Search

Tarifur Rashid Chowdhury

Supervisory Patent Examiner (ID: 5984, Phone: (571)272-2287 , Office: P/2886 )

Most Active Art Unit
2871
Art Unit(s)
2871, 2886, 2877
Total Applications
1120
Issued Applications
931
Pending Applications
127
Abandoned Applications
69

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19878048 [patent_doc_number] => 20250110305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => STRAND MOUNTED TERMINAL FOR A FIBER OPTIC NETWORK AND METHOD OF MAKING SAME [patent_app_type] => utility [patent_app_number] => 18/818885 [patent_app_country] => US [patent_app_date] => 2024-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13554 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18818885 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/818885
STRAND MOUNTED TERMINAL FOR A FIBER OPTIC NETWORK AND METHOD OF MAKING SAME Aug 28, 2024 Pending
Array ( [id] => 19575878 [patent_doc_number] => 20240380170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => METHOD AND LASER SYSTEM FOR GENERATING ULTRASHORT LASER PULSES HAVING STABLE PULSE PARAMETERS [patent_app_type] => utility [patent_app_number] => 18/780536 [patent_app_country] => US [patent_app_date] => 2024-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4445 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18780536 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/780536
METHOD AND LASER SYSTEM FOR GENERATING ULTRASHORT LASER PULSES HAVING STABLE PULSE PARAMETERS Jul 22, 2024 Pending
Array ( [id] => 19644531 [patent_doc_number] => 20240419051 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => APERIODIC OPTICAL SENSORS, MODULATORS, AND ANTENNAS [patent_app_type] => utility [patent_app_number] => 18/735044 [patent_app_country] => US [patent_app_date] => 2024-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10759 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18735044 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/735044
APERIODIC OPTICAL SENSORS, MODULATORS, AND ANTENNAS Jun 4, 2024 Pending
Array ( [id] => 20281040 [patent_doc_number] => 20250306282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => ULTRALOW LOSS INTERLAYER TRANSITION DESIGN FOR INTEGRATED MULTILAYER PHOTONIC PLATFORM [patent_app_type] => utility [patent_app_number] => 18/733614 [patent_app_country] => US [patent_app_date] => 2024-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3491 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 18733614 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/733614
ULTRALOW LOSS INTERLAYER TRANSITION DESIGN FOR INTEGRATED MULTILAYER PHOTONIC PLATFORM Jun 3, 2024 Pending
Array ( [id] => 19632642 [patent_doc_number] => 20240411091 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => Mode Converter for BTO-based Electro-optic Devices and Method of Fabrication Thereof [patent_app_type] => utility [patent_app_number] => 18/657174 [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] => 3437 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18657174 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/657174
Mode Converter for BTO-based Electro-optic Devices and Method of Fabrication Thereof May 6, 2024 Pending
Array ( [id] => 19817988 [patent_doc_number] => 20250076195 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => Method for Monitoring Ghost Image of Illumination Unit of Lithography Machine [patent_app_type] => utility [patent_app_number] => 18/369939 [patent_app_country] => US [patent_app_date] => 2023-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3955 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18369939 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/369939
Method for Monitoring Ghost Image of Illumination Unit of Lithography Machine Sep 18, 2023 Pending
Array ( [id] => 19685717 [patent_doc_number] => 20250004262 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => INTERFEROMETRIC IMAGING SYSTEM USING A DIGITAL FOCAL PLANE ARRAY [patent_app_type] => utility [patent_app_number] => 18/215395 [patent_app_country] => US [patent_app_date] => 2023-06-28 [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] => -19 [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] => 18215395 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/215395
INTERFEROMETRIC IMAGING SYSTEM USING A DIGITAL FOCAL PLANE ARRAY Jun 27, 2023 Abandoned
Array ( [id] => 20563704 [patent_doc_number] => 12566311 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-03 [patent_title] => Adjustment device for adjusting optical components of an optical instrument and device arrangement [patent_app_type] => utility [patent_app_number] => 18/339595 [patent_app_country] => US [patent_app_date] => 2023-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18339595 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/339595
Adjustment device for adjusting optical components of an optical instrument and device arrangement Jun 21, 2023 Issued
Array ( [id] => 18819038 [patent_doc_number] => 20230393378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => MICRO DISTANCE ADJUSTING MECHANISM AND MICROSCOPE DEVICE [patent_app_type] => utility [patent_app_number] => 18/329162 [patent_app_country] => US [patent_app_date] => 2023-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5943 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18329162 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/329162
Micro distance adjusting mechanism and microscope device Jun 4, 2023 Issued
Array ( [id] => 20537207 [patent_doc_number] => 12554281 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Projection optics for optical computing [patent_app_type] => utility [patent_app_number] => 18/204263 [patent_app_country] => US [patent_app_date] => 2023-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 21 [patent_no_of_words] => 4656 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18204263 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/204263
Projection optics for optical computing May 30, 2023 Issued
Array ( [id] => 18650985 [patent_doc_number] => 20230296820 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => POLARIZING PLATE AND IMAGE DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/322299 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322299 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322299
POLARIZING PLATE AND IMAGE DISPLAY DEVICE May 22, 2023 Abandoned
Array ( [id] => 20716234 [patent_doc_number] => 12631476 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-19 [patent_title] => Optical sensor readout and interrogating an optical sensor [patent_app_type] => utility [patent_app_number] => 18/144787 [patent_app_country] => US [patent_app_date] => 2023-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5081 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18144787 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/144787
Optical sensor readout and interrogating an optical sensor May 7, 2023 Issued
Array ( [id] => 19529388 [patent_doc_number] => 20240353290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => SYSTEM AND METHOD FOR CALIBRATING THE LIGHT SENSITIVITY OF A CAMERA [patent_app_type] => utility [patent_app_number] => 18/302893 [patent_app_country] => US [patent_app_date] => 2023-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8747 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18302893 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/302893
System and method for calibrating the light sensitivity of a camera Apr 18, 2023 Issued
Array ( [id] => 20034256 [patent_doc_number] => 20250172478 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => DEVICE AND METHOD FOR DETERMINING A SEDIMENTATION RATE [patent_app_type] => utility [patent_app_number] => 18/856821 [patent_app_country] => US [patent_app_date] => 2023-04-13 [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] => -7 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18856821 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/856821
Device and method for determining a sedimentation rate Apr 12, 2023 Issued
Array ( [id] => 19481291 [patent_doc_number] => 20240329333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => CO-PACKAGING OF PHOTONIC & ELECTRONIC INTEGRATED CIRCUIT DIE [patent_app_type] => utility [patent_app_number] => 18/129690 [patent_app_country] => US [patent_app_date] => 2023-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11138 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18129690 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/129690
CO-PACKAGING OF PHOTONIC & ELECTRONIC INTEGRATED CIRCUIT DIE Mar 30, 2023 Pending
Array ( [id] => 18924863 [patent_doc_number] => 20240027867 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => ELECTRONIC LABEL DEVICE FOR ELECTRONIC SHELF LABEL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/193379 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3443 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18193379 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/193379
ELECTRONIC LABEL DEVICE FOR ELECTRONIC SHELF LABEL SYSTEM Mar 29, 2023 Pending
Array ( [id] => 18727330 [patent_doc_number] => 20230341616 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => OPTICAL MEMBER [patent_app_type] => utility [patent_app_number] => 18/190313 [patent_app_country] => US [patent_app_date] => 2023-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18190313 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/190313
Optical member Mar 26, 2023 Issued
Array ( [id] => 18772216 [patent_doc_number] => 20230367039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => Optical Film Structure [patent_app_type] => utility [patent_app_number] => 18/187306 [patent_app_country] => US [patent_app_date] => 2023-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3109 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18187306 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/187306
Optical Film Structure Mar 20, 2023 Abandoned
Array ( [id] => 18392612 [patent_doc_number] => 20230160831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => SENSOR SYSTEM FOR MULTI-COMPONENT FLUIDS [patent_app_type] => utility [patent_app_number] => 18/095282 [patent_app_country] => US [patent_app_date] => 2023-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18095282 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/095282
SENSOR SYSTEM FOR MULTI-COMPONENT FLUIDS Jan 9, 2023 Pending
Array ( [id] => 18094967 [patent_doc_number] => 20220413308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => WEARABLE ELECTRONIC DEVICE FOR PROVIDING VIRTUAL IMAGE [patent_app_type] => utility [patent_app_number] => 17/902231 [patent_app_country] => US [patent_app_date] => 2022-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21079 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17902231 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902231
Wearable electronic device for providing virtual image Sep 1, 2022 Issued
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