Concessão da patente
#16.1
05/31/1983
RPI 658
The patent was granted on 05/31/1983 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: 05/31/1983. We update with every new RPI gazette, published weekly.
Applicants
MAILLEFER SA
Inventors
K. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/31/1983
RPI 658
03/15/1983
RPI 647
#11.4
12/21/1982
RPI 635
#13.1
10/27/1981
RPI 575
#18.2
10/23/1990
RPI 1038
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.