Search

Sultan U. Chowdhury

Examiner (ID: 624, Phone: (571)270-3336 , Office: P/2882 )

Most Active Art Unit
2882
Art Unit(s)
2882, 2878
Total Applications
1748
Issued Applications
1555
Pending Applications
93
Abandoned Applications
151

Applications

Application numberTitle of the applicationFiling DateStatus
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
PROJECTOR Feb 21, 2023 Pending
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
PROJECTOR Feb 21, 2023 Pending
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 Pending
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 Pending
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 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 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 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 Pending
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] => 18470778 [patent_doc_number] => 20230205064 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => PROJECTOR [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] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16069 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18088056 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/088056
PROJECTOR Dec 22, 2022 Pending
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
Array ( [id] => 18470778 [patent_doc_number] => 20230205064 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => PROJECTOR [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] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16069 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18088056 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/088056
PROJECTOR Dec 22, 2022 Pending
Array ( [id] => 20346938 [patent_doc_number] => 12470675 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Projection method and projector [patent_app_type] => utility [patent_app_number] => 18/087886 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 4332 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [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] => 18087886 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/087886
Projection method and projector Dec 22, 2022 Issued
Array ( [id] => 20346938 [patent_doc_number] => 12470675 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Projection method and projector [patent_app_type] => utility [patent_app_number] => 18/087886 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 4332 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [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] => 18087886 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/087886
Projection method and projector Dec 22, 2022 Issued
Array ( [id] => 20318748 [patent_doc_number] => 12457308 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Projection device and method for controlling projection device [patent_app_type] => utility [patent_app_number] => 18/084557 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10286 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084557 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084557
Projection device and method for controlling projection device Dec 19, 2022 Issued
Array ( [id] => 18453686 [patent_doc_number] => 20230194966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => PROJECTOR [patent_app_type] => utility [patent_app_number] => 18/085569 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5571 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18085569 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085569
Projector Dec 19, 2022 Issued
Array ( [id] => 18453685 [patent_doc_number] => 20230194965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => ENCASEMENT APPARATUS AND PROJECTION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/084317 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14890 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084317 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084317
ENCASEMENT APPARATUS AND PROJECTION SYSTEM Dec 18, 2022 Pending
Array ( [id] => 18470761 [patent_doc_number] => 20230205047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => PROJECTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/082593 [patent_app_country] => US [patent_app_date] => 2022-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6236 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18082593 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/082593
Projection device Dec 15, 2022 Issued
Array ( [id] => 18872718 [patent_doc_number] => 11860520 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Projection-type display apparatus and lens holding mechanism [patent_app_type] => utility [patent_app_number] => 18/080807 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 12922 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080807 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080807
Projection-type display apparatus and lens holding mechanism Dec 13, 2022 Issued
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