Pedido de patente depositado
#2.1
03/21/1989
RPI 961
Application data
Number
PI8900368Type
Filing
Publication
The letters patent expired on 12/18/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 03/21/1989. We update with every new RPI gazette, published weekly.
Applicants
Energy Conversion Devices,Inc
US
Inventors
A. L. (pessoa física)
US
M. N. (pessoa física)
US
M. W. (pessoa física)
US
M. F. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
03/21/1989
RPI 961
#21.1
Patente extinta em 30/01/2009
12/18/2012
RPI 2189
#16.1
11/24/1998
RPI 1455
#15.11
Alterada a Classificação para Int.Cl.5 H01M 4/38, B22F 7/00 e B22F 3/18.
06/02/1998
RPI 1432
#9.1
06/02/1998
RPI 1432
#6.1
11/11/1997
RPI 1406
#6.1
07/30/1996
RPI 1339
#4.1
09/18/1990
RPI 1033
#3.1
03/01/1990
RPI 1007
Same category
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