Solicitação de exame técnico
#4.1
12/29/1987
RPI 897
Application data
Number
PI8603602Type
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: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
V. S. (pessoa física)
RJ, BR
Inventors
V. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
12/29/1987
RPI 897
#3.2
06/23/1987
RPI 870
#2.1
02/24/1987
RPI 853
#21.1
Patente extinta em 30/07/2001
07/22/2008
RPI 1959
#16.1
03/26/1996
RPI 1321
#13.1
10/31/1995
RPI 1300
#9.1
06/20/1995
RPI 1281
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.