Search

Sultan U. Chowdhury

Examiner (ID: 13868, Phone: (571)270-3336 , Office: P/2882 )

Most Active Art Unit
2882
Art Unit(s)
2882, 2878
Total Applications
1791
Issued Applications
1586
Pending Applications
80
Abandoned Applications
158

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17023811 [patent_doc_number] => 20210247682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => PROJECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 17/243761 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33700 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17243761 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/243761
Projection apparatus Apr 28, 2021 Issued
Array ( [id] => 17026687 [patent_doc_number] => 20210250559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => PROJECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 17/244429 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17244429 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/244429
Projection apparatus Apr 28, 2021 Issued
Array ( [id] => 18121758 [patent_doc_number] => 11553163 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-01-10 [patent_title] => Method and system for eyebox expansion in display systems [patent_app_type] => utility [patent_app_number] => 17/241693 [patent_app_country] => US [patent_app_date] => 2021-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 25 [patent_no_of_words] => 16241 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17241693 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/241693
Method and system for eyebox expansion in display systems Apr 26, 2021 Issued
Array ( [id] => 17023809 [patent_doc_number] => 20210247680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => INTEGRATED ILLUMINATION-AIMER IMAGING APPARATUSES [patent_app_type] => utility [patent_app_number] => 17/240455 [patent_app_country] => US [patent_app_date] => 2021-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17240455 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/240455
Integrated illumination-aimer imaging apparatuses Apr 25, 2021 Issued
Array ( [id] => 17190287 [patent_doc_number] => 20210337172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => LASER DEVICE, PROJECTION TYPE IMAGE DISPLAY DEVICE AND SENSING DEVICE [patent_app_type] => utility [patent_app_number] => 17/302179 [patent_app_country] => US [patent_app_date] => 2021-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6700 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17302179 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/302179
Laser device, projection type image display device and sensing device Apr 25, 2021 Issued
Array ( [id] => 18425283 [patent_doc_number] => 20230179748 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => VEHICLE PROJECTOR DEVICE, VEHICLE CABIN SYSTEM COMPRISING SAME, AND METHOD FOR ADJUSTING PROJECTION IMAGE POSITION [patent_app_type] => utility [patent_app_number] => 17/997014 [patent_app_country] => US [patent_app_date] => 2021-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12526 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 17997014 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/997014
Vehicle projector device, vehicle cabin system comprising same, and method for adjusting projection image position Apr 20, 2021 Issued
Array ( [id] => 19375593 [patent_doc_number] => 12067161 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-08-20 [patent_title] => Ultrasonic transducers for position tracking [patent_app_type] => utility [patent_app_number] => 17/234659 [patent_app_country] => US [patent_app_date] => 2021-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 8170 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17234659 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/234659
Ultrasonic transducers for position tracking Apr 18, 2021 Issued
Array ( [id] => 17301234 [patent_doc_number] => 20210397073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => PROJECTOR AND LENS ADJUSTMENT MODULE [patent_app_type] => utility [patent_app_number] => 17/233562 [patent_app_country] => US [patent_app_date] => 2021-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4891 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17233562 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/233562
Projector and lens adjustment module Apr 18, 2021 Issued
Array ( [id] => 18128406 [patent_doc_number] => 11554603 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-17 [patent_title] => Security feature based on a single axis alignment of mirrors in a structured surface that forms a micro mirror array [patent_app_type] => utility [patent_app_number] => 17/301810 [patent_app_country] => US [patent_app_date] => 2021-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 8256 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17301810 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/301810
Security feature based on a single axis alignment of mirrors in a structured surface that forms a micro mirror array Apr 14, 2021 Issued
Array ( [id] => 16979433 [patent_doc_number] => 20210223670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => DYNAMIC PROJECTION DEVICE, METHOD AND PROJECTOR [patent_app_type] => utility [patent_app_number] => 17/226728 [patent_app_country] => US [patent_app_date] => 2021-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5448 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17226728 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/226728
Dynamic projection device, method and projector Apr 8, 2021 Issued
Array ( [id] => 18606126 [patent_doc_number] => 11747589 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Protected reflector array for a calibration system [patent_app_type] => utility [patent_app_number] => 17/220258 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 13199 [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] => 17220258 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/220258
Protected reflector array for a calibration system Mar 31, 2021 Issued
Array ( [id] => 17143365 [patent_doc_number] => 20210311378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => PROJECTOR AND METHOD OF PROJECTING AN IMAGE [patent_app_type] => utility [patent_app_number] => 17/220122 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17220122 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/220122
Projector and method of projecting an image Mar 31, 2021 Issued
Array ( [id] => 17127972 [patent_doc_number] => 20210302741 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => VIRTUAL IMAGE DISPLAY APPARATUS AND OPTICAL UNIT [patent_app_type] => utility [patent_app_number] => 17/217116 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7569 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17217116 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/217116
Virtual image display apparatus and optical unit Mar 29, 2021 Issued
Array ( [id] => 19408437 [patent_doc_number] => 20240291948 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => PROJECTION DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/926274 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5918 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17926274 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/926274
Projection display apparatus Mar 28, 2021 Issued
Array ( [id] => 17131836 [patent_doc_number] => 20210306605 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => SETTING ASSISTANCE METHOD AND SETTING ASSISTANCE APPARATUS [patent_app_type] => utility [patent_app_number] => 17/215034 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9251 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17215034 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/215034
Setting assistance method and setting assistance apparatus Mar 28, 2021 Issued
Array ( [id] => 17954751 [patent_doc_number] => 11480855 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-25 [patent_title] => Image display device [patent_app_type] => utility [patent_app_number] => 17/216053 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 9100 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17216053 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/216053
Image display device Mar 28, 2021 Issued
Array ( [id] => 18997320 [patent_doc_number] => 11914157 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Adjustable air columns for head mounted displays [patent_app_type] => utility [patent_app_number] => 17/215832 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 7399 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17215832 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/215832
Adjustable air columns for head mounted displays Mar 28, 2021 Issued
Array ( [id] => 17589123 [patent_doc_number] => 11327389 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Image projection system and method of controlling image projection system [patent_app_type] => utility [patent_app_number] => 17/213991 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6477 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17213991 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/213991
Image projection system and method of controlling image projection system Mar 25, 2021 Issued
Array ( [id] => 18681559 [patent_doc_number] => 20230319228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => ILLUMINATION APPARATUS, ILLUMINATION METHOD, AND PROJECTOR APPARATUS [patent_app_type] => utility [patent_app_number] => 17/924199 [patent_app_country] => US [patent_app_date] => 2021-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12366 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17924199 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/924199
Illumination apparatus, illumination method, and projector apparatus Mar 24, 2021 Issued
Array ( [id] => 18421997 [patent_doc_number] => 20230176461 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => Projection Display Apparatus [patent_app_type] => utility [patent_app_number] => 17/922235 [patent_app_country] => US [patent_app_date] => 2021-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8328 [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] => 17922235 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/922235
Projection display apparatus Mar 23, 2021 Issued
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