Notificação de entrada na fase nacional - PCT
#1.3
02/21/1989
RPI 957
Application data
Number
PI8707507Type
Filing
Publication
PCT
US1987002695 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: 02/21/1989. We update with every new RPI gazette, published weekly.
Applicants
R. C. (pessoa física)
US
Inventors
E. S. (pessoa física)
US
G. W. (pessoa física)
US
M. T. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#1.3
02/21/1989
RPI 957
#21.1
Patente extinta em 14/10/2002
07/29/2008
RPI 1960
#16.1
04/26/1994
RPI 1221
#9.1
09/21/1993
RPI 1190
#6.1
04/27/1993
RPI 1169
#6.1
10/27/1992
RPI 1143
#4.1
03/06/1990
RPI 1008
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.