Solicitação de exame técnico
#4.1
05/24/1988
RPI 918
Application data
Number
PI8703784Type
Filing
Publication
The letters patent expired on 12/11/2012: 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: 05/24/1988. We update with every new RPI gazette, published weekly.
Applicants
H. G. (pessoa física)
SP, BV
Universidade de São Paulo - USP
SP, BR
Inventors
H. G. (pessoa física)
BV
J. V. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/24/1988
RPI 918
#4.2
03/08/1988
RPI 907
#3.2
01/05/1988
RPI 898
#2.1
10/13/1987
RPI 886
#21.1
Patente extinta em 01/06/2009
12/11/2012
RPI 2188
#16.1
06/01/1999
RPI 1482
#9.1
12/29/1998
RPI 1460
#6.1
09/30/1997
RPI 1400
#6.1
11/29/1994
RPI 1252
From the same holder
Same category
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