Concessão da patente
#16.1
10/29/1985
RPI 784
The letters patent expired on 11/30/1993: 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: 10/29/1985. We update with every new RPI gazette, published weekly.
Applicants
Y. K. (pessoa física)
Inventors
A. S. (pessoa física)
Y. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1985
RPI 784
07/09/1985
RPI 768
#12.2
01/08/1985
RPI 742
#9.2
09/18/1984
RPI 726
#7.1
03/27/1984
RPI 701
09/27/1983
RPI 675
#12.3
04/12/1983
RPI 651
11/09/1982
RPI 629
#6.1
06/01/1982
RPI 606
12/29/1981
RPI 584
#21.1
11/30/1993
RPI 1200
#22.1
11/12/1991
RPI 1093
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.