Concessão da patente
#16.1
07/30/1985
RPI 771
The letters patent expired on 11/15/1994: 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: 07/30/1985. We update with every new RPI gazette, published weekly.
Applicants
Y. A. (pessoa física)
Inventors
A. Y. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/30/1985
RPI 771
#13.1
04/09/1985
RPI 755
#9.1
12/04/1984
RPI 737
#4.1
07/19/1983
RPI 665
#3.2
03/29/1983
RPI 649
#21.1
11/15/1994
RPI 1250
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.