Pedido de licença compulsória
#20.1
02/24/1987
RPI 853
The letters patent expired on 05/24/1994: 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: 02/24/1987. We update with every new RPI gazette, published weekly.
Applicants
USM CORP
Inventors
H. P. (pessoa física)
T. Z. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
02/24/1987
RPI 853
#16.1
05/31/1983
RPI 658
#13.1
02/01/1983
RPI 641
#9.1
09/28/1982
RPI 623
08/17/1982
RPI 617
06/08/1982
RPI 607
#21.1
05/24/1994
RPI 1225
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.