Search

Brian David Mattei

Examiner (ID: 3781)

Most Active Art Unit
3633
Art Unit(s)
4188, 3635, 3633
Total Applications
831
Issued Applications
566
Pending Applications
31
Abandoned Applications
241

Applications

Application numberTitle of the applicationFiling DateStatus
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] => 19350028 [patent_doc_number] => 20240258992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [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] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5273 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18398288 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/398288
ACOUSTIC LOAD-LINE TUNING IN A WIRELESS TRANSMISSION CIRCUIT Dec 27, 2023 Pending
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] => 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
Array ( [id] => 20033925 [patent_doc_number] => 20250172147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => SUBMERSIBLE PUMP MOTOR DRIVE INCLUDING OUTPUT CLAMPING FILTER [patent_app_type] => utility [patent_app_number] => 18/523036 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1229 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18523036 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/523036
SUBMERSIBLE PUMP MOTOR DRIVE INCLUDING OUTPUT CLAMPING FILTER Nov 28, 2023 Pending
Array ( [id] => 19671333 [patent_doc_number] => 12184108 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-31 [patent_title] => Energy storage power supply [patent_app_type] => utility [patent_app_number] => 18/520161 [patent_app_country] => US [patent_app_date] => 2023-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 10240 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 1871 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18520161 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/520161
Energy storage power supply Nov 26, 2023 Issued
18/563858 UNAPODIZATION Nov 21, 2023 Pending
Array ( [id] => 19176907 [patent_doc_number] => 20240162881 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => ACOUSTIC WAVE DEVICE, FILTER, AND MULTIPLEXER [patent_app_type] => utility [patent_app_number] => 18/507700 [patent_app_country] => US [patent_app_date] => 2023-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7387 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18507700 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/507700
ACOUSTIC WAVE DEVICE, FILTER, AND MULTIPLEXER Nov 12, 2023 Pending
Array ( [id] => 20441961 [patent_doc_number] => 12512803 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Acoustic wave device and manufacturing method thereof [patent_app_type] => utility [patent_app_number] => 18/506152 [patent_app_country] => US [patent_app_date] => 2023-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18506152 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/506152
Acoustic wave device and manufacturing method thereof Nov 9, 2023 Issued
Array ( [id] => 19007357 [patent_doc_number] => 20240071428 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => LATCH TYPE SENSE AMPLIFIER [patent_app_type] => utility [patent_app_number] => 18/504686 [patent_app_country] => US [patent_app_date] => 2023-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7809 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18504686 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/504686
Latch type sense amplifier Nov 7, 2023 Issued
Array ( [id] => 20002858 [patent_doc_number] => 20250141080 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => DIFFERENTIAL WIDEBAND QUADRATURE SIGNAL GENERATION USING OVER-COUPLED DIRECTIONAL COUPLER [patent_app_type] => utility [patent_app_number] => 18/498547 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2351 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18498547 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/498547
Differential wideband quadrature signal generation using over-coupled directional coupler Oct 30, 2023 Issued
Array ( [id] => 20003208 [patent_doc_number] => 20250141430 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => SYSTEMS AND METHODS FOR ACOUSTIC FILTERS OPERATING AT HIGH FREQUENCIES [patent_app_type] => utility [patent_app_number] => 18/498015 [patent_app_country] => US [patent_app_date] => 2023-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2293 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18498015 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/498015
SYSTEMS AND METHODS FOR ACOUSTIC FILTERS OPERATING AT HIGH FREQUENCIES Oct 29, 2023 Pending
Array ( [id] => 18975980 [patent_doc_number] => 20240056072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => Phase Change Switch Device Having a Set of Heaters Arranged to Heat a Phase Change Material and Method of Operating the Phase Change Switch Device [patent_app_type] => utility [patent_app_number] => 18/496262 [patent_app_country] => US [patent_app_date] => 2023-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6032 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18496262 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/496262
Phase change switch device having a set of heaters arranged to heat a phase change material and method of operating the phase change switch device Oct 26, 2023 Issued
Array ( [id] => 20565235 [patent_doc_number] => 12567850 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-03 [patent_title] => Acoustic wave device and manufacturing method for acoustic wave device [patent_app_type] => utility [patent_app_number] => 18/381203 [patent_app_country] => US [patent_app_date] => 2023-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 45 [patent_no_of_words] => 7825 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18381203 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/381203
Acoustic wave device and manufacturing method for acoustic wave device Oct 17, 2023 Issued
Array ( [id] => 18927880 [patent_doc_number] => 20240030884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => FILTER DEVICE, AND RADIO-FREQUENCY FRONT END CIRCUIT PROVIDED WITH SAME [patent_app_type] => utility [patent_app_number] => 18/376006 [patent_app_country] => US [patent_app_date] => 2023-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5582 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18376006 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/376006
Filter device, and radio-frequency front end circuit provided with same Oct 2, 2023 Issued
Array ( [id] => 19880356 [patent_doc_number] => 20250112613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => SCATTERING ELEMENTS FOR COUPLING PREVENTION WITH ELECTROACOUSTIC RESONATORS [patent_app_type] => utility [patent_app_number] => 18/478585 [patent_app_country] => US [patent_app_date] => 2023-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11867 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18478585 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/478585
SCATTERING ELEMENTS FOR COUPLING PREVENTION WITH ELECTROACOUSTIC RESONATORS Sep 28, 2023 Pending
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