Peter J. Douglas

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Schereville, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Disengaging handle assembly for a bottom outlet valve
- Patent number 9,746,873
- Issue date Aug 29, 2017
- Union Tank Car Company
- Nicholas Thompson
- G05 - CONTROLLING REGULATING
Information Patent Grant
Bottom outlet valve removable independent steam jacket
- Patent number 9,714,719
- Issue date Jul 25, 2017
- Union Tank Car Company
- Peter J. Douglas
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Railroad tank car manway assembly
- Patent number 9,499,178
- Issue date Nov 22, 2016
- Union Tank Car Company
- Peter J. Douglas
- B61 - RAILWAYS
Information Patent Grant
Railroad tank car manway assembly
- Patent number 9,260,118
- Issue date Feb 16, 2016
- Union Tank Car Company
- Peter J. Douglas
- B61 - RAILWAYS
Information Patent Grant
Railroad tank car manway assembly
- Patent number 8,899,161
- Issue date Dec 2, 2014
- Union Tank Car Company
- Peter J. Douglas
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
Bottom Outlet Valve Removable Independent Steam Jacket
- Publication number 20170089479
- Publication date Mar 30, 2017
- Union Tank Car Company
- Peter J. Douglas
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Railroad Tank Car Manway Assembly
- Publication number 20170088149
- Publication date Mar 30, 2017
- Union Tank Car Company
- Peter J. Douglas
- B61 - RAILWAYS
Information Patent Application
Railroad Tank Car Manway Assembly
- Publication number 20160152246
- Publication date Jun 2, 2016
- Union Tank Car Company
- Peter J. Douglas
- B61 - RAILWAYS
Information Patent Application
RAILROAD TANK CAR MANWAY ASSEMBLY
- Publication number 20150083022
- Publication date Mar 26, 2015
- Union Tank Car Company
- Peter J. Douglas
- B61 - RAILWAYS
Information Patent Application
RAILROAD TANK CAR MANWAY ASSEMBLY
- Publication number 20130008340
- Publication date Jan 10, 2013
- PETER J. DOUGLAS
- B61 - RAILWAYS