Solicitação de exame técnico
#4.1
08/23/1988
RPI 931
Application data
Number
PI8800907Type
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: 08/23/1988. We update with every new RPI gazette, published weekly.
Applicants
Vulkan do Brasil Ind. e Comércio de Acoplamentos Ltda
SP, BR
Inventors
C. V. (pessoa física)
BR
J. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/23/1988
RPI 931
#3.2
07/12/1988
RPI 925
#2.1
05/31/1988
RPI 919
#21.1
Patente extinta em 01/03/2003
09/02/2008
RPI 1965
09/26/1995
RPI 1295
#16.1
06/30/1992
RPI 1126
#13.1
12/17/1991
RPI 1098
#15.11
11/26/1991
RPI 1095
#9.1
08/20/1991
RPI 1081
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.