Carta-patente expirada
#21.1
Patente extinta em 24/05/2003
09/02/2008
RPI 1965
Application data
Number
PI8807671Type
Filing
Publication
PCT
US1988001713 The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
E. H. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 24/05/2003
09/02/2008
RPI 1965
#16.1
04/30/1996
RPI 1326
#13.1
01/02/1996
RPI 1309
#9.1
08/08/1995
RPI 1288
#6.1
03/01/1995
RPI 1265
#4.1
07/16/1991
RPI 1076
#1.3
06/19/1990
RPI 1023
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.