Carta-patente expirada
#21.1
Patente extinta em 12/11/2002
07/29/2008
RPI 1960
Application data
Number
PI8707946Type
Filing
Publication
PCT
US1987003087 The letters patent expired on 07/29/2008: 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: 07/29/2008. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
I. O. (pessoa física)
JP
O. S. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 12/11/2002
07/29/2008
RPI 1960
#16.1
06/27/1995
RPI 1282
#13.1
03/21/1995
RPI 1268
#9.1
11/15/1994
RPI 1250
#6.1
01/19/1993
RPI 1155
#4.1
02/04/1992
RPI 1105
#4.1
07/31/1990
RPI 1026
#1.3
02/13/1990
RPI 1006
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.