_app_country] => US [patent_app_date] => 2024-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18581984 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/581984
METHOD FOR IMPROVING THE OHMIC CONTACT BETWEEN A FRONT CONTACT GRID AND A DOPED LAYER OF A WAFER SOLAR CELL Feb 19, 2024 Pending
Array ( [id] => 19636479 [patent_doc_number] => 20240414928 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => PEROVSKITE PHOTOACTIVE COMPOSITE LAYER, PREPARATION METHOD THEREOF, AND PEROVSKITE SOLAR CELL COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 18/437231 [patent_app_country] => US [patent_app_date] => 2024-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8303 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18437231 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/437231
PEROVSKITE PHOTOACTIVE COMPOSITE LAYER, PREPARATION METHOD THEREOF, AND PEROVSKITE SOLAR CELL COMPRISING THE SAME Feb 7, 2024 Pending
Array ( [id] => 20124929 [patent_doc_number] => 20250239960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => COMBINED ROOF-BASED ENERGY GENERATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/419821 [patent_app_country] => US [patent_app_date] => 2024-01-23 [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] => -17 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18419821 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/419821
COMBINED ROOF-BASED ENERGY GENERATION SYSTEM Jan 22, 2024 Abandoned
Array ( [id] => 19221721 [patent_doc_number] => 20240186425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => SOLAR CELL AND PHOTOVOLTAIC MODULE [patent_app_type] => utility [patent_app_number] => 18/415532 [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] => 5650 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18415532 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/415532
SOLAR CELL AND PHOTOVOLTAIC MODULE Jan 16, 2024 Pending
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