Concessão da patente
#16.1
10/27/1987
RPI 888
The letters patent expired on 10/04/1994: 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: 10/27/1987. We update with every new RPI gazette, published weekly.
Applicants
Eletro Arr Industrial Ltda
Inventors
R. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/27/1987
RPI 888
#13.1
06/09/1987
RPI 868
#9.1
01/06/1987
RPI 846
#4.1
11/12/1985
RPI 786
#3.1
08/13/1985
RPI 773
#2.1
03/20/1984
RPI 700
#21.1
10/04/1994
RPI 1244
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.