Concessão da patente
#16.1
07/26/1988
RPI 927
Application data
Number
PI8306524Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 07/26/1988. We update with every new RPI gazette, published weekly.
Applicants
RIGESA CELULOSE PAPEL E EMBALA [BR]
Inventors
A. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/26/1988
RPI 927
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#6.1
07/28/1987
RPI 875
#4.1
07/17/1984
RPI 717
#3.2
04/17/1984
RPI 704
#2.1
01/31/1984
RPI 693
#21.1
Patente extinta em 23/11/98
08/19/2008
RPI 1963
From the same holder
Same category
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