Concessão da patente
#16.1
04/26/1988
RPI 914
The letters patent expired on 12/07/1993: 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: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
Campina Grande Industrial S/A
Inventors
G. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/26/1988
RPI 914
#13.1
02/09/1988
RPI 903
#9.1
10/06/1987
RPI 885
#15.11
03/24/1987
RPI 857
#6.1
09/23/1986
RPI 831
#4.1
08/20/1985
RPI 774
#3.1
06/28/1983
RPI 662
#2.1
12/29/1981
RPI 584
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.