Concessão da patente
#16.1
06/30/1987
RPI 871
The letters patent expired on 11/22/1994: 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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
SEGATTA SERGIO [BR]
Inventors
S. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/30/1987
RPI 871
#13.1
03/04/1987
RPI 854
#9.1
09/30/1986
RPI 832
#4.1
11/19/1985
RPI 787
#3.2
08/23/1983
RPI 670
#2.1
05/31/1983
RPI 658
#21.1
11/22/1994
RPI 1251
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.