Carta-patente expirada
#21.1
Patente extinta em 26/12/2010
12/26/2012
RPI 2190
Application data
Number
PI8907593Type
Filing
Publication
PCT
US1989003126 The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
G. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 26/12/2010
12/26/2012
RPI 2190
#16.1
12/26/2000
RPI 1564
#9.1
09/26/2000
RPI 1551
#6.1
12/14/1999
RPI 1510
#4.1
03/24/1992
RPI 1112
#1.3
07/02/1991
RPI 1074
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.