Search

Duc M. Pham

Examiner (ID: 19107, Phone: (571)272-5026 , Office: P/2836 )

Most Active Art Unit
2836
Art Unit(s)
2849, 2836
Total Applications
908
Issued Applications
788
Pending Applications
62
Abandoned Applications
83

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20242329 [patent_doc_number] => 12422644 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Optical system [patent_app_type] => utility [patent_app_number] => 17/739380 [patent_app_country] => US [patent_app_date] => 2022-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 13161 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17739380 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/739380
Optical system May 8, 2022 Issued
Array ( [id] => 18253577 [patent_doc_number] => 20230080616 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => OPTICAL LENS ASSEMBLY AND HEAD-MOUNTED DEVICE [patent_app_type] => utility [patent_app_number] => 17/735199 [patent_app_country] => US [patent_app_date] => 2022-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18390 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17735199 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/735199
Optical lens assembly and head-mounted device May 2, 2022 Issued
Array ( [id] => 17809017 [patent_doc_number] => 20220260852 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => METHOD AND APPARATUS FOR DESIGN AND FABRICATION OF CUSTOMIZED EYEWEAR [patent_app_type] => utility [patent_app_number] => 17/661728 [patent_app_country] => US [patent_app_date] => 2022-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9403 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17661728 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/661728
METHOD AND APPARATUS FOR DESIGN AND FABRICATION OF CUSTOMIZED EYEWEAR May 1, 2022 Abandoned
Array ( [id] => 17789849 [patent_doc_number] => 20220248940 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => OPTICAL SYSTEM, METHOD FOR MANUFACTURING OPTICAL SYSTEM, AND ENDOSCOPE [patent_app_type] => utility [patent_app_number] => 17/731516 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17731516 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/731516
Optical system, method for manufacturing optical system, and endoscope Apr 27, 2022 Issued
Array ( [id] => 17793862 [patent_doc_number] => 20220252954 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => APPLICATIONS OF ELECTRO-OPTIC DISPLAYS [patent_app_type] => utility [patent_app_number] => 17/727949 [patent_app_country] => US [patent_app_date] => 2022-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10125 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17727949 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/727949
Applications of electro-optic displays Apr 24, 2022 Issued
Array ( [id] => 18072418 [patent_doc_number] => 11531249 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-12-20 [patent_title] => Constant-frequency acousto-optic beam steering [patent_app_type] => utility [patent_app_number] => 17/727756 [patent_app_country] => US [patent_app_date] => 2022-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3690 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17727756 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/727756
Constant-frequency acousto-optic beam steering Apr 23, 2022 Issued
Array ( [id] => 17793606 [patent_doc_number] => 20220252698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => LIDAR SYSTEM IMPLEMENTING WAVELENGTH CONVERSION [patent_app_type] => utility [patent_app_number] => 17/727162 [patent_app_country] => US [patent_app_date] => 2022-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6004 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17727162 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/727162
LiDAR system implementing wavelength conversion Apr 21, 2022 Issued
Array ( [id] => 18421861 [patent_doc_number] => 20230176325 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => OPTICAL IMAGING LENS [patent_app_type] => utility [patent_app_number] => 17/718638 [patent_app_country] => US [patent_app_date] => 2022-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14763 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17718638 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/718638
Optical imaging lens Apr 11, 2022 Issued
Array ( [id] => 19702904 [patent_doc_number] => 12196925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Optical imaging lens [patent_app_type] => utility [patent_app_number] => 17/718329 [patent_app_country] => US [patent_app_date] => 2022-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 48 [patent_no_of_words] => 11562 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17718329 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/718329
Optical imaging lens Apr 11, 2022 Issued
Array ( [id] => 20454231 [patent_doc_number] => 12517283 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Optical film layer and manufacturing method thereof, polarizer, and display panel [patent_app_type] => utility [patent_app_number] => 17/754949 [patent_app_country] => US [patent_app_date] => 2022-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17754949 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/754949
Optical film layer and manufacturing method thereof, polarizer, and display panel Mar 31, 2022 Issued
Array ( [id] => 17721796 [patent_doc_number] => 20220214518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => DEVICE FOR MOUNTING SPHERICAL OPTICAL COMPONENTS [patent_app_type] => utility [patent_app_number] => 17/701256 [patent_app_country] => US [patent_app_date] => 2022-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2315 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17701256 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/701256
Device for mounting spherical optical components Mar 21, 2022 Issued
Array ( [id] => 19296875 [patent_doc_number] => 20240225439 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => METHOD AND APPARATUS FOR POSITIONING A TORIC INTRAOCULAR LENS [patent_app_type] => utility [patent_app_number] => 18/562390 [patent_app_country] => US [patent_app_date] => 2022-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3606 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18562390 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/562390
METHOD AND APPARATUS FOR POSITIONING A TORIC INTRAOCULAR LENS Mar 21, 2022 Pending
Array ( [id] => 20214677 [patent_doc_number] => 12411327 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Performing structured illumination microscopy on a patterned substrate [patent_app_type] => utility [patent_app_number] => 17/654941 [patent_app_country] => US [patent_app_date] => 2022-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 9110 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17654941 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/654941
Performing structured illumination microscopy on a patterned substrate Mar 14, 2022 Issued
Array ( [id] => 17689679 [patent_doc_number] => 20220196972 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => OPTICAL LENS, CAMERA MODULE AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/689951 [patent_app_country] => US [patent_app_date] => 2022-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3080 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17689951 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/689951
Optical lens, camera module and electronic device Mar 7, 2022 Issued
Array ( [id] => 18238831 [patent_doc_number] => 20230071142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => BASE MATERIAL AND FORMATION METHOD THEREOF, AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/688573 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6288 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17688573 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/688573
BASE MATERIAL AND FORMATION METHOD THEREOF, AND ELECTRONIC DEVICE Mar 6, 2022 Pending
Array ( [id] => 19917186 [patent_doc_number] => 12292551 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Compact optical imaging device with shortened focal length, imaging module, and electronic device [patent_app_type] => utility [patent_app_number] => 17/676367 [patent_app_country] => US [patent_app_date] => 2022-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2650 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17676367 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/676367
Compact optical imaging device with shortened focal length, imaging module, and electronic device Feb 20, 2022 Issued
Array ( [id] => 19779765 [patent_doc_number] => 12228795 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Imaging lens system [patent_app_type] => utility [patent_app_number] => 17/592873 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 11064 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17592873 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/592873
Imaging lens system Feb 3, 2022 Issued
Array ( [id] => 17613279 [patent_doc_number] => 20220155559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => OPTICAL IMAGING LENS [patent_app_type] => utility [patent_app_number] => 17/592302 [patent_app_country] => US [patent_app_date] => 2022-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9226 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17592302 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/592302
Optical imaging lens Feb 2, 2022 Issued
Array ( [id] => 17778133 [patent_doc_number] => 20220244483 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => OPTICAL ELEMENT DRIVING MECHANISM [patent_app_type] => utility [patent_app_number] => 17/587032 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6603 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17587032 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/587032
Optical element driving mechanism Jan 27, 2022 Issued
Array ( [id] => 17597336 [patent_doc_number] => 20220146910 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => CAMERA MODULE AND MOBILE TERMINAL [patent_app_type] => utility [patent_app_number] => 17/585792 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9125 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17585792 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/585792
Camera module and mobile terminal Jan 26, 2022 Issued
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