Notificação para pagamento de retribuição
#13.1
09/21/1982
RPI 622
The letters patent expired on 05/31/1994: 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: 09/21/1982. We update with every new RPI gazette, published weekly.
Applicants
Y. K. (pessoa física)
Inventors
No inventors listed.
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#13.1
09/21/1982
RPI 622
#15.11
09/08/1982
RPI 620
#9.1
06/01/1982
RPI 606
12/15/1981
RPI 582
#21.1
05/31/1994
RPI 1226
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.