Pedido de licença compulsória
#20.1
11/14/1989
RPI 995
The letters patent expired on 05/02/1995: 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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
I. P. (pessoa física)
Inventors
R. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
11/14/1989
RPI 995
#16.1
12/26/1984
RPI 740
08/07/1984
RPI 720
#13.1
07/03/1984
RPI 715
#9.1
03/13/1984
RPI 699
#6.1
08/23/1983
RPI 670
06/28/1983
RPI 662
01/04/1983
RPI 637
#5.1
01/26/1982
RPI 588
#21.1
05/02/1995
RPI 1274
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.