Pedido de licença compulsória
#20.1
12/06/1983
RPI 685
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: 12/06/1983. We update with every new RPI gazette, published weekly.
Applicants
P. C. (pessoa física)
Inventors
P. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
12/06/1983
RPI 685
#16.1
05/31/1983
RPI 658
#13.1
02/16/1983
RPI 643
#9.1
10/13/1982
RPI 625
#6.1
05/18/1982
RPI 604
#5.1
11/03/1981
RPI 576
#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.