Concessão da patente
#16.1
11/27/1984
RPI 736
The letters patent expired on 12/26/1995: 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: 11/27/1984. We update with every new RPI gazette, published weekly.
Applicants
X. C. (pessoa física)
US
Inventors
H. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/27/1984
RPI 736
#13.1
09/04/1984
RPI 724
#9.1
05/15/1984
RPI 708
#6.1
12/20/1983
RPI 687
#4.1
06/21/1983
RPI 661
#21.1
12/26/1995
RPI 1308
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.