Search

Igor Kershteyn

Examiner (ID: 10484, Phone: (571)272-4817 , Office: P/3745 )

Most Active Art Unit
3745
Art Unit(s)
3745
Total Applications
2781
Issued Applications
2523
Pending Applications
44
Abandoned Applications
227

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 11810102 [patent_doc_number] => 09714663 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2017-07-25 [patent_title] => 'Temperature destratification systems' [patent_app_type] => utility [patent_app_number] => 15/480285 [patent_app_country] => US [patent_app_date] => 2017-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 29 [patent_no_of_words] => 8424 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15480285 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/480285
Temperature destratification systems Apr 4, 2017 Issued
Array ( [id] => 13930663 [patent_doc_number] => 20190048847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-14 [patent_title] => A MULTIROTOR WIND TURBINE [patent_app_type] => utility [patent_app_number] => 16/085760 [patent_app_country] => US [patent_app_date] => 2017-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6984 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16085760 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/085760
Multirotor wind turbine Apr 3, 2017 Issued
Array ( [id] => 16985861 [patent_doc_number] => 11073022 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-27 [patent_title] => Turbine blade comprising a cooling structure and associated production method [patent_app_type] => utility [patent_app_number] => 16/083989 [patent_app_country] => US [patent_app_date] => 2017-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 4409 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16083989 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/083989
Turbine blade comprising a cooling structure and associated production method Mar 21, 2017 Issued
Array ( [id] => 14979073 [patent_doc_number] => 10443443 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-15 [patent_title] => Non-contacting seals for geared gas turbine engine bearing compartments [patent_app_type] => utility [patent_app_number] => 15/455855 [patent_app_country] => US [patent_app_date] => 2017-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 6028 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15455855 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/455855
Non-contacting seals for geared gas turbine engine bearing compartments Mar 9, 2017 Issued
Array ( [id] => 11956835 [patent_doc_number] => 20170260986 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-14 [patent_title] => 'APPARATUS, SYSTEM, AND DEVICE FOR COOLING' [patent_app_type] => utility [patent_app_number] => 15/453292 [patent_app_country] => US [patent_app_date] => 2017-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3903 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15453292 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/453292
Apparatus, system, and device for cooling Mar 7, 2017 Issued
Array ( [id] => 11691756 [patent_doc_number] => 20170167471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-15 [patent_title] => 'REMOTE TRACKING OF AUTOMATIC LATERAL SWITCH OPERATIONS' [patent_app_type] => utility [patent_app_number] => 15/443883 [patent_app_country] => US [patent_app_date] => 2017-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2615 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15443883 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/443883
Early detection of wind turbine degradation using acoustical monitoring Feb 26, 2017 Issued
Array ( [id] => 15979125 [patent_doc_number] => 10669876 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-02 [patent_title] => Seal structure and turbomachine [patent_app_type] => utility [patent_app_number] => 16/079242 [patent_app_country] => US [patent_app_date] => 2017-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6496 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16079242 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/079242
Seal structure and turbomachine Feb 23, 2017 Issued
Array ( [id] => 13358549 [patent_doc_number] => 20180230814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-16 [patent_title] => AIRFOIL COOLING STRUCTURE [patent_app_type] => utility [patent_app_number] => 15/433130 [patent_app_country] => US [patent_app_date] => 2017-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8228 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15433130 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/433130
Airfoil cooling structure Feb 14, 2017 Issued
Array ( [id] => 15195259 [patent_doc_number] => 10495113 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-03 [patent_title] => Acoustic damper with resonator members arranged in-parallel [patent_app_type] => utility [patent_app_number] => 15/431798 [patent_app_country] => US [patent_app_date] => 2017-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5229 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15431798 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/431798
Acoustic damper with resonator members arranged in-parallel Feb 13, 2017 Issued
Array ( [id] => 12030468 [patent_doc_number] => 20170320567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-09 [patent_title] => 'Rotor Assembly with High Lock-Number Blades' [patent_app_type] => utility [patent_app_number] => 15/432910 [patent_app_country] => US [patent_app_date] => 2017-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 6205 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15432910 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/432910
Rotor assembly with high lock-number blades Feb 13, 2017 Issued
Array ( [id] => 15194945 [patent_doc_number] => 10494954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-03 [patent_title] => Connection system for housing elements of a turbine intermediate casing [patent_app_type] => utility [patent_app_number] => 15/429414 [patent_app_country] => US [patent_app_date] => 2017-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3553 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15429414 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/429414
Connection system for housing elements of a turbine intermediate casing Feb 9, 2017 Issued
Array ( [id] => 13959209 [patent_doc_number] => 20190055948 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-21 [patent_title] => SELF-PUMPING VACUUM ROTOR SYSTEM [patent_app_type] => utility [patent_app_number] => 16/076541 [patent_app_country] => US [patent_app_date] => 2017-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8083 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16076541 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/076541
Self-pumping vacuum rotor system Jan 24, 2017 Issued
Array ( [id] => 14598013 [patent_doc_number] => 10352195 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Non-contacting seals for geared gas turbine engine bearing compartments [patent_app_type] => utility [patent_app_number] => 15/402316 [patent_app_country] => US [patent_app_date] => 2017-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4885 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15402316 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/402316
Non-contacting seals for geared gas turbine engine bearing compartments Jan 9, 2017 Issued
Array ( [id] => 15054205 [patent_doc_number] => 10457388 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-29 [patent_title] => Rotor assembly with high lock-number blades [patent_app_type] => utility [patent_app_number] => 15/398919 [patent_app_country] => US [patent_app_date] => 2017-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4826 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15398919 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/398919
Rotor assembly with high lock-number blades Jan 4, 2017 Issued
Array ( [id] => 15054205 [patent_doc_number] => 10457388 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-29 [patent_title] => Rotor assembly with high lock-number blades [patent_app_type] => utility [patent_app_number] => 15/398919 [patent_app_country] => US [patent_app_date] => 2017-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4826 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15398919 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/398919
Rotor assembly with high lock-number blades Jan 4, 2017 Issued
Array ( [id] => 16634738 [patent_doc_number] => 10913230 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-09 [patent_title] => Method of molding a shell part of a wind turbine blade [patent_app_type] => utility [patent_app_number] => 16/067941 [patent_app_country] => US [patent_app_date] => 2017-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4121 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16067941 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/067941
Method of molding a shell part of a wind turbine blade Jan 2, 2017 Issued
Array ( [id] => 16321747 [patent_doc_number] => 10781704 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-22 [patent_title] => Turbine and turbocharge [patent_app_type] => utility [patent_app_number] => 16/314587 [patent_app_country] => US [patent_app_date] => 2016-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 5688 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [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] => 16314587 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/314587
Turbine and turbocharge Dec 27, 2016 Issued
Array ( [id] => 13608657 [patent_doc_number] => 20180355878 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => SYSTEM FOR DISCHARGING A COMPRESSOR FLOW OF A TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 15/781291 [patent_app_country] => US [patent_app_date] => 2016-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3753 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15781291 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/781291
System for discharging a compressor flow of a turbine engine Dec 6, 2016 Issued
Array ( [id] => 12038296 [patent_doc_number] => 09816519 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-11-14 [patent_title] => 'Press-fit bearing locking system, apparatus and method' [patent_app_type] => utility [patent_app_number] => 15/367042 [patent_app_country] => US [patent_app_date] => 2016-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 6155 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15367042 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/367042
Press-fit bearing locking system, apparatus and method Nov 30, 2016 Issued
Array ( [id] => 11650115 [patent_doc_number] => 20170146017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-25 [patent_title] => 'METHOD, COMPRESSOR AND TURBOMACHINE' [patent_app_type] => utility [patent_app_number] => 15/360688 [patent_app_country] => US [patent_app_date] => 2016-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3374 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [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] => 15360688 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/360688
Method, compressor and turbomachine Nov 22, 2016 Issued
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