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Technology Stocks : Advanced Engine Technologies (AENG) -- Ignore unavailable to you. Want to Upgrade?


To: Lonnie who wrote (1470)7/17/1998 2:31:00 PM
From: T.L. Chicken  Read Replies (1) | Respond to of 3383
 
How does the canadian patent compare with 5441018?

5441018 : Internal combustion rotary piston engine
INVENTORS: Almassi; Mansour, Ardross, Australia
ASSIGNEES: none
ISSUED: Aug. 15, 1995
FILED: Apr. 14, 1994
SERIAL NUMBER: 211780



To: Lonnie who wrote (1470)7/18/1998 12:43:00 AM
From: 246810  Respond to of 3383
 
Thanks Lonnie, but I found the Canadian patent on IBM Wednesday night. Its internal mechanism looks more complex but less prone to piston float than the AENG design. Now of course T.L.Chicken (no relation to TLC) has come up with an even more recent patent. Where will it end. I have found these patents prior to the Canadian:

# 927297 Tuckfield ,,7/1909
1181463 La Fontaine,,5/1916
1255664 Syger,, 2/1918
1389873 Hult,, 9/1921
1569525 Owens,, 1/1926
1628100 Bacon,, 5/1927
1666539 Michell,, 4/1928
1793107 Livingston,, 2/1931
2556585 Jarvinen.. 6/1951
1783751 Karlan,, 3/1957
3456630 Karlan.,, 7/1969

How is it posible for so many patents, but no commercial development?

246810