Carta-patente expirada
#21.1
Patente extinta em 03/08/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
The letters patent expired on 11/20/2001: 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: 11/20/2001. We update with every new RPI gazette, published weekly.
Applicants
S. N. (pessoa física)
SP, BR
Inventors
S. N. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 03/08/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
#16.1
08/30/1994
RPI 1239
#13.1
04/12/1994
RPI 1219
#9.1
11/23/1993
RPI 1199
#4.1
05/22/1990
RPI 1019
#3.2
03/20/1990
RPI 1010
#2.1
01/02/1990
RPI 1000
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