Search

Hafizur Rahman

Examiner (ID: 19092, Phone: (571)270-0659 , Office: P/2842 )

Most Active Art Unit
2843
Art Unit(s)
2843, 2842
Total Applications
903
Issued Applications
766
Pending Applications
111
Abandoned Applications
44

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19117189 [patent_doc_number] => 20240128939 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => SYMMETRICAL COMMON GATE DIRECT CURRENT BIAS NETWORK FOR STACKED FIELD EFFECT TRANSMITTER DISTRIBUTED HIGH-POWER AMPLIFIER, RELATED APPARATUSES AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 17/967915 [patent_app_country] => US [patent_app_date] => 2022-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6559 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17967915 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/967915
Symmetrical common gate direct current bias network for stacked field effect transmitter distributed high-power amplifier, related apparatuses and related methods Oct 17, 2022 Issued
Array ( [id] => 18326001 [patent_doc_number] => 20230124129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => OUTPUT STAGE CIRCUIT ASSEMBLY FOR POWER AMPLIFIER SYSTEM WITH IMPROVED POWER MANAGEMENT [patent_app_type] => utility [patent_app_number] => 17/965259 [patent_app_country] => US [patent_app_date] => 2022-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9441 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17965259 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/965259
Output stage circuit assembly for power amplifier system with improved power management Oct 12, 2022 Issued
Array ( [id] => 19796842 [patent_doc_number] => 12237822 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Method, system, and apparatus for resonator circuits and modulating resonators [patent_app_type] => utility [patent_app_number] => 17/964530 [patent_app_country] => US [patent_app_date] => 2022-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 68 [patent_figures_cnt] => 123 [patent_no_of_words] => 24201 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17964530 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/964530
Method, system, and apparatus for resonator circuits and modulating resonators Oct 11, 2022 Issued
Array ( [id] => 20305840 [patent_doc_number] => 12451844 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Doherty amplifier [patent_app_type] => utility [patent_app_number] => 17/960938 [patent_app_country] => US [patent_app_date] => 2022-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 5314 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 429 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17960938 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/960938
Doherty amplifier Oct 5, 2022 Issued
Array ( [id] => 18167557 [patent_doc_number] => 20230034164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => RF BAW RESONATOR FILTER ARCHITECTURE FOR 6.5GHZ WI-FI 6E COEXISTENCE AND OTHER ULTRA-WIDEBAND APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/938440 [patent_app_country] => US [patent_app_date] => 2022-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20373 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17938440 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/938440
RF BAW RESONATOR FILTER ARCHITECTURE FOR 6.5GHZ WI-FI 6E COEXISTENCE AND OTHER ULTRA-WIDEBAND APPLICATIONS Oct 5, 2022 Abandoned
Array ( [id] => 19568309 [patent_doc_number] => 12143092 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-12 [patent_title] => Transversely-excited film bulk acoustic resonators and filters with trap-rich layer [patent_app_type] => utility [patent_app_number] => 17/956807 [patent_app_country] => US [patent_app_date] => 2022-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 5719 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17956807 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/956807
Transversely-excited film bulk acoustic resonators and filters with trap-rich layer Sep 28, 2022 Issued
Array ( [id] => 20417257 [patent_doc_number] => 12500552 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Radio frequency (RF) front end envelope tracking with machine learning [patent_app_type] => utility [patent_app_number] => 17/935074 [patent_app_country] => US [patent_app_date] => 2022-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 11480 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17935074 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/935074
Radio frequency (RF) front end envelope tracking with machine learning Sep 22, 2022 Issued
Array ( [id] => 18139747 [patent_doc_number] => 20230013583 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => TRANSVERSELY EXCITED FILM BULK ACOUSTIC RESONATOR WITH RECESSED INTERDIGITAL TRANSDUCER FINGERS [patent_app_type] => utility [patent_app_number] => 17/948173 [patent_app_country] => US [patent_app_date] => 2022-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7801 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17948173 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/948173
Transversely excited film bulk acoustic resonator with recessed interdigital transducer fingers Sep 18, 2022 Issued
Array ( [id] => 18521165 [patent_doc_number] => 11711064 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-25 [patent_title] => Acoustic wave resonator, RF filter circuit and system [patent_app_type] => utility [patent_app_number] => 17/944475 [patent_app_country] => US [patent_app_date] => 2022-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 72 [patent_figures_cnt] => 188 [patent_no_of_words] => 18750 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17944475 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/944475
Acoustic wave resonator, RF filter circuit and system Sep 13, 2022 Issued
Array ( [id] => 18253525 [patent_doc_number] => 20230080564 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => MULTIPLE COUPLER PLACEMENTS IN ADVANCED TRANSMIT ARCHITECTURES [patent_app_type] => utility [patent_app_number] => 17/943659 [patent_app_country] => US [patent_app_date] => 2022-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10193 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17943659 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/943659
MULTIPLE COUPLER PLACEMENTS IN ADVANCED TRANSMIT ARCHITECTURES Sep 12, 2022 Pending
Array ( [id] => 18113770 [patent_doc_number] => 20230006650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => HIGH-FREQUENCY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/940296 [patent_app_country] => US [patent_app_date] => 2022-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8493 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17940296 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/940296
High-frequency apparatus Sep 7, 2022 Issued
Array ( [id] => 18081876 [patent_doc_number] => 20220407488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => FILTER CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/892815 [patent_app_country] => US [patent_app_date] => 2022-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4213 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17892815 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/892815
FILTER CIRCUIT Aug 21, 2022 Abandoned
Array ( [id] => 18041058 [patent_doc_number] => 20220385275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => 5G n79 WI-FI ACOUSTIC TRIPLEXER CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/886171 [patent_app_country] => US [patent_app_date] => 2022-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18759 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17886171 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/886171
Acoustic wave resonator RF filter circuit and system Aug 10, 2022 Issued
Array ( [id] => 18041057 [patent_doc_number] => 20220385274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => 5G n79 WI-FI ACOUSTIC TRIPLEXER CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/886149 [patent_app_country] => US [patent_app_date] => 2022-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18759 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17886149 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/886149
Acoustic wave resonator RF filter circuit and system Aug 10, 2022 Issued
Array ( [id] => 18875305 [patent_doc_number] => 11863131 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-01-02 [patent_title] => Very narrowband and wideband negative resistance amplifiers with a tuneable center frequency [patent_app_type] => utility [patent_app_number] => 17/873838 [patent_app_country] => US [patent_app_date] => 2022-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3214 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17873838 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/873838
Very narrowband and wideband negative resistance amplifiers with a tuneable center frequency Jul 25, 2022 Issued
Array ( [id] => 19532600 [patent_doc_number] => 20240356502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => POWER AMPLIFICATION CIRCUIT AND POWER AMPLIFIER [patent_app_type] => utility [patent_app_number] => 18/683551 [patent_app_country] => US [patent_app_date] => 2022-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18683551 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/683551
POWER AMPLIFICATION CIRCUIT AND POWER AMPLIFIER Jul 21, 2022 Pending
Array ( [id] => 19568291 [patent_doc_number] => 12143074 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-12 [patent_title] => Spatial power-combining devices with reduced size [patent_app_type] => utility [patent_app_number] => 17/811911 [patent_app_country] => US [patent_app_date] => 2022-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 7232 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17811911 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/811911
Spatial power-combining devices with reduced size Jul 11, 2022 Issued
Array ( [id] => 17986829 [patent_doc_number] => 20220352866 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => RF BAW RESONATOR FILTER ARCHITECTURE FOR 6.5GHZ WI-FI 6E COEXISTENCE AND OTHER ULTRA-WIDEBAND APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/856917 [patent_app_country] => US [patent_app_date] => 2022-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20372 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17856917 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/856917
RF BAW RESONATOR FILTER ARCHITECTURE FOR 6.5GHZ WI-FI 6E COEXISTENCE AND OTHER ULTRA-WIDEBAND APPLICATIONS Jun 30, 2022 Abandoned
Array ( [id] => 17918675 [patent_doc_number] => 20220321071 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => RF AMPLIFIER DEVICES AND METHODS OF MANUFACTURING INCLUDING MODULARIZED DESIGNS WITH FLIP CHIP INTERCONNECTIONS [patent_app_type] => utility [patent_app_number] => 17/848546 [patent_app_country] => US [patent_app_date] => 2022-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 37035 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17848546 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/848546
RF amplifier devices and methods of manufacturing including modularized designs with flip chip interconnections Jun 23, 2022 Issued
Array ( [id] => 20346439 [patent_doc_number] => 12470175 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Autonomous analog orthogonal load modulation power amplifier [patent_app_type] => utility [patent_app_number] => 17/844944 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 0 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17844944 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/844944
Autonomous analog orthogonal load modulation power amplifier Jun 20, 2022 Issued
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