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Grail Engine Technologies, Inc.
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Chapman, KS, US
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Patents Grants
last 30 patents
Information
Patent Grant
Two-stroke engine
Patent number
8,251,025
Issue date
Aug 28, 2012
Grail Engine Technologies, Inc.
T. Matthew Riley
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
77853286
Serial number
77853286
Registration number
4350446
Filing date
Oct 20, 2009
GRAIL ENGINE TECHNOLOGIES, INC.
7 - Machines and machine tools
Information
Trademark
77808468 - GRAIL
Serial number
77808468
Registration number
4364976
Filing date
Aug 19, 2009
GRAIL ENGINE TECHNOLOGIES, INC.
7 - Machines and machine tools