Search

Chu Chuan Liu

Examiner (ID: 17398, Phone: (571)270-5507 , Office: P/3777 )

Most Active Art Unit
3791
Art Unit(s)
3735, 3777, 3791
Total Applications
960
Issued Applications
669
Pending Applications
81
Abandoned Applications
223

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19777187 [patent_doc_number] => 12226207 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-02-18 [patent_title] => Multidepth tissue oximeter [patent_app_type] => utility [patent_app_number] => 18/162654 [patent_app_country] => US [patent_app_date] => 2023-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 31 [patent_no_of_words] => 22217 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18162654 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/162654
Multidepth tissue oximeter Jan 30, 2023 Issued
Array ( [id] => 19048819 [patent_doc_number] => 20240090788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => SYSTEM AND METHOD FOR USING BLOOD FLOW MEASUREMENTS TO DETERMINE VENTRICULAR CONTRACTILITY [patent_app_type] => utility [patent_app_number] => 18/161049 [patent_app_country] => US [patent_app_date] => 2023-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2391 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18161049 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/161049
SYSTEM AND METHOD FOR USING BLOOD FLOW MEASUREMENTS TO DETERMINE VENTRICULAR CONTRACTILITY Jan 27, 2023 Pending
Array ( [id] => 20114750 [patent_doc_number] => 12364433 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Wearable device and sensor device [patent_app_type] => utility [patent_app_number] => 18/100892 [patent_app_country] => US [patent_app_date] => 2023-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18100892 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/100892
Wearable device and sensor device Jan 23, 2023 Issued
Array ( [id] => 20686274 [patent_doc_number] => 12616399 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-05 [patent_title] => Combination of reflective and transmissive sensors with characteristic wavelengths for physiological monitoring [patent_app_type] => utility [patent_app_number] => 18/157610 [patent_app_country] => US [patent_app_date] => 2023-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2216 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18157610 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/157610
Combination of reflective and transmissive sensors with characteristic wavelengths for physiological monitoring Jan 19, 2023 Issued
Array ( [id] => 18389422 [patent_doc_number] => 20230157640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => BANDAGE\E-TATTOO COMBINATION [patent_app_type] => utility [patent_app_number] => 18/094893 [patent_app_country] => US [patent_app_date] => 2023-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12917 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18094893 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/094893
BANDAGEE-TATTOO COMBINATION Jan 8, 2023 Abandoned
Array ( [id] => 18389371 [patent_doc_number] => 20230157589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => FOCUSED STERILIZATION AND STERILIZED SUB-ASSEMBLIES FOR ANALYTE MONITORING SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/151710 [patent_app_country] => US [patent_app_date] => 2023-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 109013 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 494 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18151710 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/151710
FOCUSED STERILIZATION AND STERILIZED SUB-ASSEMBLIES FOR ANALYTE MONITORING SYSTEMS Jan 8, 2023 Abandoned
Array ( [id] => 18389372 [patent_doc_number] => 20230157590 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => FOCUSED STERILIZATION AND STERILIZED SUBASSEMBLIES FOR ANALYTE MONITORING SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/151786 [patent_app_country] => US [patent_app_date] => 2023-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 108991 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 400 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18151786 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/151786
FOCUSED STERILIZATION AND STERILIZED SUBASSEMBLIES FOR ANALYTE MONITORING SYSTEMS Jan 8, 2023 Abandoned
Array ( [id] => 18366721 [patent_doc_number] => 20230148312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => DEVICE FOR NON-INVASIVE BLOOD GLUCOSE CONCENTRATION MEASUREMENT [patent_app_type] => utility [patent_app_number] => 18/093690 [patent_app_country] => US [patent_app_date] => 2023-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8685 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18093690 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/093690
Device for non-invasive blood glucose concentration measurement Jan 4, 2023 Issued
Array ( [id] => 19729937 [patent_doc_number] => 12207923 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Oximeter with flexible sensor head and near and far detectors [patent_app_type] => utility [patent_app_number] => 18/149564 [patent_app_country] => US [patent_app_date] => 2023-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 15697 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [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] => 18149564 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/149564
Oximeter with flexible sensor head and near and far detectors Jan 2, 2023 Issued
Array ( [id] => 20592055 [patent_doc_number] => 12575751 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-17 [patent_title] => Portable heart monitor [patent_app_type] => utility [patent_app_number] => 18/090032 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18090032 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/090032
Portable heart monitor Dec 27, 2022 Issued
Array ( [id] => 20270366 [patent_doc_number] => 12440128 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Wrist and finger worn pulse oximetry system [patent_app_type] => utility [patent_app_number] => 18/146310 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 67 [patent_figures_cnt] => 110 [patent_no_of_words] => 36848 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18146310 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/146310
Wrist and finger worn pulse oximetry system Dec 22, 2022 Issued
Array ( [id] => 18334012 [patent_doc_number] => 20230125960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => PHYSIOLOGICAL MEASUREMENT SYSTEM WITH AUTOMATIC WAVELENGTH ADJUSTMENT [patent_app_type] => utility [patent_app_number] => 18/069881 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8478 [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] => 18069881 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/069881
Physiological measurement system with automatic wavelength adjustment Dec 20, 2022 Issued
Array ( [id] => 18323474 [patent_doc_number] => 20230121602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => HANDHELD PROCESSING DEVICE INCLUDING MEDICAL APPLICATIONS FOR MINIMALLY AND NON INVASIVE GLUCOSE MEASUREMENTS [patent_app_type] => utility [patent_app_number] => 18/069185 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10997 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18069185 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/069185
Handheld processing device including medical applications for minimally and non invasive glucose measurements Dec 19, 2022 Issued
Array ( [id] => 20787142 [patent_doc_number] => 12661036 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-23 [patent_title] => Detection device [patent_app_type] => utility [patent_app_number] => 18/066423 [patent_app_country] => US [patent_app_date] => 2022-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 37 [patent_no_of_words] => 13895 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18066423 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/066423
Detection device Dec 14, 2022 Issued
Array ( [id] => 19781355 [patent_doc_number] => 12230393 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Multiple wavelength sensor emitters [patent_app_type] => utility [patent_app_number] => 18/059679 [patent_app_country] => US [patent_app_date] => 2022-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 48 [patent_figures_cnt] => 106 [patent_no_of_words] => 9914 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18059679 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/059679
Multiple wavelength sensor emitters Nov 28, 2022 Issued
Array ( [id] => 18509568 [patent_doc_number] => 20230225643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => ARCHITECTURE OF A PHOTONIC INTEGRATED CIRCUIT (PIC) AND METHOD FOR OPERATING THE SAME AS WELL AS AN OPTICAL COUPLER [patent_app_type] => utility [patent_app_number] => 18/056666 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14273 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18056666 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/056666
ARCHITECTURE OF A PHOTONIC INTEGRATED CIRCUIT (PIC) AND METHOD FOR OPERATING THE SAME AS WELL AS AN OPTICAL COUPLER Nov 16, 2022 Pending
Array ( [id] => 18251189 [patent_doc_number] => 20230078228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => Blood Oxygen Saturation Measurement Method And Apparatus [patent_app_type] => utility [patent_app_number] => 17/984756 [patent_app_country] => US [patent_app_date] => 2022-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8785 [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] => 17984756 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/984756
Blood Oxygen Saturation Measurement Method And Apparatus Nov 9, 2022 Abandoned
Array ( [id] => 18345685 [patent_doc_number] => 20230133795 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => Medical Devices for Measuring Tissue Properties and Methods of Use [patent_app_type] => utility [patent_app_number] => 17/980737 [patent_app_country] => US [patent_app_date] => 2022-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17980737 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/980737
Medical devices for measuring tissue properties and methods of use Nov 3, 2022 Issued
Array ( [id] => 19798497 [patent_doc_number] => 20250064422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => PERSONAL SMART STETHOSCOPE AND AUSCULTATION METHOD USING COMPLEX BIO-SIGNAL SENSOR [patent_app_type] => utility [patent_app_number] => 18/723788 [patent_app_country] => US [patent_app_date] => 2022-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7022 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18723788 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/723788
PERSONAL SMART STETHOSCOPE AND AUSCULTATION METHOD USING COMPLEX BIO-SIGNAL SENSOR Oct 20, 2022 Pending
Array ( [id] => 19791965 [patent_doc_number] => 12232888 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Multi-site noninvasive measurement of a physiological parameter [patent_app_type] => utility [patent_app_number] => 18/048365 [patent_app_country] => US [patent_app_date] => 2022-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6648 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18048365 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/048365
Multi-site noninvasive measurement of a physiological parameter Oct 19, 2022 Issued
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