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] => 10744758 [patent_doc_number] => 20160090909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-31 [patent_title] => 'GEARED GAS TURBINE ENGINE WITH REDUCED FAN NOISE' [patent_app_type] => utility [patent_app_number] => 14/964727 [patent_app_country] => US [patent_app_date] => 2015-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3704 [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] => 14964727 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/964727
Geared gas turbine engine with reduced fan noise Dec 9, 2015 Issued
Array ( [id] => 11691556 [patent_doc_number] => 20170167271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-15 [patent_title] => 'GAS TURBINE ENGINE COMPONENT COOLING ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 14/965227 [patent_app_country] => US [patent_app_date] => 2015-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4392 [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] => 14965227 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/965227
Gas turbine engine component cooling assembly Dec 9, 2015 Issued
Array ( [id] => 11691671 [patent_doc_number] => 20170167386 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-15 [patent_title] => 'MULTI-SOURCE TURBINE COOLING AIR' [patent_app_type] => utility [patent_app_number] => 14/964984 [patent_app_country] => US [patent_app_date] => 2015-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2708 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 14964984 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/964984
Multi-source turbine cooling air Dec 9, 2015 Issued
Array ( [id] => 11691780 [patent_doc_number] => 20170167496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-15 [patent_title] => 'INLET BLEED HEAT CONTROL SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/964620 [patent_app_country] => US [patent_app_date] => 2015-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2343 [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] => 14964620 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/964620
Inlet bleed heat control system Dec 9, 2015 Issued
Array ( [id] => 11691555 [patent_doc_number] => 20170167270 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-15 [patent_title] => 'ARTICLE AND METHOD OF FORMING AN ARTICLE' [patent_app_type] => utility [patent_app_number] => 14/965178 [patent_app_country] => US [patent_app_date] => 2015-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3217 [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] => 14965178 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/965178
Article and method of forming an article Dec 9, 2015 Issued
Array ( [id] => 13038741 [patent_doc_number] => 10041500 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-07 [patent_title] => Venturi effect endwall treatment [patent_app_type] => utility [patent_app_number] => 14/962103 [patent_app_country] => US [patent_app_date] => 2015-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3091 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14962103 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/962103
Venturi effect endwall treatment Dec 7, 2015 Issued
Array ( [id] => 10980976 [patent_doc_number] => 20160177920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-23 [patent_title] => 'Blade for a Wind Turbine and Wind Turbine Comprising Said Blade' [patent_app_type] => utility [patent_app_number] => 14/962482 [patent_app_country] => US [patent_app_date] => 2015-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3115 [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] => 14962482 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/962482
Blade for a wind turbine and wind turbine comprising said blade Dec 7, 2015 Issued
Array ( [id] => 14262573 [patent_doc_number] => 10280841 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-07 [patent_title] => Baffle insert for a gas turbine engine component and method of cooling [patent_app_type] => utility [patent_app_number] => 14/961694 [patent_app_country] => US [patent_app_date] => 2015-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 63 [patent_no_of_words] => 11404 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14961694 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/961694
Baffle insert for a gas turbine engine component and method of cooling Dec 6, 2015 Issued
Array ( [id] => 10738071 [patent_doc_number] => 20160084222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-24 [patent_title] => 'OMNI-DIRECTIONAL WIND POWER HARNESSING DEVICE' [patent_app_type] => utility [patent_app_number] => 14/961387 [patent_app_country] => US [patent_app_date] => 2015-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2458 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [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] => 14961387 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/961387
OMNI-DIRECTIONAL WIND POWER HARNESSING DEVICE Dec 6, 2015 Abandoned
Array ( [id] => 13169085 [patent_doc_number] => 10100648 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-16 [patent_title] => Damper seal installation features [patent_app_type] => utility [patent_app_number] => 14/961395 [patent_app_country] => US [patent_app_date] => 2015-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2601 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14961395 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/961395
Damper seal installation features Dec 6, 2015 Issued
Array ( [id] => 10980779 [patent_doc_number] => 20160177723 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-23 [patent_title] => 'TURBINE AIRFOIL WITH OPTIMIZED AIRFOIL ELEMENT ANGLES' [patent_app_type] => utility [patent_app_number] => 14/949991 [patent_app_country] => US [patent_app_date] => 2015-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6170 [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] => 14949991 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/949991
Turbine airfoil with optimized airfoil element angles Nov 23, 2015 Issued
Array ( [id] => 13094603 [patent_doc_number] => 10066636 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-04 [patent_title] => Axially split pump [patent_app_type] => utility [patent_app_number] => 14/946852 [patent_app_country] => US [patent_app_date] => 2015-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8188 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14946852 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/946852
Axially split pump Nov 19, 2015 Issued
Array ( [id] => 12212636 [patent_doc_number] => 09909434 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-06 [patent_title] => 'Integrated strut-vane nozzle (ISV) with uneven vane axial chords' [patent_app_type] => utility [patent_app_number] => 14/939237 [patent_app_country] => US [patent_app_date] => 2015-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2955 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14939237 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/939237
Integrated strut-vane nozzle (ISV) with uneven vane axial chords Nov 11, 2015 Issued
Array ( [id] => 11383533 [patent_doc_number] => 20170009589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-12 [patent_title] => 'GAS TURBINE ENGINE BLADE WITH INCREASED WALL THICKNESS ZONE IN THE TRAILING EDGE-HUB REGION' [patent_app_type] => utility [patent_app_number] => 14/936926 [patent_app_country] => US [patent_app_date] => 2015-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4246 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 14936926 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/936926
GAS TURBINE ENGINE BLADE WITH INCREASED WALL THICKNESS ZONE IN THE TRAILING EDGE-HUB REGION Nov 9, 2015 Abandoned
Array ( [id] => 10784984 [patent_doc_number] => 20160131140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-05-12 [patent_title] => 'Pump Priming Assemblies' [patent_app_type] => utility [patent_app_number] => 14/934876 [patent_app_country] => US [patent_app_date] => 2015-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 4590 [patent_no_of_claims] => 21 [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] => 14934876 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/934876
Pump priming assemblies Nov 5, 2015 Issued
Array ( [id] => 10751290 [patent_doc_number] => 20160097441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-07 [patent_title] => 'COMPOUND MOTION STRUCTURE' [patent_app_type] => utility [patent_app_number] => 14/930420 [patent_app_country] => US [patent_app_date] => 2015-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 8059 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [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] => 14930420 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/930420
COMPOUND MOTION STRUCTURE Nov 1, 2015 Abandoned
Array ( [id] => 12200390 [patent_doc_number] => 09903451 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-27 [patent_title] => 'Linkage to actuate inlet guide vanes' [patent_app_type] => utility [patent_app_number] => 14/929658 [patent_app_country] => US [patent_app_date] => 2015-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 20 [patent_no_of_words] => 6437 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 14929658 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/929658
Linkage to actuate inlet guide vanes Nov 1, 2015 Issued
Array ( [id] => 12193251 [patent_doc_number] => 09896970 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-20 [patent_title] => 'Method and system for sealing an annulus' [patent_app_type] => utility [patent_app_number] => 14/928077 [patent_app_country] => US [patent_app_date] => 2015-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2429 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14928077 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/928077
Method and system for sealing an annulus Oct 29, 2015 Issued
Array ( [id] => 12254802 [patent_doc_number] => 09926942 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-27 [patent_title] => 'Diffuser pipe with vortex generators' [patent_app_type] => utility [patent_app_number] => 14/924108 [patent_app_country] => US [patent_app_date] => 2015-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4398 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14924108 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/924108
Diffuser pipe with vortex generators Oct 26, 2015 Issued
Array ( [id] => 12145453 [patent_doc_number] => 09879698 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-30 [patent_title] => 'Nose cone and shaft balancing assembly' [patent_app_type] => utility [patent_app_number] => 14/922807 [patent_app_country] => US [patent_app_date] => 2015-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 4357 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [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] => 14922807 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/922807
Nose cone and shaft balancing assembly Oct 25, 2015 Issued
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