Solicitação de exame técnico
#4.1
09/19/1989
RPI 987
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: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants
Termolar S/A
RS, BR
Inventors
J. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/19/1989
RPI 987
#3.2
02/08/1989
RPI 955
#2.1
01/31/1989
RPI 954
#21.1
Patente extinta em 12/05/98 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
04/27/1993
RPI 1169
#16.1
03/30/1993
RPI 1165
#13.1
11/17/1992
RPI 1146
#9.1
06/30/1992
RPI 1126
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