Search

Sultan U. Chowdhury

Examiner (ID: 14885, Phone: (571)270-3336 , Office: P/2882 )

Most Active Art Unit
2882
Art Unit(s)
2882, 2878
Total Applications
1776
Issued Applications
1571
Pending Applications
85
Abandoned Applications
157

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16763748 [patent_doc_number] => 20210109329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-15 [patent_title] => PROJECTION DEVICE AND PROJECTION SYSTEM INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 16/689293 [patent_app_country] => US [patent_app_date] => 2019-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2008 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 16689293 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/689293
Projection device and projection system including the same Nov 19, 2019 Issued
Array ( [id] => 17358283 [patent_doc_number] => 20220019079 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => HEADS-UP DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/294431 [patent_app_country] => US [patent_app_date] => 2019-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17294431 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/294431
Heads-up display apparatus Nov 18, 2019 Issued
Array ( [id] => 17404123 [patent_doc_number] => 20220046214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => IMAGE DISPLAY APPARATUS AND PROJECTION OPTICAL SYSTEM [patent_app_type] => utility [patent_app_number] => 17/298113 [patent_app_country] => US [patent_app_date] => 2019-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16908 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17298113 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/298113
Image display apparatus and projection optical system Nov 17, 2019 Issued
Array ( [id] => 17345325 [patent_doc_number] => 20220011656 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => IMAGE DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/295518 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17295518 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/295518
Image display device Nov 13, 2019 Issued
Array ( [id] => 16833539 [patent_doc_number] => 11009786 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-05-18 [patent_title] => Integrated illumination-aimer imaging apparatuses [patent_app_type] => utility [patent_app_number] => 16/684124 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 26 [patent_no_of_words] => 13944 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16684124 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/684124
Integrated illumination-aimer imaging apparatuses Nov 13, 2019 Issued
Array ( [id] => 16666632 [patent_doc_number] => 10935874 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-02 [patent_title] => Illumination system and projection device [patent_app_type] => utility [patent_app_number] => 16/683273 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 8414 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16683273 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/683273
Illumination system and projection device Nov 13, 2019 Issued
Array ( [id] => 17461938 [patent_doc_number] => 20220075243 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => PROJECTION SYSTEM AND PROJECTION LENS UNIT [patent_app_type] => utility [patent_app_number] => 17/294186 [patent_app_country] => US [patent_app_date] => 2019-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9648 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17294186 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/294186
Projection system and projection lens unit Nov 12, 2019 Issued
Array ( [id] => 16864125 [patent_doc_number] => 11022864 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-01 [patent_title] => Projection system and control method of driving current therefor [patent_app_type] => utility [patent_app_number] => 16/683194 [patent_app_country] => US [patent_app_date] => 2019-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6009 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [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] => 16683194 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/683194
Projection system and control method of driving current therefor Nov 12, 2019 Issued
Array ( [id] => 17237862 [patent_doc_number] => 11181738 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-23 [patent_title] => Rotationally adjustable head up display [patent_app_type] => utility [patent_app_number] => 16/680839 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2295 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16680839 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/680839
Rotationally adjustable head up display Nov 11, 2019 Issued
Array ( [id] => 17973840 [patent_doc_number] => 11490673 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-11-08 [patent_title] => Headwear with integrated image projector [patent_app_type] => utility [patent_app_number] => 16/680541 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2214 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16680541 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/680541
Headwear with integrated image projector Nov 11, 2019 Issued
Array ( [id] => 16493861 [patent_doc_number] => 10859897 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-08 [patent_title] => Projection device [patent_app_type] => utility [patent_app_number] => 16/679320 [patent_app_country] => US [patent_app_date] => 2019-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4985 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16679320 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/679320
Projection device Nov 10, 2019 Issued
Array ( [id] => 17046293 [patent_doc_number] => 11099469 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-08-24 [patent_title] => Ultra-short throw projector with transmissive liquid crystal display [patent_app_type] => utility [patent_app_number] => 16/680299 [patent_app_country] => US [patent_app_date] => 2019-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 13349 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16680299 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/680299
Ultra-short throw projector with transmissive liquid crystal display Nov 10, 2019 Issued
Array ( [id] => 17337670 [patent_doc_number] => 20220004001 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => Light-Guide Display with Reflector [patent_app_type] => utility [patent_app_number] => 17/290763 [patent_app_country] => US [patent_app_date] => 2019-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7672 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17290763 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/290763
Light-guide display with reflector Nov 9, 2019 Issued
Array ( [id] => 16957449 [patent_doc_number] => 11061306 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-13 [patent_title] => Projection-type display apparatus and lens holding mechanism [patent_app_type] => utility [patent_app_number] => 16/677886 [patent_app_country] => US [patent_app_date] => 2019-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 12877 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16677886 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/677886
Projection-type display apparatus and lens holding mechanism Nov 7, 2019 Issued
Array ( [id] => 18512851 [patent_doc_number] => 20230229070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => Polarization-Dependent Light Steering Apparatus-Based Wide Projection Display System [patent_app_type] => utility [patent_app_number] => 17/315001 [patent_app_country] => US [patent_app_date] => 2019-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6015 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17315001 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/315001
Polarization-dependent light steering apparatus-based wide projection display system Nov 7, 2019 Issued
Array ( [id] => 16438597 [patent_doc_number] => 20200355923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => DOUBLE LENS OPTICAL COMBINER LENS WITH SPACERS BETWEEN LENS AND LIGHTGUIDE [patent_app_type] => utility [patent_app_number] => 16/671373 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12211 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16671373 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/671373
DOUBLE LENS OPTICAL COMBINER LENS WITH SPACERS BETWEEN LENS AND LIGHTGUIDE Oct 31, 2019 Abandoned
Array ( [id] => 17483913 [patent_doc_number] => 20220091417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => HEAD-UP DISPLAY [patent_app_type] => utility [patent_app_number] => 17/298407 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6009 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17298407 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/298407
HEAD-UP DISPLAY Oct 31, 2019 Abandoned
Array ( [id] => 17199534 [patent_doc_number] => 20210339628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => RADIO COMMUNICATION HEAD-UP DISPLAY SYSTEM, RADIO COMMUNICATION DEVICE, MOVING BODY, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM [patent_app_type] => utility [patent_app_number] => 17/286317 [patent_app_country] => US [patent_app_date] => 2019-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7647 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17286317 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/286317
RADIO COMMUNICATION HEAD-UP DISPLAY SYSTEM, RADIO COMMUNICATION DEVICE, MOVING BODY, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM Oct 27, 2019 Abandoned
Array ( [id] => 16182319 [patent_doc_number] => 20200229288 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-16 [patent_title] => DEVICES AND METHODS FOR PROVIDING A DISTRIBUTED MANIFESTATION IN AN ENVIRONMENT [patent_app_type] => utility [patent_app_number] => 16/663260 [patent_app_country] => US [patent_app_date] => 2019-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6846 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16663260 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/663260
DEVICES AND METHODS FOR PROVIDING A DISTRIBUTED MANIFESTATION IN AN ENVIRONMENT Oct 23, 2019 Abandoned
Array ( [id] => 19243123 [patent_doc_number] => 12013556 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Compact optical device for augmented reality [patent_app_type] => utility [patent_app_number] => 17/256116 [patent_app_country] => US [patent_app_date] => 2019-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4625 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17256116 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/256116
Compact optical device for augmented reality Oct 22, 2019 Issued
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