Concessão da patente
#16.1
06/24/1986
RPI 818
The letters patent expired on 09/19/1995: 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: 06/24/1986. We update with every new RPI gazette, published weekly.
Applicants
C. S. (pessoa física)
DE
Inventors
H. E. (pessoa física)
H. W. (pessoa física)
S. K. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/24/1986
RPI 818
#13.1
12/03/1985
RPI 789
09/17/1985
RPI 778
#12.1
08/07/1984
RPI 720
#9.1
04/17/1984
RPI 704
#6.1
08/16/1983
RPI 669
#5.1
11/24/1981
RPI 579
#21.1
09/19/1995
RPI 1294
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.