John Henry Smythe

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Oxford, GB

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Patents Grantslast 30 patents

Information Patent Grant
Marine engine lubrication
- Patent number 10,167,440
- Issue date Jan 1, 2019
- Infineum International Limited
- John H. Smythe
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Two-cycle lubricating oil
- Patent number 6,610,634
- Issue date Aug 26, 2003
- Exxon Chemical Patents Inc
- George Mortimer Tiffany
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Two-cycle synthetic lubricating oil
- Patent number 5,965,498
- Issue date Oct 12, 1999
- Exxon Chemical Patents Inc.
- John Henry Smythe
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Marine Engine Lubrication
- Publication number 20140326205
- Publication date Nov 6, 2014
- INFINEUM INTERNATIONAL LIMITED
- John H. Smythe
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
MARINE ENGINE LUBRICATION
- Publication number 20140287970
- Publication date Sep 25, 2014
- John H. Smythe
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...