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] => 19122170 [patent_doc_number] => 11966150 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-23 [patent_title] => Toilet projector and method of use [patent_app_type] => utility [patent_app_number] => 18/450353 [patent_app_country] => US [patent_app_date] => 2023-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 3472 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18450353 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/450353
Toilet projector and method of use Aug 14, 2023 Issued
Array ( [id] => 20789650 [patent_doc_number] => 12663561 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-23 [patent_title] => Nanostructure-integrated lens for infrared light imaging [patent_app_type] => utility [patent_app_number] => 18/448619 [patent_app_country] => US [patent_app_date] => 2023-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4238 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18448619 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/448619
Nanostructure-integrated lens for infrared light imaging Aug 10, 2023 Issued
Array ( [id] => 19009311 [patent_doc_number] => 20240073382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => OPTICAL DEVICE, PROJECTION TYPE DISPLAY APPARATUS, AND OPTICAL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/447674 [patent_app_country] => US [patent_app_date] => 2023-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18447674 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/447674
OPTICAL DEVICE, PROJECTION TYPE DISPLAY APPARATUS, AND OPTICAL SYSTEM Aug 9, 2023 Abandoned
Array ( [id] => 18956926 [patent_doc_number] => 20240045253 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => LIGHT TRANSMISSIVE OPTICAL ELEMENT MODULE AND ELECTRONIC INSTRUMENT [patent_app_type] => utility [patent_app_number] => 18/366774 [patent_app_country] => US [patent_app_date] => 2023-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12267 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18366774 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/366774
Light transmissive optical element module and electronic instrument Aug 7, 2023 Issued
Array ( [id] => 18992306 [patent_doc_number] => 20240064275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => OPTICAL APPARATUS AND THREE-DIMENSIONAL MODELING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/362185 [patent_app_country] => US [patent_app_date] => 2023-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12228 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 368 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18362185 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/362185
Optical apparatus and three-dimensional modeling apparatus Jul 30, 2023 Issued
Array ( [id] => 18904288 [patent_doc_number] => 20240019773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => Projector assembly and projection system [patent_app_type] => utility [patent_app_number] => 18/222751 [patent_app_country] => US [patent_app_date] => 2023-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18222751 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/222751
Projector assembly and projection system Jul 16, 2023 Pending
Array ( [id] => 19005284 [patent_doc_number] => 20240069355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => DISPLAY APPARATUS PROVIDING IMAGE WITH IMMERSIVE SENSE [patent_app_type] => utility [patent_app_number] => 18/222136 [patent_app_country] => US [patent_app_date] => 2023-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11032 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18222136 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/222136
Display apparatus providing image with immersive sense Jul 13, 2023 Issued
Array ( [id] => 19434230 [patent_doc_number] => 20240302728 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => WAVELENGTH CONVERSION COMPONENT AND LIGHT SOURCE MODULE [patent_app_type] => utility [patent_app_number] => 18/349168 [patent_app_country] => US [patent_app_date] => 2023-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18349168 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/349168
Wavelength conversion component and light source module Jul 8, 2023 Issued
Array ( [id] => 19655795 [patent_doc_number] => 12177611 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-24 [patent_title] => Method and system for eyebox expansion in display systems [patent_app_type] => utility [patent_app_number] => 18/218508 [patent_app_country] => US [patent_app_date] => 2023-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 25 [patent_no_of_words] => 16337 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18218508 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/218508
Method and system for eyebox expansion in display systems Jul 4, 2023 Issued
Array ( [id] => 20531248 [patent_doc_number] => 12549696 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Installation support apparatus, installation support method, and installation support program [patent_app_type] => utility [patent_app_number] => 18/340140 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 13007 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18340140 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340140
Installation support apparatus, installation support method, and installation support program Jun 22, 2023 Issued
Array ( [id] => 18727415 [patent_doc_number] => 20230341703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => FLOATING DISPLAY APPARATUS AND MULTI-LAYER DISPLAY DEVICE COMPRISING SAME [patent_app_type] => utility [patent_app_number] => 18/338175 [patent_app_country] => US [patent_app_date] => 2023-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9934 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18338175 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/338175
Floating display apparatus and multi-layer display device comprising same Jun 19, 2023 Issued
Array ( [id] => 20731501 [patent_doc_number] => 12638757 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-26 [patent_title] => Electronic equipment and electronic equipment fabrication method [patent_app_type] => utility [patent_app_number] => 18/211872 [patent_app_country] => US [patent_app_date] => 2023-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5615 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18211872 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/211872
Electronic equipment and electronic equipment fabrication method Jun 19, 2023 Issued
Array ( [id] => 20552359 [patent_doc_number] => 12563163 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Laser projection apparatus and operating method thereof [patent_app_type] => utility [patent_app_number] => 18/331843 [patent_app_country] => US [patent_app_date] => 2023-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 27 [patent_no_of_words] => 15221 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18331843 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/331843
Laser projection apparatus and operating method thereof Jun 7, 2023 Issued
Array ( [id] => 18884229 [patent_doc_number] => 20240007598 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => PROJECTION SYSTEM AND CONTROL METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/331162 [patent_app_country] => US [patent_app_date] => 2023-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18331162 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/331162
PROJECTION SYSTEM AND CONTROL METHOD THEREOF Jun 6, 2023 Pending
Array ( [id] => 20731505 [patent_doc_number] => 12638761 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-26 [patent_title] => Light source device and projection display apparatus [patent_app_type] => utility [patent_app_number] => 18/204544 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4409 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18204544 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/204544
Light source device and projection display apparatus May 31, 2023 Issued
Array ( [id] => 18819114 [patent_doc_number] => 20230393454 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => MICRO DISPLAY MODULES, PROJECTORS, SYSTEMS AND METHODS THEREOF [patent_app_type] => utility [patent_app_number] => 18/203911 [patent_app_country] => US [patent_app_date] => 2023-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12865 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18203911 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/203911
Micro display modules, projectors, systems and methods thereof May 30, 2023 Issued
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] => 20668242 [patent_doc_number] => 12610028 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [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] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 13979 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [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 Issued
Menu