Publicação antecipada
#3.2
10/31/1989
RPI 993
Application data
Number
PI8802678Type
Filing
Publication
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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
A. F. (pessoa física)
SP, BR
Inventors
A. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.2
10/31/1989
RPI 993
#2.1
10/25/1988
RPI 940
#21.1
Patente extinta em 02/06/2003
09/02/2008
RPI 1965
#16.1
07/27/1993
RPI 1182
#13.1
03/30/1993
RPI 1165
11/17/1992
RPI 1146
06/16/1992
RPI 1124
#9.1
02/18/1992
RPI 1107
#6.1
08/20/1991
RPI 1081
#4.1
07/31/1990
RPI 1026
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.