
Leshui Zhang
Examiner (ID: 10766, Phone: (571)270-5589 , Office: P/2654 )
| Most Active Art Unit | 2654 |
| Art Unit(s) | 2654, 2614, 2695 |
| Total Applications | 983 |
| Issued Applications | 716 |
| Pending Applications | 90 |
| Abandoned Applications | 210 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20196513
[patent_doc_number] => 20250273223
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-08-28
[patent_title] => MULTICHANNEL PLAYBACK DEVICES AND ASSOCIATED SYSTEMS AND METHODS
[patent_app_type] => utility
[patent_app_number] => 19/208294
[patent_app_country] => US
[patent_app_date] => 2025-05-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 13499
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 230
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19208294
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/208294 | MULTICHANNEL PLAYBACK DEVICES AND ASSOCIATED SYSTEMS AND METHODS | May 13, 2025 | Pending |
Array
(
[id] => 19964587
[patent_doc_number] => 12334102
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-06-17
[patent_title] => Integration of high frequency audio reconstruction techniques
[patent_app_type] => utility
[patent_app_number] => 18/982215
[patent_app_country] => US
[patent_app_date] => 2024-12-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 7
[patent_no_of_words] => 11305
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 313
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18982215
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/982215 | Integration of high frequency audio reconstruction techniques | Dec 15, 2024 | Issued |
Array
(
[id] => 19964587
[patent_doc_number] => 12334102
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-06-17
[patent_title] => Integration of high frequency audio reconstruction techniques
[patent_app_type] => utility
[patent_app_number] => 18/982215
[patent_app_country] => US
[patent_app_date] => 2024-12-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 7
[patent_no_of_words] => 11305
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 313
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18982215
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/982215 | Integration of high frequency audio reconstruction techniques | Dec 15, 2024 | Issued |
Array
(
[id] => 19972201
[patent_doc_number] => 12340819
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-06-24
[patent_title] => Integration of high frequency audio reconstruction techniques
[patent_app_type] => utility
[patent_app_number] => 18/982181
[patent_app_country] => US
[patent_app_date] => 2024-12-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 7
[patent_no_of_words] => 11326
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 357
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18982181
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/982181 | Integration of high frequency audio reconstruction techniques | Dec 15, 2024 | Issued |
Array
(
[id] => 19515383
[patent_doc_number] => 20240347069
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-10-17
[patent_title] => METHODS AND DEVICES FOR GENERATING OR DECODING A BITSTREAM COMPRISING IMMERSIVE AUDIO SIGNALS
[patent_app_type] => utility
[patent_app_number] => 18/751078
[patent_app_country] => US
[patent_app_date] => 2024-06-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11371
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 76
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18751078
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/751078 | METHODS AND DEVICES FOR GENERATING OR DECODING A BITSTREAM COMPRISING IMMERSIVE AUDIO SIGNALS | Jun 20, 2024 | Pending |
Array
(
[id] => 19483654
[patent_doc_number] => 20240331696
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-10-03
[patent_title] => METHOD FOR PROCESSING MISRECOGNIZED AUDIO SIGNALS, AND DEVICE THEREFOR
[patent_app_type] => utility
[patent_app_number] => 18/737673
[patent_app_country] => US
[patent_app_date] => 2024-06-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 18692
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[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] => 18737673
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/737673 | METHOD FOR PROCESSING MISRECOGNIZED AUDIO SIGNALS, AND DEVICE THEREFOR | Jun 6, 2024 | Pending |
Array
(
[id] => 20409716
[patent_doc_number] => 20250378825
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-12-11
[patent_title] => AUGMENTING CONFORMERS WITH STRUCTURED STATE-SPACE SEQUENCE MODELS FOR ONLINE SPEECH RECOGNITION
[patent_app_type] => utility
[patent_app_number] => 18/734803
[patent_app_country] => US
[patent_app_date] => 2024-06-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5761
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 72
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18734803
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/734803 | AUGMENTING CONFORMERS WITH STRUCTURED STATE-SPACE SEQUENCE MODELS FOR ONLINE SPEECH RECOGNITION | Jun 4, 2024 | Pending |
Array
(
[id] => 20409716
[patent_doc_number] => 20250378825
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-12-11
[patent_title] => AUGMENTING CONFORMERS WITH STRUCTURED STATE-SPACE SEQUENCE MODELS FOR ONLINE SPEECH RECOGNITION
[patent_app_type] => utility
[patent_app_number] => 18/734803
[patent_app_country] => US
[patent_app_date] => 2024-06-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5761
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 72
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18734803
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/734803 | AUGMENTING CONFORMERS WITH STRUCTURED STATE-SPACE SEQUENCE MODELS FOR ONLINE SPEECH RECOGNITION | Jun 4, 2024 | Pending |
Array
(
[id] => 19467612
[patent_doc_number] => 20240321282
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-26
[patent_title] => Spatial Audio Parameter Merging
[patent_app_type] => utility
[patent_app_number] => 18/672139
[patent_app_country] => US
[patent_app_date] => 2024-05-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 13067
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 18672139
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/672139 | Spatial Audio Parameter Merging | May 22, 2024 | Pending |
Array
(
[id] => 20368746
[patent_doc_number] => 20250358558
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-20
[patent_title] => CEILING MOUNTABLE SPEAKER ENCLOSURE
[patent_app_type] => utility
[patent_app_number] => 18/665952
[patent_app_country] => US
[patent_app_date] => 2024-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1159
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 159
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18665952
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/665952 | CEILING MOUNTABLE SPEAKER ENCLOSURE | May 15, 2024 | Pending |
Array
(
[id] => 19574798
[patent_doc_number] => 20240379090
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-11-14
[patent_title] => AUDIO SIGNAL PROCESSING METHOD AND APPARATUS
[patent_app_type] => utility
[patent_app_number] => 18/661330
[patent_app_country] => US
[patent_app_date] => 2024-05-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4620
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 13
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18661330
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/661330 | AUDIO SIGNAL PROCESSING METHOD AND APPARATUS | May 9, 2024 | Pending |
Array
(
[id] => 20338706
[patent_doc_number] => 20250342826
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-06
[patent_title] => COMPUTING SYSTEM, METHOD, AND MEDIUM FOR PROCESSING CUSTOMER INQUIRIES USING SPEECH-TO-TEXT, LANGUAGE MODEL ANALYSIS, AND TEXT-TO-SPEECH SERVICES
[patent_app_type] => utility
[patent_app_number] => 18/656113
[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] => 5319
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 95
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18656113
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/656113 | COMPUTING SYSTEM, METHOD, AND MEDIUM FOR PROCESSING CUSTOMER INQUIRIES USING SPEECH-TO-TEXT, LANGUAGE MODEL ANALYSIS, AND TEXT-TO-SPEECH SERVICES | May 5, 2024 | Pending |
Array
(
[id] => 20338706
[patent_doc_number] => 20250342826
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-06
[patent_title] => COMPUTING SYSTEM, METHOD, AND MEDIUM FOR PROCESSING CUSTOMER INQUIRIES USING SPEECH-TO-TEXT, LANGUAGE MODEL ANALYSIS, AND TEXT-TO-SPEECH SERVICES
[patent_app_type] => utility
[patent_app_number] => 18/656113
[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] => 5319
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 95
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18656113
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/656113 | COMPUTING SYSTEM, METHOD, AND MEDIUM FOR PROCESSING CUSTOMER INQUIRIES USING SPEECH-TO-TEXT, LANGUAGE MODEL ANALYSIS, AND TEXT-TO-SPEECH SERVICES | May 5, 2024 | Pending |
Array
(
[id] => 19392460
[patent_doc_number] => 20240282330
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-22
[patent_title] => ACOUSTIC NEURAL NETWORK SCENE DETECTION
[patent_app_type] => utility
[patent_app_number] => 18/649278
[patent_app_country] => US
[patent_app_date] => 2024-04-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9235
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18649278
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/649278 | ACOUSTIC NEURAL NETWORK SCENE DETECTION | Apr 28, 2024 | Pending |
Array
(
[id] => 19384271
[patent_doc_number] => 20240274141
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-15
[patent_title] => SIGNALING FOR RENDERING TOOLS
[patent_app_type] => utility
[patent_app_number] => 18/640790
[patent_app_country] => US
[patent_app_date] => 2024-04-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10768
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18640790
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/640790 | SIGNALING FOR RENDERING TOOLS | Apr 18, 2024 | Pending |
Array
(
[id] => 19384271
[patent_doc_number] => 20240274141
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-15
[patent_title] => SIGNALING FOR RENDERING TOOLS
[patent_app_type] => utility
[patent_app_number] => 18/640790
[patent_app_country] => US
[patent_app_date] => 2024-04-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10768
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18640790
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/640790 | SIGNALING FOR RENDERING TOOLS | Apr 18, 2024 | Pending |
Array
(
[id] => 19514559
[patent_doc_number] => 20240346245
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-10-17
[patent_title] => DEVICE AND METHOD FOR TRAINING A LANGUAGE MODEL
[patent_app_type] => utility
[patent_app_number] => 18/634828
[patent_app_country] => US
[patent_app_date] => 2024-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3718
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 48
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18634828
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/634828 | DEVICE AND METHOD FOR TRAINING A LANGUAGE MODEL | Apr 11, 2024 | Pending |
Array
(
[id] => 20277181
[patent_doc_number] => 20250302423
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-10-02
[patent_title] => Digital Auscultation Device
[patent_app_type] => utility
[patent_app_number] => 18/620877
[patent_app_country] => US
[patent_app_date] => 2024-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 0
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 205
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18620877
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/620877 | Digital Auscultation Device | Mar 27, 2024 | Pending |
Array
(
[id] => 20277181
[patent_doc_number] => 20250302423
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-10-02
[patent_title] => Digital Auscultation Device
[patent_app_type] => utility
[patent_app_number] => 18/620877
[patent_app_country] => US
[patent_app_date] => 2024-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 0
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 205
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18620877
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/620877 | Digital Auscultation Device | Mar 27, 2024 | Pending |
Array
(
[id] => 19305155
[patent_doc_number] => 20240233735
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-07-11
[patent_title] => DETECTING AND SUPPRESSING COMMANDS IN MEDIA THAT MAY TRIGGER ANOTHER AUTOMATED ASSISTANT
[patent_app_type] => utility
[patent_app_number] => 18/617072
[patent_app_country] => US
[patent_app_date] => 2024-03-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12358
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 217
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18617072
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/617072 | DETECTING AND SUPPRESSING COMMANDS IN MEDIA THAT MAY TRIGGER ANOTHER AUTOMATED ASSISTANT | Mar 25, 2024 | Pending |