Notificação de entrada na fase nacional - PCT
#1.3
08/15/1989
RPI 982
Application data
Number
PI8707662Type
Filing
Publication
PCT
US1987000294 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: 08/15/1989. We update with every new RPI gazette, published weekly.
Applicants
N. M. (pessoa física)
US
Inventors
M. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#1.3
08/15/1989
RPI 982
#21.1
Patente extinta em 12/02/2002
07/29/2008
RPI 1960
#16.1
06/29/1993
RPI 1178
#13.1
04/27/1993
RPI 1169
#9.1
12/22/1992
RPI 1151
#6.1
12/03/1991
RPI 1096
#4.1
10/30/1990
RPI 1039
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.