Search

Anh Quan Tra

Examiner (ID: 4007, Phone: (571)272-1755 , Office: P/2842 )

Most Active Art Unit
2842
Art Unit(s)
2842, 2843, 2815, 2816
Total Applications
2346
Issued Applications
1816
Pending Applications
122
Abandoned Applications
423

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20648677 [patent_doc_number] => 12603633 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-14 [patent_title] => Acoustic wave device, filter, and multiplexer [patent_app_type] => utility [patent_app_number] => 18/591121 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 28 [patent_no_of_words] => 3394 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18591121 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/591121
Acoustic wave device, filter, and multiplexer Feb 28, 2024 Issued
Array ( [id] => 20469910 [patent_doc_number] => 12525953 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Bulk acoustic resonator [patent_app_type] => utility [patent_app_number] => 18/584444 [patent_app_country] => US [patent_app_date] => 2024-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 21184 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18584444 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/584444
Bulk acoustic resonator Feb 21, 2024 Issued
Array ( [id] => 20441974 [patent_doc_number] => 12512816 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => High frequency filter and multiplexer [patent_app_type] => utility [patent_app_number] => 18/584611 [patent_app_country] => US [patent_app_date] => 2024-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 7429 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [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] => 18584611 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/584611
High frequency filter and multiplexer Feb 21, 2024 Issued
Array ( [id] => 19238188 [patent_doc_number] => 20240195383 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => ACOUSTIC WAVE DEVICE [patent_app_type] => utility [patent_app_number] => 18/584603 [patent_app_country] => US [patent_app_date] => 2024-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18584603 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/584603
ACOUSTIC WAVE DEVICE Feb 21, 2024 Pending
Array ( [id] => 20275033 [patent_doc_number] => 12444820 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => On-chip dual-mode transmission line with spoof surface plasmon based on balun [patent_app_type] => utility [patent_app_number] => 18/434262 [patent_app_country] => US [patent_app_date] => 2024-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 39 [patent_no_of_words] => 5663 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 350 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18434262 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/434262
On-chip dual-mode transmission line with spoof surface plasmon based on balun Feb 5, 2024 Issued
Array ( [id] => 20667888 [patent_doc_number] => 12609673 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [patent_title] => Cartesian curve configuration-based bulk acoustic wave resonator and bulk acoustic wave filter [patent_app_type] => utility [patent_app_number] => 18/430728 [patent_app_country] => US [patent_app_date] => 2024-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 533 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18430728 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/430728
Cartesian curve configuration-based bulk acoustic wave resonator and bulk acoustic wave filter Feb 1, 2024 Issued
Array ( [id] => 20153980 [patent_doc_number] => 20250253818 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => JOSEPHSON JUNCTION TRAVELING-WAVE PARAMETRIC CIRCUITS WITH DISPERSIVE SIDEBAND SUPPRESSION [patent_app_type] => utility [patent_app_number] => 18/429593 [patent_app_country] => US [patent_app_date] => 2024-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8455 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18429593 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/429593
JOSEPHSON JUNCTION TRAVELING-WAVE PARAMETRIC CIRCUITS WITH DISPERSIVE SIDEBAND SUPPRESSION Jan 31, 2024 Pending
Array ( [id] => 20733194 [patent_doc_number] => 12640454 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-26 [patent_title] => Waveguide structure [patent_app_type] => utility [patent_app_number] => 18/428861 [patent_app_country] => US [patent_app_date] => 2024-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18428861 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/428861
Waveguide structure Jan 30, 2024 Issued
Array ( [id] => 19176904 [patent_doc_number] => 20240162878 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => ACOUSTIC WAVE DEVICE [patent_app_type] => utility [patent_app_number] => 18/423452 [patent_app_country] => US [patent_app_date] => 2024-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4924 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18423452 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/423452
ACOUSTIC WAVE DEVICE Jan 25, 2024 Pending
Array ( [id] => 19192238 [patent_doc_number] => 20240171151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => ACOUSTIC WAVE DEVICE [patent_app_type] => utility [patent_app_number] => 18/420932 [patent_app_country] => US [patent_app_date] => 2024-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5654 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18420932 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/420932
Acoustic wave device Jan 23, 2024 Issued
Array ( [id] => 20674504 [patent_doc_number] => 12615031 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-28 [patent_title] => Acoustic wave device and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 18/414527 [patent_app_country] => US [patent_app_date] => 2024-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 41 [patent_no_of_words] => 10206 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18414527 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/414527
Acoustic wave device and method of manufacturing the same Jan 16, 2024 Issued
Array ( [id] => 20305849 [patent_doc_number] => 12451853 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Filter device and radio-frequency front-end circuit [patent_app_type] => utility [patent_app_number] => 18/404945 [patent_app_country] => US [patent_app_date] => 2024-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 3126 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18404945 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/404945
Filter device and radio-frequency front-end circuit Jan 4, 2024 Issued
Array ( [id] => 20759234 [patent_doc_number] => 12652018 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-09 [patent_title] => Acoustic load-line tuning in a wireless transmission circuit [patent_app_type] => utility [patent_app_number] => 18/398288 [patent_app_country] => US [patent_app_date] => 2023-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 833 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18398288 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/398288
Acoustic load-line tuning in a wireless transmission circuit Dec 27, 2023 Issued
Array ( [id] => 20089678 [patent_doc_number] => 20250219614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => BULK ACOUSTIC WAVE DEVICE INCLUDING PATTERNED ACOUSTIC MIRROR LAYERS TO REDUCE EFFECTIVE THICKNESS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 18/396856 [patent_app_country] => US [patent_app_date] => 2023-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3327 [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] => 18396856 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/396856
Bulk acoustic wave device including patterned acoustic mirror layers to reduce effective thickness and related methods Dec 26, 2023 Issued
Array ( [id] => 20611279 [patent_doc_number] => 12586887 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-24 [patent_title] => Broadband transition structure with mixed contact and non-contact protrusions [patent_app_type] => utility [patent_app_number] => 18/389844 [patent_app_country] => US [patent_app_date] => 2023-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18389844 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/389844
Broadband transition structure with mixed contact and non-contact protrusions Dec 19, 2023 Issued
Array ( [id] => 19270239 [patent_doc_number] => 20240213945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => ELECTROMAGNETIC FILTER FOR OPERATING IN COMMON AND DIFFERENTIAL MODE [patent_app_type] => utility [patent_app_number] => 18/545116 [patent_app_country] => US [patent_app_date] => 2023-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18545116 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/545116
Electromagnetic filter for operating in common and differential mode Dec 18, 2023 Issued
Array ( [id] => 19266832 [patent_doc_number] => 20240210533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => AC COUPLING CIRCUIT, LASER DETECTION MODULE, AND LIDAR [patent_app_type] => utility [patent_app_number] => 18/542765 [patent_app_country] => US [patent_app_date] => 2023-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5795 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18542765 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/542765
AC COUPLING CIRCUIT, LASER DETECTION MODULE, AND LIDAR Dec 16, 2023 Pending
Array ( [id] => 19253387 [patent_doc_number] => 20240204384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => COMPACT HYBRID COUPLERS HAVING STRONG BROADBAND COUPLING FOR BASE STATION ANTENNA SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/541759 [patent_app_country] => US [patent_app_date] => 2023-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7127 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18541759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/541759
Compact hybrid couplers having strong broadband coupling for base station antenna systems Dec 14, 2023 Issued
Array ( [id] => 20596821 [patent_doc_number] => 12580550 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-17 [patent_title] => Bulk acoustic wave filter circuit having phase cancelling circuit [patent_app_type] => utility [patent_app_number] => 18/533457 [patent_app_country] => US [patent_app_date] => 2023-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 1060 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18533457 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/533457
Bulk acoustic wave filter circuit having phase cancelling circuit Dec 7, 2023 Issued
Array ( [id] => 19055674 [patent_doc_number] => 20240097643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => PIEZOELECTRIC BULK WAVE DEVICE AND METHOD FOR MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 18/523989 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15762 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18523989 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/523989
PIEZOELECTRIC BULK WAVE DEVICE AND METHOD FOR MANUFACTURING THE SAME Nov 29, 2023 Pending
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