Pedido de patente depositado
#2.1
01/03/1989
RPI 950
Application data
Number
PI8803781Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 01/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Council of Scientific and Industrial Research
IN
Inventors
A. K. (pessoa física)
IN
D. K. (pessoa física)
IN
R. C. (pessoa física)
IN
R. J. (pessoa física)
IN
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
01/03/1989
RPI 950
#21.1
Patente extinta em 29/07/2003
09/02/2008
RPI 1965
#16.1
03/25/1997
RPI 1373
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02/25/1997
RPI 1369
#13.1
02/04/1997
RPI 1366
#9.1
04/09/1996
RPI 1323
#6.1
06/27/1995
RPI 1282
#4.1
09/18/1990
RPI 1033
#3.1
03/13/1990
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Same category
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