Solicitação de exame técnico
#4.1
11/10/1987
RPI 890
Application data
Number
PI8505267Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 11/10/1987. We update with every new RPI gazette, published weekly.
Applicants
Fundação de Ciência e Tecnologia
RS, BR
Inventors
L. X. (pessoa física)
BR
M. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/10/1987
RPI 890
#3.1
05/26/1987
RPI 866
#2.1
11/18/1986
RPI 839
#21.1
Patente extinta em 17/10/2000
07/15/2008
RPI 1958
#16.1
04/26/1994
RPI 1221
#13.1
10/13/1993
RPI 1193
#9.1
06/01/1993
RPI 1174
#6.1
01/19/1993
RPI 1155
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.