Anuidade - prazo legal encerrado
#18.2
11/17/1987
RPI 891
The patent was granted on 07/27/1982 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: 11/17/1987. We update with every new RPI gazette, published weekly.
Applicants
VELSICOL CHEMICAL CORP
Inventors
H. T. (pessoa física)
S. F. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
11/17/1987
RPI 891
#20.1
07/05/1983
RPI 663
#16.1
07/27/1982
RPI 614
#13.1
11/17/1981
RPI 578
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.