Search

Longbit Chai

Examiner (ID: 484, Phone: (571)272-3788 , Office: P/2431 )

Most Active Art Unit
2431
Art Unit(s)
2431, 2131
Total Applications
1622
Issued Applications
1344
Pending Applications
91
Abandoned Applications
215

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17113200 [patent_doc_number] => 20210293797 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => METHOD FOR DETECTING THE PRESENCE OF ONE OR MORE BACTERIAL TOXINS IN A BIOLOGICAL FLUID USING LIPOSOMES [patent_app_type] => utility [patent_app_number] => 16/612198 [patent_app_country] => US [patent_app_date] => 2018-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14512 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16612198 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/612198
METHOD FOR DETECTING THE PRESENCE OF ONE OR MORE BACTERIAL TOXINS IN A BIOLOGICAL FLUID USING LIPOSOMES May 9, 2018 Abandoned
Array ( [id] => 13625391 [patent_doc_number] => 20180364247 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-20 [patent_title] => DIAGNOSTIC KIT FOR CENTRAL NERVOUS SYSTEM AFFLICTIONS [patent_app_type] => utility [patent_app_number] => 15/975564 [patent_app_country] => US [patent_app_date] => 2018-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7268 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15975564 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/975564
DIAGNOSTIC KIT FOR CENTRAL NERVOUS SYSTEM AFFLICTIONS May 8, 2018 Abandoned
Array ( [id] => 18702507 [patent_doc_number] => 11789014 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => Method of determining the presence or absence of a target analyte comprising using a reporter polynucleotide and a transmembrane pore [patent_app_type] => utility [patent_app_number] => 16/610891 [patent_app_country] => US [patent_app_date] => 2018-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 26187 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16610891 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/610891
Method of determining the presence or absence of a target analyte comprising using a reporter polynucleotide and a transmembrane pore May 2, 2018 Issued
Array ( [id] => 13539365 [patent_doc_number] => 20180321229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-08 [patent_title] => IMMUNOFLUORESCENCE ASSAYS [patent_app_type] => utility [patent_app_number] => 15/970100 [patent_app_country] => US [patent_app_date] => 2018-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5292 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15970100 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/970100
Immunofluorescence assays May 2, 2018 Issued
Array ( [id] => 16093511 [patent_doc_number] => 20200200742 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-25 [patent_title] => METHOD OF DETECTING SPECIMEN SUBSTANCE USING MULTIPHASE POLYMER FINE PARTICLES [patent_app_type] => utility [patent_app_number] => 16/609652 [patent_app_country] => US [patent_app_date] => 2018-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10935 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16609652 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/609652
METHOD OF DETECTING SPECIMEN SUBSTANCE USING MULTIPHASE POLYMER FINE PARTICLES Apr 19, 2018 Abandoned
Array ( [id] => 15556831 [patent_doc_number] => 20200062827 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => A SUPRAMOLECULAR HIGH AFFINITY PROTEIN-BINDING SYSTEM FOR PURIFICATION OF BIOMACROMOLECULES [patent_app_type] => utility [patent_app_number] => 16/498675 [patent_app_country] => US [patent_app_date] => 2018-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10394 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16498675 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/498675
Supramolecular high affinity protein-binding system for purification of biomacromolecules Mar 27, 2018 Issued
Array ( [id] => 16306610 [patent_doc_number] => 10775394 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-15 [patent_title] => Immunoassay for phenethylamines of the 2C and DO sub-families [patent_app_type] => utility [patent_app_number] => 15/928595 [patent_app_country] => US [patent_app_date] => 2018-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8834 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15928595 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/928595
Immunoassay for phenethylamines of the 2C and DO sub-families Mar 21, 2018 Issued
Array ( [id] => 13316861 [patent_doc_number] => 20180209968 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-26 [patent_title] => DRUG DISCOVERY AND PROTEIN-PROTEIN INTERACTION ASSAY USING FLUORESCENT PROTEIN EXCHANGE [patent_app_type] => utility [patent_app_number] => 15/927850 [patent_app_country] => US [patent_app_date] => 2018-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15927850 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/927850
DRUG DISCOVERY AND PROTEIN-PROTEIN INTERACTION ASSAY USING FLUORESCENT PROTEIN EXCHANGE Mar 20, 2018 Abandoned
Array ( [id] => 18453257 [patent_doc_number] => 20230194537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => COMPOUNDS FOR THE DETECTION OF GLYCANS [patent_app_type] => utility [patent_app_number] => 16/494535 [patent_app_country] => US [patent_app_date] => 2018-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10824 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -48 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16494535 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/494535
COMPOUNDS FOR THE DETECTION OF GLYCANS Mar 15, 2018 Abandoned
Array ( [id] => 17770455 [patent_doc_number] => 11402390 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Method for assaying lower respiratory tract infection or inflammation [patent_app_type] => utility [patent_app_number] => 15/911347 [patent_app_country] => US [patent_app_date] => 2018-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5308 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [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] => 15911347 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/911347
Method for assaying lower respiratory tract infection or inflammation Mar 4, 2018 Issued
Array ( [id] => 13402243 [patent_doc_number] => 20180252664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-06 [patent_title] => Novel Ferrocene Labels for Electrochemical Assay and Their Use in Analytical Methods [patent_app_type] => utility [patent_app_number] => 15/908133 [patent_app_country] => US [patent_app_date] => 2018-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9796 [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] => 15908133 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/908133
Ferrocene labels for electrochemical assay and their use in analytical methods Feb 27, 2018 Issued
Array ( [id] => 15230053 [patent_doc_number] => 10502744 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-10 [patent_title] => 1,1 '-[[(Substituted alkyl)imino]bis(alkylene)]bis-ferrocenes and their use in I electrochemical assays by labelling substrates of interest [patent_app_type] => utility [patent_app_number] => 15/906241 [patent_app_country] => US [patent_app_date] => 2018-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11158 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 7 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15906241 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/906241
1,1 '-[[(Substituted alkyl)imino]bis(alkylene)]bis-ferrocenes and their use in I electrochemical assays by labelling substrates of interest Feb 26, 2018 Issued
Array ( [id] => 16384424 [patent_doc_number] => 10809252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-20 [patent_title] => Time-resolved fluorescent immunochromatographic assay rapid test kit for type I pyrethroid [patent_app_type] => utility [patent_app_number] => 15/905829 [patent_app_country] => US [patent_app_date] => 2018-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 6240 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15905829 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/905829
Time-resolved fluorescent immunochromatographic assay rapid test kit for type I pyrethroid Feb 26, 2018 Issued
Array ( [id] => 16406650 [patent_doc_number] => 10815192 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-27 [patent_title] => U-47700 immunoassay [patent_app_type] => utility [patent_app_number] => 15/903361 [patent_app_country] => US [patent_app_date] => 2018-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4873 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15903361 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/903361
U-47700 immunoassay Feb 22, 2018 Issued
Array ( [id] => 12842173 [patent_doc_number] => 20180172564 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-21 [patent_title] => COMPOSITION FOR HIGH STRINGENCY CELL TREATMENT AND ANTIGEN RETRIEVAL [patent_app_type] => utility [patent_app_number] => 15/899072 [patent_app_country] => US [patent_app_date] => 2018-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15899072 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/899072
COMPOSITION FOR HIGH STRINGENCY CELL TREATMENT AND ANTIGEN RETRIEVAL Feb 18, 2018 Abandoned
Array ( [id] => 15270173 [patent_doc_number] => 20190383821 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => METHOD FOR IDENTIFYING DRUG-DISCOVERY TARGET PROTEIN FOR DEVELOPMENT OF ANTIBODY DRUG, AND METHOD FOR PRODUCING ANTIBODY AGAINST TARGET PROTEIN [patent_app_type] => utility [patent_app_number] => 16/486723 [patent_app_country] => US [patent_app_date] => 2018-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38529 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [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] => 16486723 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/486723
Method for identifying drug-discovery target protein for development of antibody drug, and method for producing antibody against target protein Feb 18, 2018 Issued
Array ( [id] => 13345803 [patent_doc_number] => 20180224441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-09 [patent_title] => ANALYTE DETECTION IMMUNOASSAY [patent_app_type] => utility [patent_app_number] => 15/892557 [patent_app_country] => US [patent_app_date] => 2018-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7543 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15892557 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/892557
Analyte detection immunoassay Feb 8, 2018 Issued
Array ( [id] => 16190989 [patent_doc_number] => 20200231838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-23 [patent_title] => SELF ASSEMBLING MIXED BLOCK COPOLYMER FOR NANOSTRUCTURED FUNCTIONAL FILMS [patent_app_type] => utility [patent_app_number] => 16/483160 [patent_app_country] => US [patent_app_date] => 2018-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8848 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16483160 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/483160
SELF ASSEMBLING MIXED BLOCK COPOLYMER FOR NANOSTRUCTURED FUNCTIONAL FILMS Feb 5, 2018 Abandoned
Array ( [id] => 13316857 [patent_doc_number] => 20180209966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-26 [patent_title] => FLUORESCENCE POLARIZATION IMMUNOASSAY METHOD FOR DETECTING CARBARYL [patent_app_type] => utility [patent_app_number] => 15/879440 [patent_app_country] => US [patent_app_date] => 2018-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4945 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 15879440 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/879440
FLUORESCENCE POLARIZATION IMMUNOASSAY METHOD FOR DETECTING CARBARYL Jan 24, 2018 Abandoned
Array ( [id] => 15256449 [patent_doc_number] => 20190376958 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-12 [patent_title] => KIT FOR DETECTING ANTIGEN OR MEASURING ITS AMOUNT [patent_app_type] => utility [patent_app_number] => 16/484376 [patent_app_country] => US [patent_app_date] => 2018-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11283 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16484376 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/484376
Kit for detecting antigen or measuring its amount Jan 16, 2018 Issued
Menu