Solicitação de exame técnico
#4.1
10/31/1989
RPI 993
Application data
Number
PI8606304Type
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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
K. K. (pessoa física)
JP
Inventors
M. M. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/31/1989
RPI 993
#3.1
10/06/1987
RPI 885
#2.1
04/28/1987
RPI 862
#21.1
Patente extinta em 19/12/2001
07/22/2008
RPI 1959
#16.1
06/29/1993
RPI 1178
#13.1
04/20/1993
RPI 1168
#9.1
12/15/1992
RPI 1150
#6.1
02/18/1992
RPI 1107
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.