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] => 19632237 [patent_doc_number] => 20240410686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => OPTICAL STRUCTURAL HEALTH MONITORING [patent_app_type] => utility [patent_app_number] => 18/739223 [patent_app_country] => US [patent_app_date] => 2024-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18673 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -41 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18739223 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/739223
OPTICAL STRUCTURAL HEALTH MONITORING Jun 9, 2024 Pending
Array ( [id] => 19616930 [patent_doc_number] => 20240402610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => ILLUMINATION OPTICAL SYSTEM, EXPOSURE APPARATUS, IRRADIATION METHOD, AND COMPONENT MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/675653 [patent_app_country] => US [patent_app_date] => 2024-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8854 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18675653 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/675653
ILLUMINATION OPTICAL SYSTEM, EXPOSURE APPARATUS, IRRADIATION METHOD, AND COMPONENT MANUFACTURING METHOD May 27, 2024 Pending
Array ( [id] => 19685844 [patent_doc_number] => 20250004389 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => EXHAUST DISCHARGING DEVICE WITH TEMPERATURE CONTROL AND HEAT RETENTION MECHANISM FOR PREVENTING PHOTORESIST FROM CRYSTALLIZATION AND ADHERING TO PIPES, AND EXHAUST DISCHARGING METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/673341 [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] => 7308 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 451 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18673341 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/673341
Exhaust discharging device with temperature control and heat retention mechanism for preventing photoresist from crystallization and adhering to pipes, and exhaust discharging method using the same May 23, 2024 Issued
Array ( [id] => 19710883 [patent_doc_number] => 20250021025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/659932 [patent_app_country] => US [patent_app_date] => 2024-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8230 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18659932 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/659932
SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS USING THE SAME May 8, 2024 Pending
Array ( [id] => 19405273 [patent_doc_number] => 20240288784 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => OPTICAL SYSTEM, PROJECTION EXPOSURE SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/656908 [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] => 14237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18656908 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/656908
Optical system, projection exposure system and method May 6, 2024 Issued
Array ( [id] => 19405266 [patent_doc_number] => 20240288777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => OPTICAL SYSTEM, LITHOGRAPHY APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/655501 [patent_app_country] => US [patent_app_date] => 2024-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9630 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18655501 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/655501
OPTICAL SYSTEM, LITHOGRAPHY APPARATUS AND METHOD May 5, 2024 Pending
Array ( [id] => 20337668 [patent_doc_number] => 20250341788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-06 [patent_title] => CHUCK WITH BUFFER PORTION [patent_app_type] => utility [patent_app_number] => 18/653345 [patent_app_country] => US [patent_app_date] => 2024-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1038 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18653345 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/653345
Chuck with buffer portion May 1, 2024 Issued
Array ( [id] => 19558153 [patent_doc_number] => 20240369945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => OPTICAL SYSTEM FOR A METROLOGY SYSTEM AND METROLOGY SYSTEM WITH SUCH AN OPTICAL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/648561 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4258 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18648561 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/648561
OPTICAL SYSTEM FOR A METROLOGY SYSTEM AND METROLOGY SYSTEM WITH SUCH AN OPTICAL SYSTEM Apr 28, 2024 Pending
Array ( [id] => 19302662 [patent_doc_number] => 20240231241 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => DROPLET SPLASH CONTROL FOR EXTREME ULTRAVIOLET PHOTOLITHOGRAPHY [patent_app_type] => utility [patent_app_number] => 18/611440 [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] => 7855 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18611440 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/611440
Droplet splash control for extreme ultraviolet photolithography Mar 19, 2024 Issued
Array ( [id] => 20122933 [patent_doc_number] => 20250237964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => METHOD AND APPARATUS FOR LASER LITHOGRAPHIC FABRICATION OF SURFACE RELIEF STRUCTURES UTILIZING OPTICAL POLARIZATION PROJECTION AND CONTINUOUSLY MOVING PHOTOMECHANICAL AZOPOLYMER FILMS [patent_app_type] => utility [patent_app_number] => 18/421442 [patent_app_country] => US [patent_app_date] => 2024-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18421442 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/421442
METHOD AND APPARATUS FOR LASER LITHOGRAPHIC FABRICATION OF SURFACE RELIEF STRUCTURES UTILIZING OPTICAL POLARIZATION PROJECTION AND CONTINUOUSLY MOVING PHOTOMECHANICAL AZOPOLYMER FILMS Jan 23, 2024 Pending
Array ( [id] => 19143982 [patent_doc_number] => 20240142878 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => SEMICONDUCTOR PROCESSING TOOL AND METHODS OF OPERATION [patent_app_type] => utility [patent_app_number] => 18/409132 [patent_app_country] => US [patent_app_date] => 2024-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19654 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18409132 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/409132
Semiconductor processing tool and methods of operation Jan 9, 2024 Issued
Array ( [id] => 20716732 [patent_doc_number] => 12631978 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-19 [patent_title] => Substrate processing system and substrate processing method, and device manufacturing method [patent_app_type] => utility [patent_app_number] => 18/403945 [patent_app_country] => US [patent_app_date] => 2024-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 20631 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18403945 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/403945
Substrate processing system and substrate processing method, and device manufacturing method Jan 3, 2024 Issued
Array ( [id] => 19222056 [patent_doc_number] => 20240186760 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => LASER APPARATUS AND ELECTRONIC DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/402829 [patent_app_country] => US [patent_app_date] => 2024-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14295 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18402829 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/402829
LASER APPARATUS AND ELECTRONIC DEVICE MANUFACTURING METHOD Jan 2, 2024 Pending
Array ( [id] => 20789819 [patent_doc_number] => 12663732 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-23 [patent_title] => System and method for thermal management of reticle in semiconductor manufacturing [patent_app_type] => utility [patent_app_number] => 18/401729 [patent_app_country] => US [patent_app_date] => 2024-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 4713 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18401729 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/401729
System and method for thermal management of reticle in semiconductor manufacturing Jan 1, 2024 Issued
Array ( [id] => 20994392 [patent_doc_number] => 12743025 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-09-22 [patent_title] => Substrate edge patterning techniques [patent_app_type] => utility [patent_app_number] => 18/398919 [patent_app_country] => US [patent_app_date] => 2023-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18398919 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/398919
SUBSTRATE EDGE PATTERNING TECHNIQUES Dec 27, 2023 Pending
Array ( [id] => 19128941 [patent_doc_number] => 20240134294 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => MEASUREMENT DEVICE, LITHOGRAPHY SYSTEM AND EXPOSURE APPARATUS, AND CONTROL METHOD, OVERLAY MEASUREMENT METHOD AND DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/396821 [patent_app_country] => US [patent_app_date] => 2023-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29022 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18396821 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/396821
Measurement device, lithography system and exposure apparatus, and control method, overlay measurement method and device manufacturing method Dec 26, 2023 Issued
Array ( [id] => 20702724 [patent_doc_number] => 12625433 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Spatial light modulation unit and exposure apparatus [patent_app_type] => utility [patent_app_number] => 18/394369 [patent_app_country] => US [patent_app_date] => 2023-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 5651 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18394369 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/394369
Spatial light modulation unit and exposure apparatus Dec 21, 2023 Issued
Array ( [id] => 19114415 [patent_doc_number] => 20240126165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => IMPRINT APPARATUS AND PRODUCT MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/390910 [patent_app_country] => US [patent_app_date] => 2023-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12175 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18390910 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/390910
Imprint apparatus and product manufacturing method Dec 19, 2023 Issued
Array ( [id] => 20716724 [patent_doc_number] => 12631970 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-19 [patent_title] => Imaging via zeroth order suppression [patent_app_type] => utility [patent_app_number] => 18/532977 [patent_app_country] => US [patent_app_date] => 2023-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 51 [patent_no_of_words] => 36697 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18532977 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/532977
Imaging via zeroth order suppression Dec 6, 2023 Issued
Array ( [id] => 19189475 [patent_doc_number] => 20240168388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => METHOD FOR INFERRING A LOCAL UNIFORMITY METRIC [patent_app_type] => utility [patent_app_number] => 18/533109 [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] => 8330 [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] => 18533109 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/533109
METHOD FOR INFERRING A LOCAL UNIFORMITY METRIC Dec 6, 2023 Pending
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