Solicitação de exame técnico
#4.1
05/16/1989
RPI 969
Application data
Number
PI8605260Type
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: 05/16/1989. We update with every new RPI gazette, published weekly.
Applicants
F. L. Smidth Comércio e Industria Ltda
SP, BR
Inventors
J. F. (pessoa física)
DK
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/16/1989
RPI 969
#3.1
07/28/1987
RPI 875
#2.1
04/07/1987
RPI 859
#21.1
Patente extinta em 28/10/2001
07/22/2008
RPI 1959
03/05/1991
RPI 1057
#16.1
10/30/1990
RPI 1039
#13.1
07/24/1990
RPI 1025
#9.1
03/13/1990
RPI 1009
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.