
Duane Smith
Supervisory Patent Examiner (ID: 26, Phone: (571)272-1166 , Office: P/1776 )
| Most Active Art Unit | 1724 |
| Art Unit(s) | 1737, 1724, 1776, 1700, 1797, 1759, 1305, 3621 |
| Total Applications | 1362 |
| Issued Applications | 1009 |
| Pending Applications | 145 |
| Abandoned Applications | 216 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 17112580
[patent_doc_number] => 20210293177
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-09-23
[patent_title] => A TWO STROKE ENGINE WITH VALVES ACTUATED BY AIR PRESSURE NEAR BOTTOM DEAD CENTER
[patent_app_type] => utility
[patent_app_number] => 16/328385
[patent_app_country] => US
[patent_app_date] => 2017-08-30
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16328385
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/328385 | Two stroke engine with valves actuated by air pressure near bottom dead center | Aug 29, 2017 | Issued |
Array
(
[id] => 13888851
[patent_doc_number] => 10196972
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-02-05
[patent_title] => Adjusting of air-fuel ratio of a two-stroke internal combustion engine
[patent_app_type] => utility
[patent_app_number] => 15/673656
[patent_app_country] => US
[patent_app_date] => 2017-08-10
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Array
(
[id] => 13704085
[patent_doc_number] => 20170362997
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-12-21
[patent_title] => INTERNALLY COOLED HIGH COMPRESSION LEAN-BURNING INTERNAL COMBUSTION ENGINE
[patent_app_type] => utility
[patent_app_number] => 15/670435
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/670435 | Internally cooled high compression lean-burning internal combustion engine | Aug 6, 2017 | Issued |
Array
(
[id] => 13872671
[patent_doc_number] => 20190032676
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-01-31
[patent_title] => COMBINED SECONDARY INLET BELL AND FLOW GRID FOR A CENTRIFUGAL FAN OR CENTRIFUGAL COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 15/665024
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/665024 | Combined secondary inlet bell and flow grid for a centrifugal fan or centrifugal compressor | Jul 30, 2017 | Issued |
Array
(
[id] => 12815572
[patent_doc_number] => 20180163694
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[patent_kind] => A1
[patent_issue_date] => 2018-06-14
[patent_title] => BLADE STRUCTURE OF WATER FLOW POWER GENERATION SYSTEM
[patent_app_type] => utility
[patent_app_number] => 15/662888
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Array
(
[id] => 17923537
[patent_doc_number] => 11466777
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-10-11
[patent_title] => Sliding element for an internal combustion engine
[patent_app_type] => utility
[patent_app_number] => 16/321459
[patent_app_country] => US
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Array
(
[id] => 13872453
[patent_doc_number] => 20190032567
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[patent_kind] => A1
[patent_issue_date] => 2019-01-31
[patent_title] => AIR TURBINE STARTER
[patent_app_type] => utility
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Array
(
[id] => 14120567
[patent_doc_number] => 10247134
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-04-02
[patent_title] => Complex-shaped forged piston oil galleries
[patent_app_type] => utility
[patent_app_number] => 15/657661
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/657661 | Complex-shaped forged piston oil galleries | Jul 23, 2017 | Issued |
Array
(
[id] => 14087445
[patent_doc_number] => 10239609
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[patent_kind] => B2
[patent_issue_date] => 2019-03-26
[patent_title] => Pitch link with track adjustment indicators
[patent_app_type] => utility
[patent_app_number] => 15/656929
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/656929 | Pitch link with track adjustment indicators | Jul 20, 2017 | Issued |
Array
(
[id] => 12186118
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[patent_issue_date] => 2018-02-15
[patent_title] => 'INTER-STAGE COOLING FOR A TURBOMACHINE'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/651224 | Inter-stage cooling for a turbomachine | Jul 16, 2017 | Issued |
Array
(
[id] => 13566757
[patent_doc_number] => 20180334926
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[patent_kind] => A1
[patent_issue_date] => 2018-11-22
[patent_title] => HEAT SHIELD FOR A GAS TURBINE ENGINE
[patent_app_type] => utility
[patent_app_number] => 15/649622
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Array
(
[id] => 14914861
[patent_doc_number] => 10428741
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[patent_title] => Gas turbine engine with a geared turbofan arrangement
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Array
(
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Array
(
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Array
(
[id] => 17491115
[patent_doc_number] => 11280409
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[patent_title] => Method for producing piston assembly and hydraulic fluid device
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Array
(
[id] => 13735055
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[patent_issue_date] => 2018-12-27
[patent_title] => ROTATING DEVICES FOR MITIGATION OF ADVERSE FLOW CONDITIONS IN AN ULTRA-SHORT NACELLE INLET
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Array
(
[id] => 13735057
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[patent_title] => TRANSLATING TURNING VANES FOR A NACELLE INET
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/633579 | Translating turning vanes for a nacelle inlet | Jun 25, 2017 | Issued |
Array
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Array
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Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/311183 | Coolant apparatus | May 16, 2017 | Issued |