Cessão de direito de exploração
#22.1
06/18/1985
RPI 765
The letters patent expired on 05/02/1995: 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: 06/18/1985. We update with every new RPI gazette, published weekly.
Applicants
R. L. (pessoa física)
Inventors
R. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
06/18/1985
RPI 765
#16.1
09/25/1984
RPI 727
#13.1
07/03/1984
RPI 715
#15.11
05/02/1984
RPI 706
#9.1
03/13/1984
RPI 699
#15.11
02/07/1984
RPI 694
#6.1
10/25/1983
RPI 679
#4.1
12/15/1981
RPI 582
#21.1
05/02/1995
RPI 1274
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.