
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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 |