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| Name of Patent |
Patent # |
Country |
Issue Date |
Lapse Date |
| OSCILLATING PISTON ENGINE |
5,222,463
|
USA |
Jun 29, 1993 |
Jun 28, 2010 |
OSCILLATING PISTON ENGINE
for Driving a Ducted
Fan |
5,303,546 |
USA |
Apr 19, 1994 |
Apr 18, 2011 |
OSCILLATING PISTON ENGINE
for an Electrical Charging
System
for an Electric Powered Vehicle |
5,323,737 |
USA |
Jun 28, 1994 |
Jun 27, 2011 |
OSCILLATING PISTON ENGINE
for Pumping System |
5,324,176 |
USA |
Jun 28, 1994 |
Jun 27, 2011 |
OSCILLATING PISTON ENGINE
for Helicopters |
5,467,744 |
USA |
Nov 21, 1995 |
Nov 20, 2012 |
|
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| ROTOBLOCK Inc. holds exclusive rights
to manufacture and market all products covered by the “Rotablock”
patents for a period of 18 months, with the option to extend
the agreement for a further 18 months. ROTOBLOCK Inc. holds
the exclusive option to purchase all intellectual property pertaining
to the Rotablock technology within 18 - 36 months of the agreement.
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