Solicitação de exame técnico
#4.1
03/01/1988
RPI 906
Application data
Number
PI8605934Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 03/01/1988. We update with every new RPI gazette, published weekly.
Applicants
U. A. (pessoa física)
FR
Inventors
S. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/01/1988
RPI 906
#3.1
09/15/1987
RPI 882
#2.1
04/22/1987
RPI 861
#21.1
Patente extinta em 03/12/2001
07/22/2008
RPI 1959
#16.1
08/31/1993
RPI 1187
#13.1
07/06/1993
RPI 1179
#15.11
06/01/1993
RPI 1174
#9.1
03/16/1993
RPI 1163
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.