Concessão da patente
#16.1
05/28/1985
RPI 762
The letters patent expired on 03/19/1996: 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: 05/28/1985. We update with every new RPI gazette, published weekly.
Applicants
P. A. (pessoa física)
DE
Inventors
B. H. (pessoa física)
Z. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/28/1985
RPI 762
#13.1
03/05/1985
RPI 750
#9.1
10/30/1984
RPI 732
#6.1
05/29/1984
RPI 710
#4.1
11/16/1983
RPI 682
#21.1
03/19/1996
RPI 1320
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.