Pedido de patente depositado
#2.1
05/23/1989
RPI 970
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: 05/23/1989. We update with every new RPI gazette, published weekly.
Applicants
UNIPAC - Indústria e Comércio Ltda
SP, BR
Inventors
V. O. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
05/23/1989
RPI 970
#15.11
A classificação anterior era: F24J 2/00
08/25/2015
RPI 2329
#21.1
Patente extinta em 13/12/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
10/25/1994
RPI 1247
#13.1
05/10/1994
RPI 1223
#9.1
01/18/1994
RPI 1207
#4.1
01/08/1991
RPI 1049
#3.1
08/07/1990
RPI 1027
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