Search

Sultan U. Chowdhury

Examiner (ID: 9935, Phone: (571)270-3336 , Office: P/2882 )

Most Active Art Unit
2882
Art Unit(s)
2878, 2882
Total Applications
1770
Issued Applications
1568
Pending Applications
87
Abandoned Applications
155

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19537995 [patent_doc_number] => 12130547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Image display apparatus [patent_app_type] => utility [patent_app_number] => 18/325881 [patent_app_country] => US [patent_app_date] => 2023-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 13759 [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] => 18325881 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/325881
Image display apparatus May 29, 2023 Issued
Array ( [id] => 18651140 [patent_doc_number] => 20230296976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => PROJECTION SYSTEM FOR BABY-CHANGING STATION TRANSLUCENT DISPLAYS AND METHODS OF OPERATING THEREOF [patent_app_type] => utility [patent_app_number] => 18/322956 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322956 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322956
Projection system for baby-changing station translucent displays and methods of operating thereof May 23, 2023 Issued
Array ( [id] => 18617022 [patent_doc_number] => 20230283761 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => CORRECTION POLARIZATION COMPENSATION OPTIC FOR DISPLAY SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/316805 [patent_app_country] => US [patent_app_date] => 2023-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9414 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18316805 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/316805
Correction polarization compensation optic for display systems May 11, 2023 Issued
Array ( [id] => 18601227 [patent_doc_number] => 20230276032 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => ELECTRONIC APPARATUS AND METHOD FOR CONTROLLING THEREOF [patent_app_type] => utility [patent_app_number] => 18/143986 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18381 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18143986 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/143986
ELECTRONIC APPARATUS AND METHOD FOR CONTROLLING THEREOF May 4, 2023 Pending
Array ( [id] => 18601229 [patent_doc_number] => 20230276034 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => Method and system for adjusting projection dithering [patent_app_type] => utility [patent_app_number] => 18/311965 [patent_app_country] => US [patent_app_date] => 2023-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5639 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18311965 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/311965
Method and system for adjusting projection dithering May 3, 2023 Abandoned
Array ( [id] => 18598558 [patent_doc_number] => 20230273357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => DEVICE AND METHOD FOR IMAGE PROCESSING [patent_app_type] => utility [patent_app_number] => 18/311086 [patent_app_country] => US [patent_app_date] => 2023-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6001 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18311086 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/311086
DEVICE AND METHOD FOR IMAGE PROCESSING May 1, 2023 Pending
Array ( [id] => 18551955 [patent_doc_number] => 20230249960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => MICRO-ELECTRO-MECHANICAL DEVICE WITH A SHOCK-PROTECTED TILTABLE STRUCTURE [patent_app_type] => utility [patent_app_number] => 18/134381 [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] => 6425 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18134381 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/134381
Micro-electro-mechanical device with a shock-protected tiltable structure Apr 12, 2023 Issued
Array ( [id] => 18730670 [patent_doc_number] => 20230344971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => PROJECTOR AND ADJUSTMENT METHOD FOR CORRECTION FRAME OF PROJECTOR [patent_app_type] => utility [patent_app_number] => 18/296383 [patent_app_country] => US [patent_app_date] => 2023-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6115 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18296383 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/296383
PROJECTOR AND ADJUSTMENT METHOD FOR CORRECTION FRAME OF PROJECTOR Apr 5, 2023 Pending
Array ( [id] => 18512850 [patent_doc_number] => 20230229069 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => LIGHT SOURCE UNIT, PROJECTION DISPLAY DEVICE, AND METHOD FOR MANUFACTURING LIGHT SOURCE UNIT [patent_app_type] => utility [patent_app_number] => 18/123558 [patent_app_country] => US [patent_app_date] => 2023-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18123558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/123558
Light source unit, projection display device, and method for manufacturing light source unit Mar 19, 2023 Issued
Array ( [id] => 19245418 [patent_doc_number] => 12015881 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Light source apparatus including a microlens array, projector including a microlens array, microlens array, and light source control method for the light source apparatus including the microlens array [patent_app_type] => utility [patent_app_number] => 18/184328 [patent_app_country] => US [patent_app_date] => 2023-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 11193 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18184328 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/184328
Light source apparatus including a microlens array, projector including a microlens array, microlens array, and light source control method for the light source apparatus including the microlens array Mar 14, 2023 Issued
Array ( [id] => 20435560 [patent_doc_number] => 12506848 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Filter element and projection device [patent_app_type] => utility [patent_app_number] => 18/173700 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 1243 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18173700 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/173700
Filter element and projection device Feb 22, 2023 Issued
Array ( [id] => 18584385 [patent_doc_number] => 20230266648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => PROJECTOR [patent_app_type] => utility [patent_app_number] => 18/172625 [patent_app_country] => US [patent_app_date] => 2023-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12406 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18172625 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/172625
Support frames for a projector Feb 21, 2023 Issued
Array ( [id] => 19024244 [patent_doc_number] => 20240080415 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => OPTICAL ASSEMBLY AND PROJECTION DEVICES USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/111731 [patent_app_country] => US [patent_app_date] => 2023-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3405 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18111731 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/111731
OPTICAL ASSEMBLY AND PROJECTION DEVICES USING THE SAME Feb 19, 2023 Abandoned
Array ( [id] => 18556440 [patent_doc_number] => 20230254459 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => IMAGE PROJECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/163674 [patent_app_country] => US [patent_app_date] => 2023-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8410 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18163674 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/163674
IMAGE PROJECTION APPARATUS Feb 1, 2023 Abandoned
Array ( [id] => 19848406 [patent_doc_number] => 20250093757 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => PROJECTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/291570 [patent_app_country] => US [patent_app_date] => 2023-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35981 [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] => 18291570 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/291570
PROJECTION DEVICE Jan 18, 2023 Pending
Array ( [id] => 18498902 [patent_doc_number] => 20230221630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => TRAFFIC CONTROL PROJECTOR [patent_app_type] => utility [patent_app_number] => 18/095036 [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] => 2885 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18095036 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/095036
TRAFFIC CONTROL PROJECTOR Jan 9, 2023 Abandoned
Array ( [id] => 18968907 [patent_doc_number] => 11902715 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Projection system for translucent displays and methods of operating thereof [patent_app_type] => utility [patent_app_number] => 18/150319 [patent_app_country] => US [patent_app_date] => 2023-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10008 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18150319 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/150319
Projection system for translucent displays and methods of operating thereof Jan 4, 2023 Issued
Array ( [id] => 20403260 [patent_doc_number] => 12493233 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Projection apparatus [patent_app_type] => utility [patent_app_number] => 18/089606 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1140 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18089606 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/089606
Projection apparatus Dec 27, 2022 Issued
Array ( [id] => 20528625 [patent_doc_number] => 12547060 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Projector with moving device that moves projection optical device [patent_app_type] => utility [patent_app_number] => 18/088056 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 10381 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18088056 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/088056
Projector with moving device that moves projection optical device Dec 22, 2022 Issued
Array ( [id] => 18696942 [patent_doc_number] => 20230327398 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => OPTICAL METHODS FOR REDUCING POINT SPREAD FUNCTION IN PHASE LIGHT MODULATOR APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/146094 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17442 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18146094 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/146094
OPTICAL METHODS FOR REDUCING POINT SPREAD FUNCTION IN PHASE LIGHT MODULATOR APPLICATIONS Dec 22, 2022 Pending
Menu