20.4
12/13/1988
RPI 947
Application data
Number
PI8103866Type
Filing
Publication
The letters patent expired on 10/08/1996: 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: 12/13/1988. We update with every new RPI gazette, published weekly.
Applicants
Cooperativa Central dos Produtores de Açúcar e Álcool do Estado de São Paulo.
Cooperativa de Produtos de Cana, Açucar e Alcool do Estado de São Paulo Ltda -COPERSUCAR.
SP, BR
Inventors
G. A. (pessoa física)
R. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
12/13/1988
RPI 947
12/06/1988
RPI 946
09/27/1988
RPI 936
#18.2
05/24/1988
RPI 918
#16.1
12/26/1984
RPI 740
#13.1
08/21/1984
RPI 722
#9.1
04/24/1984
RPI 705
#4.1
08/23/1983
RPI 670
#3.1
01/25/1983
RPI 640
#21.1
10/08/1996
RPI 1349
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.