Pedido de patente depositado
#2.1
11/28/1989
RPI 997
The letters patent expired on 08/26/2008: 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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Universidade de São Paulo - USP
SP, BR
Inventors
M. B. (pessoa física)
BR
R. H. (pessoa física)
BR
R. C. (pessoa física)
BR
S. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/28/1989
RPI 997
#21.1
Patente extinta em 27/10/2005
08/26/2008
RPI 1964
Referência: RPI. 1451 de 27/10/1998- itém- (54) Título.
02/29/2000
RPI 1521
Referente a RPI 1409 de 23/12/97.
01/18/2000
RPI 1515
#16.1
10/27/1998
RPI 1451
#9.1
12/23/1997
RPI 1409
08/26/1997
RPI 1395
#7.1
03/25/1997
RPI 1373
#5.1
05/14/1991
RPI 1067
#4.1
02/19/1991
RPI 1055
#3.2
11/06/1990
RPI 1040
05/29/1990
RPI 1020
02/06/1990
RPI 1005
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Same category
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