Publicação do pedido de patente
#3.1
10/03/1989
RPI 989
The letters patent expired on 09/25/2001: 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
U. C. (pessoa física)
SP, BR
Inventors
C. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/03/1989
RPI 989
#2.1
05/24/1988
RPI 918
#21.1
Patente extinta em 26/02/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
12/27/1994
RPI 1256
#13.1
08/23/1994
RPI 1238
#9.1
04/26/1994
RPI 1221
#7.1
09/21/1993
RPI 1190
#4.1
04/30/1991
RPI 1065
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Same category
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