Carta-patente expirada
#21.1
Patente extinta em 22/03/2004
12/29/2009
RPI 2034
Application data
Number
PI8907429Type
Filing
Publication
PCT
FI1989000051 The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.
Applicants
K. R. (pessoa física)
FI
Inventors
K. R. (pessoa física)
FI
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 22/03/2004
12/29/2009
RPI 2034
#16.1
08/31/1993
RPI 1187
#13.1
06/29/1993
RPI 1178
#9.1
03/09/1993
RPI 1162
#4.1
01/28/1992
RPI 1104
#1.3
05/07/1991
RPI 1066
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.