Search

Deoram Persaud

Examiner (ID: 5310, Phone: (571)270-5476 , Office: P/2882 )

Most Active Art Unit
2882
Art Unit(s)
2882
Total Applications
893
Issued Applications
643
Pending Applications
84
Abandoned Applications
181

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20635434 [patent_doc_number] => 12596307 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-07 [patent_title] => Imaging optical unit [patent_app_type] => utility [patent_app_number] => 18/516648 [patent_app_country] => US [patent_app_date] => 2023-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 12038 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18516648 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/516648
Imaging optical unit Nov 20, 2023 Issued
Array ( [id] => 19573468 [patent_doc_number] => 20240377760 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => PHOTOLITHOGRAPHY APPARATUS AND OPERATION METHOD OF THE SAME [patent_app_type] => utility [patent_app_number] => 18/505041 [patent_app_country] => US [patent_app_date] => 2023-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15942 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18505041 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/505041
PHOTOLITHOGRAPHY APPARATUS AND OPERATION METHOD OF THE SAME Nov 7, 2023 Pending
Array ( [id] => 20260468 [patent_doc_number] => 12432839 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Extreme ultraviolet light generation chamber device and electronic device manufacturing method [patent_app_type] => utility [patent_app_number] => 18/494016 [patent_app_country] => US [patent_app_date] => 2023-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4721 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18494016 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/494016
Extreme ultraviolet light generation chamber device and electronic device manufacturing method Oct 24, 2023 Issued
Array ( [id] => 19302642 [patent_doc_number] => 20240231221 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => FABRICATION OF NANOIMPRINT WORKING STAMPS WITH COMBINED PATTERNS FROM MULTIPLE MASTER STAMPS [patent_app_type] => utility [patent_app_number] => 18/489404 [patent_app_country] => US [patent_app_date] => 2023-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4218 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18489404 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/489404
FABRICATION OF NANOIMPRINT WORKING STAMPS WITH COMBINED PATTERNS FROM MULTIPLE MASTER STAMPS Oct 17, 2023 Pending
Array ( [id] => 19302642 [patent_doc_number] => 20240231221 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => FABRICATION OF NANOIMPRINT WORKING STAMPS WITH COMBINED PATTERNS FROM MULTIPLE MASTER STAMPS [patent_app_type] => utility [patent_app_number] => 18/489404 [patent_app_country] => US [patent_app_date] => 2023-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4218 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18489404 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/489404
FABRICATION OF NANOIMPRINT WORKING STAMPS WITH COMBINED PATTERNS FROM MULTIPLE MASTER STAMPS Oct 16, 2023 Pending
Array ( [id] => 19818560 [patent_doc_number] => 20250076767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => SYSTEMS AND METHODS FOR DIGITAL LITHOGRAPHY SCAN SEQUENCING [patent_app_type] => utility [patent_app_number] => 18/486726 [patent_app_country] => US [patent_app_date] => 2023-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16442 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18486726 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/486726
SYSTEMS AND METHODS FOR DIGITAL LITHOGRAPHY SCAN SEQUENCING Oct 12, 2023 Pending
Array ( [id] => 20609593 [patent_doc_number] => 12585193 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-24 [patent_title] => Optical system for a lithographic projection exposure apparatus [patent_app_type] => utility [patent_app_number] => 18/465357 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 1138 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18465357 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465357
Optical system for a lithographic projection exposure apparatus Sep 11, 2023 Issued
Array ( [id] => 18941338 [patent_doc_number] => 20240036477 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => LITHOGRAPHY APPARATUS AND A METHOD OF MANUFACTURING A DEVICE [patent_app_type] => utility [patent_app_number] => 18/463667 [patent_app_country] => US [patent_app_date] => 2023-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17070 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18463667 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/463667
Lithography apparatus and a method of manufacturing a device Sep 7, 2023 Issued
Array ( [id] => 20531794 [patent_doc_number] => 12550245 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Extreme ultraviolet light generation apparatus and electronic device manufacturing method [patent_app_type] => utility [patent_app_number] => 18/463169 [patent_app_country] => US [patent_app_date] => 2023-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 10624 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18463169 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/463169
Extreme ultraviolet light generation apparatus and electronic device manufacturing method Sep 6, 2023 Issued
Array ( [id] => 18957013 [patent_doc_number] => 20240045340 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => METHOD FOR CONTROLLING A MANUFACTURING PROCESS AND ASSOCIATED APPARATUSES [patent_app_type] => utility [patent_app_number] => 18/242842 [patent_app_country] => US [patent_app_date] => 2023-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16560 [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] => 18242842 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/242842
METHOD FOR CONTROLLING A MANUFACTURING PROCESS AND ASSOCIATED APPARATUSES Sep 5, 2023 Pending
Array ( [id] => 19267137 [patent_doc_number] => 20240210839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => EXPOSURE APPARATUS, EXPOSURE METHOD, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 18/461096 [patent_app_country] => US [patent_app_date] => 2023-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15560 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18461096 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/461096
EXPOSURE APPARATUS, EXPOSURE METHOD, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE Sep 4, 2023 Pending
Array ( [id] => 20913776 [patent_doc_number] => 12710619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-18 [patent_title] => Microelectromechanical apparatus with heating element [patent_app_type] => utility [patent_app_number] => 18/460748 [patent_app_country] => US [patent_app_date] => 2023-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18460748 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/460748
Microelectromechanical Apparatus with Heating Element Sep 4, 2023 Pending
Array ( [id] => 19035984 [patent_doc_number] => 20240085799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => Method for Operating an Optical Component, and Optical Component [patent_app_type] => utility [patent_app_number] => 18/460770 [patent_app_country] => US [patent_app_date] => 2023-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6188 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18460770 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/460770
Method for Operating an Optical Component, and Optical Component Sep 4, 2023 Issued
Array ( [id] => 20705885 [patent_doc_number] => 12628617 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Wafer chuck including self-sealing vacuum seal assemblies and methods for operating the same [patent_app_type] => utility [patent_app_number] => 18/459523 [patent_app_country] => US [patent_app_date] => 2023-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 8073 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18459523 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/459523
Wafer chuck including self-sealing vacuum seal assemblies and methods for operating the same Aug 31, 2023 Issued
Array ( [id] => 19558147 [patent_doc_number] => 20240369939 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => EXTREME ULTRAVIOLET (EUV) RADIATION SOURCE APPARATUS, EUV LITHOGRAPHY SYSTEM, AND METHOD FOR GENERATING EXTREME ULTRAVIOLET RADIATION [patent_app_type] => utility [patent_app_number] => 18/455655 [patent_app_country] => US [patent_app_date] => 2023-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7619 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18455655 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/455655
Extreme ultraviolet (EUV) radiation source apparatus, EUV lithography system, and method for generating extreme ultraviolet radiation Aug 24, 2023 Issued
Array ( [id] => 19004727 [patent_doc_number] => 20240068798 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => MEASURING DEVICE AND MACHINING DEVICE [patent_app_type] => utility [patent_app_number] => 18/237527 [patent_app_country] => US [patent_app_date] => 2023-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12427 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18237527 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/237527
MEASURING DEVICE AND MACHINING DEVICE Aug 23, 2023 Pending
Array ( [id] => 20159653 [patent_doc_number] => 12386276 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Detection device, detection method, lithography apparatus, and article manufacturing method [patent_app_type] => utility [patent_app_number] => 18/449779 [patent_app_country] => US [patent_app_date] => 2023-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 22 [patent_no_of_words] => 3330 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18449779 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/449779
Detection device, detection method, lithography apparatus, and article manufacturing method Aug 14, 2023 Issued
Array ( [id] => 18880930 [patent_doc_number] => 20240004299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => METHOD AND SYSTEM TO MONITOR A PROCESS APPARATUS [patent_app_type] => utility [patent_app_number] => 18/233263 [patent_app_country] => US [patent_app_date] => 2023-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30172 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18233263 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/233263
METHOD AND SYSTEM TO MONITOR A PROCESS APPARATUS Aug 10, 2023 Pending
Array ( [id] => 20897525 [patent_doc_number] => 12704789 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-11 [patent_title] => Flexible measurement models for model based measurements of semiconductor structures [patent_app_type] => utility [patent_app_number] => 18/231181 [patent_app_country] => US [patent_app_date] => 2023-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 14147 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18231181 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/231181
Flexible Measurement Models For Model Based Measurements Of Semiconductor Structures Aug 6, 2023 Pending
Array ( [id] => 19035997 [patent_doc_number] => 20240085812 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => SUBSTRATE PROCESSING APPARATUS, SUBSTRATE PROCESSING SYSTEM, AND SUBSTRATE PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/230472 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8111 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18230472 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/230472
SUBSTRATE PROCESSING APPARATUS, SUBSTRATE PROCESSING SYSTEM, AND SUBSTRATE PROCESSING METHOD Aug 3, 2023 Pending
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