Search

Xiaoyun Xu

Examiner (ID: 5158, Phone: (571)270-5560 , Office: P/1797 )

Most Active Art Unit
1797
Art Unit(s)
1777, 1797
Total Applications
1426
Issued Applications
864
Pending Applications
106
Abandoned Applications
499

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18621541 [patent_doc_number] => 11754571 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Labelled compounds and methods for mass spectrometry-based quantification [patent_app_type] => utility [patent_app_number] => 17/681223 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 16251 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 405 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17681223 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/681223
Labelled compounds and methods for mass spectrometry-based quantification Feb 24, 2022 Issued
Array ( [id] => 17931127 [patent_doc_number] => 20220326252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => ELECTRON TRANSFER DISSOCIATION AND MASS SPECTROMETRY FOR IMPROVED PROTEIN SEQUENCING OF MONOCLONAL ANTIBODIES [patent_app_type] => utility [patent_app_number] => 17/681156 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12557 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -49 [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] => 17681156 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/681156
ELECTRON TRANSFER DISSOCIATION AND MASS SPECTROMETRY FOR IMPROVED PROTEIN SEQUENCING OF MONOCLONAL ANTIBODIES Feb 24, 2022 Abandoned
Array ( [id] => 18470326 [patent_doc_number] => 20230204611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => IDENTIFICATION OF SAMPLE CELLS IN A CHROMATOGRAPHY AUTOSAMPLER [patent_app_type] => utility [patent_app_number] => 17/680089 [patent_app_country] => US [patent_app_date] => 2022-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17680089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/680089
IDENTIFICATION OF SAMPLE CELLS IN A CHROMATOGRAPHY AUTOSAMPLER Feb 23, 2022 Pending
Array ( [id] => 20343089 [patent_doc_number] => 12466811 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Mass spectrometry cleavable heterobifunctional photoactivated cross-linkers [patent_app_type] => utility [patent_app_number] => 17/680236 [patent_app_country] => US [patent_app_date] => 2022-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 127 [patent_no_of_words] => 13404 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17680236 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/680236
Mass spectrometry cleavable heterobifunctional photoactivated cross-linkers Feb 23, 2022 Issued
Array ( [id] => 19905025 [patent_doc_number] => 12282027 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => High-throughput NMR approach for in-membrane protein ligand screening [patent_app_type] => utility [patent_app_number] => 17/677249 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 22 [patent_no_of_words] => 8455 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17677249 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/677249
High-throughput NMR approach for in-membrane protein ligand screening Feb 21, 2022 Issued
Array ( [id] => 19943578 [patent_doc_number] => 12315714 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Tissue analysis by mass spectrometry or ion mobility spectrometry [patent_app_type] => utility [patent_app_number] => 17/670854 [patent_app_country] => US [patent_app_date] => 2022-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 65 [patent_figures_cnt] => 80 [patent_no_of_words] => 50491 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17670854 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/670854
Tissue analysis by mass spectrometry or ion mobility spectrometry Feb 13, 2022 Issued
Array ( [id] => 17628494 [patent_doc_number] => 20220163509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => APPARATUS AND METHODS FOR ANALYTE SENSOR MISMATCH CORRECTION [patent_app_type] => utility [patent_app_number] => 17/669299 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17969 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17669299 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/669299
APPARATUS AND METHODS FOR ANALYTE SENSOR MISMATCH CORRECTION Feb 9, 2022 Abandoned
Array ( [id] => 17615309 [patent_doc_number] => 20220157589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => INLET INSTRUMENTATION FOR ION ANALYSER COUPLED TO RAPID EVAPORATIVE IONISATION MASS SPECTROMETRY ("REIMS") DEVICE [patent_app_type] => utility [patent_app_number] => 17/592759 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 51773 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17592759 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/592759
INLET INSTRUMENTATION FOR ION ANALYSER COUPLED TO RAPID EVAPORATIVE IONISATION MASS SPECTROMETRY ("REIMS") DEVICE Feb 3, 2022 Abandoned
Array ( [id] => 20453313 [patent_doc_number] => 12516365 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Biocide compositions compatible with enzyme biosensors and methods of use thereof [patent_app_type] => utility [patent_app_number] => 17/591296 [patent_app_country] => US [patent_app_date] => 2022-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2782 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17591296 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/591296
Biocide compositions compatible with enzyme biosensors and methods of use thereof Feb 1, 2022 Issued
Array ( [id] => 18576704 [patent_doc_number] => 11733224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Multi-sensor gas sampling detection system for radical gases and short-lived molecules and method of use [patent_app_type] => utility [patent_app_number] => 17/583712 [patent_app_country] => US [patent_app_date] => 2022-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 35 [patent_no_of_words] => 27079 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [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] => 17583712 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/583712
Multi-sensor gas sampling detection system for radical gases and short-lived molecules and method of use Jan 24, 2022 Issued
Array ( [id] => 20375129 [patent_doc_number] => 12482571 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => System, method and container delivery system for manipulating the functioning of a target [patent_app_type] => utility [patent_app_number] => 17/577648 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 20763 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17577648 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/577648
System, method and container delivery system for manipulating the functioning of a target Jan 17, 2022 Issued
Array ( [id] => 19529531 [patent_doc_number] => 20240353433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => AMINO-SUBSTITUTED CHROMENOQUINOLINE-BASED FLUORESCENT MARKER, AND PREPARATION AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/928893 [patent_app_country] => US [patent_app_date] => 2021-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3770 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17928893 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/928893
Amino-substituted chromenoquinoline-based fluorescent marker, and preparation and use thereof Dec 29, 2021 Issued
Array ( [id] => 18470325 [patent_doc_number] => 20230204610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => IDENTIFICATION OF SAMPLE CELLS IN A CHROMATOGRAPHY AUTOSAMPLER [patent_app_type] => utility [patent_app_number] => 17/563151 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7631 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 17563151 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/563151
IDENTIFICATION OF SAMPLE CELLS IN A CHROMATOGRAPHY AUTOSAMPLER Dec 27, 2021 Pending
Array ( [id] => 18006251 [patent_doc_number] => 20220365017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => PROGRAMMABLE MULTIFUNCTION PH MEASUREMENT SYSTEM BASED ON MOBILE COMMUNICATION [patent_app_type] => utility [patent_app_number] => 17/646121 [patent_app_country] => US [patent_app_date] => 2021-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3448 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17646121 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/646121
PROGRAMMABLE MULTIFUNCTION PH MEASUREMENT SYSTEM BASED ON MOBILE COMMUNICATION Dec 26, 2021 Abandoned
Array ( [id] => 17536613 [patent_doc_number] => 20220115222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => Cell Population Analysis [patent_app_type] => utility [patent_app_number] => 17/558925 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 56140 [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] => 17558925 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/558925
Cell population analysis Dec 21, 2021 Issued
Array ( [id] => 18039950 [patent_doc_number] => 20220384167 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => TUNED SYNTHETIC DENDRIMER CALIBRANTS FOR MASS SPECTROMETRY [patent_app_type] => utility [patent_app_number] => 17/557879 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14010 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 17557879 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/557879
Tuned synthetic dendrimer calibrants for mass spectrometry Dec 20, 2021 Issued
Array ( [id] => 17482439 [patent_doc_number] => 20220089943 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => CONDENSED POLYCYCLIC CONJUGATED POLYMERS AND THEIR USE FOR BIOLOGICAL DETECTION [patent_app_type] => utility [patent_app_number] => 17/542223 [patent_app_country] => US [patent_app_date] => 2021-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23948 [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] => 17542223 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/542223
Condensed polycyclic conjugated polymers and their use for biological detection Dec 2, 2021 Issued
Array ( [id] => 18903923 [patent_doc_number] => 20240019408 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => METHOD FOR DETECTING MONOSACCHARIDE AND OLIGOSACCHARIDE CONTENT AND FINGERPRINT SPECTURM OF COMPOUND SOPHORA FLAVESCENS INJECTION [patent_app_type] => utility [patent_app_number] => 18/255302 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9748 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18255302 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/255302
METHOD FOR DETECTING MONOSACCHARIDE AND OLIGOSACCHARIDE CONTENT AND FINGERPRINT SPECTURM OF COMPOUND SOPHORA FLAVESCENS INJECTION Nov 29, 2021 Pending
Array ( [id] => 18429749 [patent_doc_number] => 11674964 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-13 [patent_title] => Encoded chromophoric polymer particles and methods of use thereof [patent_app_type] => utility [patent_app_number] => 17/538447 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 24 [patent_no_of_words] => 43133 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17538447 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/538447
Encoded chromophoric polymer particles and methods of use thereof Nov 29, 2021 Issued
Array ( [id] => 18667568 [patent_doc_number] => 11774459 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Biomarkers for diagnosing non-alcoholic steatohepatitis (NASH) or hepatocellular carcinoma (HCC) [patent_app_type] => utility [patent_app_number] => 17/535018 [patent_app_country] => US [patent_app_date] => 2021-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 28300 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17535018 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/535018
Biomarkers for diagnosing non-alcoholic steatohepatitis (NASH) or hepatocellular carcinoma (HCC) Nov 23, 2021 Issued
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