Search

Hafizur Rahman

Examiner (ID: 17617, Phone: (571)270-0659 , Office: P/2842 )

Most Active Art Unit
2843
Art Unit(s)
2842, 2843
Total Applications
866
Issued Applications
746
Pending Applications
100
Abandoned Applications
41

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20089652 [patent_doc_number] => 20250219588 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => RF POWER AMPLIFIERS AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 19/017561 [patent_app_country] => US [patent_app_date] => 2025-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2130 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 19017561 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/017561
RF POWER AMPLIFIERS AND ELECTRONIC DEVICE Jan 10, 2025 Pending
Array ( [id] => 19407950 [patent_doc_number] => 20240291461 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS [patent_app_type] => utility [patent_app_number] => 18/656141 [patent_app_country] => US [patent_app_date] => 2024-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8876 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18656141 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/656141
Transversely-excited film bulk acoustic resonators May 5, 2024 Issued
Array ( [id] => 20417273 [patent_doc_number] => 12500568 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Acoustic wave device with multi-layer substrate including ceramic [patent_app_type] => utility [patent_app_number] => 18/653234 [patent_app_country] => US [patent_app_date] => 2024-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 29 [patent_no_of_words] => 10027 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18653234 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/653234
Acoustic wave device with multi-layer substrate including ceramic May 1, 2024 Issued
Array ( [id] => 19980724 [patent_doc_number] => 12348215 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Transversely-excited film bulk acoustic resonator using YX-cut lithium niobate for high power applications [patent_app_type] => utility [patent_app_number] => 18/634626 [patent_app_country] => US [patent_app_date] => 2024-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 2424 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 18634626 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/634626
Transversely-excited film bulk acoustic resonator using YX-cut lithium niobate for high power applications Apr 11, 2024 Issued
Array ( [id] => 20417268 [patent_doc_number] => 12500563 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Superconducting traveling-wave parametric amplifier [patent_app_type] => utility [patent_app_number] => 18/629168 [patent_app_country] => US [patent_app_date] => 2024-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 3004 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18629168 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/629168
Superconducting traveling-wave parametric amplifier Apr 7, 2024 Issued
Array ( [id] => 19935613 [patent_doc_number] => 12308823 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Transversely-excited film bulk acoustic filters with symmetric layout [patent_app_type] => utility [patent_app_number] => 18/614870 [patent_app_country] => US [patent_app_date] => 2024-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 1109 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614870 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/614870
Transversely-excited film bulk acoustic filters with symmetric layout Mar 24, 2024 Issued
Array ( [id] => 19453597 [patent_doc_number] => 20240313727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => VARIABLE-GAIN AMPLIFIERS WITH CONFIGURABLE IMPEDANCE CIRCUITS [patent_app_type] => utility [patent_app_number] => 18/614552 [patent_app_country] => US [patent_app_date] => 2024-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10089 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614552 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/614552
VARIABLE-GAIN AMPLIFIERS WITH CONFIGURABLE IMPEDANCE CIRCUITS Mar 21, 2024 Pending
Array ( [id] => 19286679 [patent_doc_number] => 20240223159 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => ACOUSTIC WAVE FILTER INCLUDING TWO TYPES OF ACOUSTIC WAVE RESONATORS [patent_app_type] => utility [patent_app_number] => 18/608108 [patent_app_country] => US [patent_app_date] => 2024-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12651 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18608108 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/608108
ACOUSTIC WAVE FILTER INCLUDING TWO TYPES OF ACOUSTIC WAVE RESONATORS Mar 17, 2024 Pending
Array ( [id] => 19222280 [patent_doc_number] => 20240186984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH PERIODIC ETCHED HOLES [patent_app_type] => utility [patent_app_number] => 18/417972 [patent_app_country] => US [patent_app_date] => 2024-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5812 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18417972 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/417972
Transversely-excited film bulk acoustic resonator with periodic etched holes Jan 18, 2024 Issued
Array ( [id] => 19655050 [patent_doc_number] => 12176860 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => High frequency amplifier [patent_app_type] => utility [patent_app_number] => 18/415893 [patent_app_country] => US [patent_app_date] => 2024-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7177 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18415893 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/415893
High frequency amplifier Jan 17, 2024 Issued
Array ( [id] => 19812880 [patent_doc_number] => 12244295 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Transversely-excited film bulk acoustic resonators with two-layer electrodes having a narrower top layer [patent_app_type] => utility [patent_app_number] => 18/410699 [patent_app_country] => US [patent_app_date] => 2024-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 8266 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18410699 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/410699
Transversely-excited film bulk acoustic resonators with two-layer electrodes having a narrower top layer Jan 10, 2024 Issued
Array ( [id] => 19972848 [patent_doc_number] => 12341473 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-06-24 [patent_title] => Multilevel amplifier systems and related techniques [patent_app_type] => utility [patent_app_number] => 18/409310 [patent_app_country] => US [patent_app_date] => 2024-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 23 [patent_no_of_words] => 4684 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18409310 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/409310
Multilevel amplifier systems and related techniques Jan 9, 2024 Issued
Array ( [id] => 20072949 [patent_doc_number] => 20250211171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => BROADBAND INTERSTAGE MATCHING [patent_app_type] => utility [patent_app_number] => 18/390967 [patent_app_country] => US [patent_app_date] => 2023-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1998 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18390967 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/390967
BROADBAND INTERSTAGE MATCHING Dec 19, 2023 Pending
Array ( [id] => 20064209 [patent_doc_number] => 20250202431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => POWER SUPPLY CIRCUIT FOR PROVIDING MULTIPLE PAIRS OF COMPLEMENTARY POWER SUPPLY VOLTAGES AND A FIXED POWER SUPPLY VOLTAGE [patent_app_type] => utility [patent_app_number] => 18/545782 [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] => 5020 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18545782 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/545782
POWER SUPPLY CIRCUIT FOR PROVIDING MULTIPLE PAIRS OF COMPLEMENTARY POWER SUPPLY VOLTAGES AND A FIXED POWER SUPPLY VOLTAGE Dec 18, 2023 Pending
Array ( [id] => 19867018 [patent_doc_number] => 20250105804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => AMPLIFY DEVICE AND SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 18/539131 [patent_app_country] => US [patent_app_date] => 2023-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4166 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18539131 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/539131
AMPLIFY DEVICE AND SEMICONDUCTOR DEVICE Dec 12, 2023 Pending
Array ( [id] => 19887357 [patent_doc_number] => 12273093 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Multi-port filter using transversely-excited film bulk acoustic resonators [patent_app_type] => utility [patent_app_number] => 18/538939 [patent_app_country] => US [patent_app_date] => 2023-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 8491 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 18538939 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/538939
Multi-port filter using transversely-excited film bulk acoustic resonators Dec 12, 2023 Issued
Array ( [id] => 19270232 [patent_doc_number] => 20240213938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => SELF-BIASED AMPLIFIER CIRCUIT AND A METHOD FOR CONTROLLING A SELF-BIASED AMPLIFIER CIRCUIT [patent_app_type] => utility [patent_app_number] => 18/538091 [patent_app_country] => US [patent_app_date] => 2023-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7397 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 365 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18538091 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/538091
SELF-BIASED AMPLIFIER CIRCUIT AND A METHOD FOR CONTROLLING A SELF-BIASED AMPLIFIER CIRCUIT Dec 12, 2023 Pending
Array ( [id] => 19713388 [patent_doc_number] => 20250023530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => RECEIVER CIRCUIT, A SEMICONDUCTOR APPARATUS AND A SEMICONDUCTOR SYSTEM USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/537560 [patent_app_country] => US [patent_app_date] => 2023-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8421 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18537560 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/537560
RECEIVER CIRCUIT, A SEMICONDUCTOR APPARATUS AND A SEMICONDUCTOR SYSTEM USING THE SAME Dec 11, 2023 Pending
Array ( [id] => 19238171 [patent_doc_number] => 20240195366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => AMPLIFIER CIRCUIT AND RADIO-FREQUENCY CIRCUIT [patent_app_type] => utility [patent_app_number] => 18/528819 [patent_app_country] => US [patent_app_date] => 2023-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25283 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18528819 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/528819
AMPLIFIER CIRCUIT AND RADIO-FREQUENCY CIRCUIT Dec 4, 2023 Pending
Array ( [id] => 19286663 [patent_doc_number] => 20240223143 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => OFFSET VOLTAGE COMPENSATION CIRCUIT AND ISOLATION AMPLIFIER DEVICE INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/527342 [patent_app_country] => US [patent_app_date] => 2023-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5131 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18527342 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/527342
OFFSET VOLTAGE COMPENSATION CIRCUIT AND ISOLATION AMPLIFIER DEVICE INCLUDING THE SAME Dec 2, 2023 Pending
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