20.7
06/02/1987
RPI 867
The patent was granted on 03/27/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 06/02/1987. We update with every new RPI gazette, published weekly.
Applicants
P. D. (pessoa física)
Inventors
V. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
06/02/1987
RPI 867
05/26/1987
RPI 866
#16.1
03/27/1984
RPI 701
#13.1
01/17/1984
RPI 691
#9.1
09/27/1983
RPI 675
#15.11
05/24/1983
RPI 657
#4.1
01/26/1982
RPI 588
#18.2
01/28/1992
RPI 1104
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.