Carta-patente expirada
#21.1
Patente extinta em 20/04/2005
06/15/2010
RPI 2058
Application data
Number
PI9007307Type
Filing
Publication
PCT
US1990002078 The letters patent expired on 06/15/2010: 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: 06/15/2010. We update with every new RPI gazette, published weekly.
Applicants
L. U. (pessoa física)
US
Inventors
Y. K. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 20/04/2005
06/15/2010
RPI 2058
#16.1
10/31/1995
RPI 1300
#13.1
09/05/1995
RPI 1292
#9.1
03/28/1995
RPI 1269
#6.1
10/11/1994
RPI 1245
#4.1
06/29/1993
RPI 1178
#1.3
03/24/1992
RPI 1112
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.