Search

Igor Kershteyn

Examiner (ID: 17772, Phone: (571)272-4817 , Office: P/3745 )

Most Active Art Unit
3745
Art Unit(s)
3745
Total Applications
2781
Issued Applications
2510
Pending Applications
44
Abandoned Applications
227

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18400180 [patent_doc_number] => 11662312 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-30 [patent_title] => Polysorbate quantification assay [patent_app_type] => utility [patent_app_number] => 16/624730 [patent_app_country] => US [patent_app_date] => 2018-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 6512 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16624730 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/624730
Polysorbate quantification assay Jun 25, 2018 Issued
16/014875 Multifunctional Sensors and Sensing Methods Jun 20, 2018 Abandoned
Array ( [id] => 13609753 [patent_doc_number] => 20180356426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => METHOD FOR DETERMINING WHETHER A PEPTIDE COMPRISES ASPARTATE OR ISOASPARTATE [patent_app_type] => utility [patent_app_number] => 16/002749 [patent_app_country] => US [patent_app_date] => 2018-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5713 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16002749 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/002749
Method for determining whether a peptide comprises aspartate or isoaspartate Jun 6, 2018 Issued
Array ( [id] => 17770452 [patent_doc_number] => 11402387 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => System and method for determining glycan topology using tandem mass spectra [patent_app_type] => utility [patent_app_number] => 16/616831 [patent_app_country] => US [patent_app_date] => 2018-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 10969 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16616831 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/616831
System and method for determining glycan topology using tandem mass spectra May 31, 2018 Issued
Array ( [id] => 13781041 [patent_doc_number] => 20190004059 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-03 [patent_title] => METHODS FOR ABSOLUTE QUANTIFICATION OF LOW-ABUNDANCE POLYPEPTIDES USING MASS SPECTROMETRY [patent_app_type] => utility [patent_app_number] => 15/996031 [patent_app_country] => US [patent_app_date] => 2018-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13634 [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] => 15996031 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/996031
Methods for absolute quantification of low-abundance polypeptides using mass spectrometry May 31, 2018 Issued
Array ( [id] => 13495841 [patent_doc_number] => 20180299463 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => METHODS AND SYSTEMS OF PROTEOME ANALYSIS AND IMAGING [patent_app_type] => utility [patent_app_number] => 15/993949 [patent_app_country] => US [patent_app_date] => 2018-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23590 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15993949 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/993949
Methods and systems of proteome analysis and imaging May 30, 2018 Issued
Array ( [id] => 13781057 [patent_doc_number] => 20190004067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-03 [patent_title] => Optical Imaging System and Methods for Using the Same [patent_app_type] => utility [patent_app_number] => 15/993503 [patent_app_country] => US [patent_app_date] => 2018-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35462 [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] => 15993503 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/993503
Optical imaging system and methods for using the same May 29, 2018 Issued
Array ( [id] => 18874624 [patent_doc_number] => 11862446 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Functionalized calibrants for spectrometry and chromatography [patent_app_type] => utility [patent_app_number] => 16/617692 [patent_app_country] => US [patent_app_date] => 2018-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 10000 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16617692 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/617692
Functionalized calibrants for spectrometry and chromatography May 28, 2018 Issued
Array ( [id] => 13578785 [patent_doc_number] => 20180340941 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-29 [patent_title] => Method to Map Protein Landscapes [patent_app_type] => utility [patent_app_number] => 15/988566 [patent_app_country] => US [patent_app_date] => 2018-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15988566 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/988566
Method to Map Protein Landscapes May 23, 2018 Abandoned
Array ( [id] => 16291269 [patent_doc_number] => 10768111 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-08 [patent_title] => Fluorescent supramolecular biosensor and preparation method thereof [patent_app_type] => utility [patent_app_number] => 15/988616 [patent_app_country] => US [patent_app_date] => 2018-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 24 [patent_no_of_words] => 9919 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [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] => 15988616 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/988616
Fluorescent supramolecular biosensor and preparation method thereof May 23, 2018 Issued
Array ( [id] => 16926370 [patent_doc_number] => 11047844 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Electronic analyte assaying device [patent_app_type] => utility [patent_app_number] => 15/977829 [patent_app_country] => US [patent_app_date] => 2018-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 27 [patent_no_of_words] => 8717 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15977829 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/977829
Electronic analyte assaying device May 10, 2018 Issued
Array ( [id] => 15869085 [patent_doc_number] => 20200141946 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => METHOD FOR EVALUATING IN VIVO PROTEIN NUTRITION BASED ON LC-MS-MS TECHNIQUE [patent_app_type] => utility [patent_app_number] => 16/623692 [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] => 4601 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16623692 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/623692
Method for evaluating in vivo protein nutrition based on LC-MS-MS technique May 2, 2018 Issued
Array ( [id] => 16636241 [patent_doc_number] => 10914741 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-09 [patent_title] => Use of 13C and 15N derivatization reagents for gas and liquid chromatography-mass spectroscopy chemical identification and quantification [patent_app_type] => utility [patent_app_number] => 15/967616 [patent_app_country] => US [patent_app_date] => 2018-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 21 [patent_no_of_words] => 8984 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 654 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15967616 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/967616
Use of 13C and 15N derivatization reagents for gas and liquid chromatography-mass spectroscopy chemical identification and quantification Apr 30, 2018 Issued
Array ( [id] => 13369815 [patent_doc_number] => 20180236448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-23 [patent_title] => FEEDBACK CONTROL IN MICROFLUIDIC SYSTEMS [patent_app_type] => utility [patent_app_number] => 15/957023 [patent_app_country] => US [patent_app_date] => 2018-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30456 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15957023 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/957023
FEEDBACK CONTROL IN MICROFLUIDIC SYSTEMS Apr 18, 2018 Abandoned
Array ( [id] => 13990065 [patent_doc_number] => 20190064190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => SYSTEM AND METHODS FOR BILIRUBIN ANALYSIS [patent_app_type] => utility [patent_app_number] => 15/954360 [patent_app_country] => US [patent_app_date] => 2018-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7202 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 15954360 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/954360
System and methods for bilirubin analysis Apr 15, 2018 Issued
Array ( [id] => 16500838 [patent_doc_number] => 10866219 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-15 [patent_title] => Method for detecting trifluridine- and/or tipiracil-related substance [patent_app_type] => utility [patent_app_number] => 15/952367 [patent_app_country] => US [patent_app_date] => 2018-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7819 [patent_no_of_claims] => 21 [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] => 15952367 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/952367
Method for detecting trifluridine- and/or tipiracil-related substance Apr 12, 2018 Issued
Array ( [id] => 13479781 [patent_doc_number] => 20180291433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-11 [patent_title] => NANOVESICLES, METHODS, AND SYSTEMS FOR DIAGNOSIS AND PROGNOSIS OF CANCER [patent_app_type] => utility [patent_app_number] => 15/948218 [patent_app_country] => US [patent_app_date] => 2018-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15948218 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/948218
Nanovesicles, methods, and systems for diagnosis and prognosis of cancer Apr 8, 2018 Issued
Array ( [id] => 14160981 [patent_doc_number] => 20190107593 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-11 [patent_title] => MAGNETIC RESONANCE METHODOLOGY FOR IMAGING OF EXCHANGE-RELAYED INTRAMOLECULAR NUCLEAR OVERHAUSER ENHANCEMENT EFFECTS IN MOBILE SOLUTES [patent_app_type] => utility [patent_app_number] => 15/944237 [patent_app_country] => US [patent_app_date] => 2018-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15944237 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/944237
MAGNETIC RESONANCE METHODOLOGY FOR IMAGING OF EXCHANGE-RELAYED INTRAMOLECULAR NUCLEAR OVERHAUSER ENHANCEMENT EFFECTS IN MOBILE SOLUTES Apr 2, 2018 Abandoned
Array ( [id] => 15438353 [patent_doc_number] => 20200033360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-30 [patent_title] => COMPREHENSIVE AND QUANTITATIVE LIPID AND TOCOPHEROL ANALYSIS [patent_app_type] => utility [patent_app_number] => 16/491471 [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] => 10067 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16491471 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/491471
COMPREHENSIVE AND QUANTITATIVE LIPID AND TOCOPHEROL ANALYSIS Mar 27, 2018 Abandoned
Array ( [id] => 17468578 [patent_doc_number] => 11275053 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-15 [patent_title] => Method and program for approximately identifying molecular structure of multicomponent mixture [patent_app_type] => utility [patent_app_number] => 16/340883 [patent_app_country] => US [patent_app_date] => 2018-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 17955 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 731 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16340883 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/340883
Method and program for approximately identifying molecular structure of multicomponent mixture Mar 26, 2018 Issued
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