Solicitação de exame técnico
#4.1
10/18/1988
RPI 939
Application data
Number
PI8607142Type
Filing
Publication
PCT
US1986000961 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: 10/18/1988. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
D. C. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/18/1988
RPI 939
#1.3
04/19/1988
RPI 913
#21.1
Patente extinta em 29/04/2001
07/22/2008
RPI 1959
#16.1
08/30/1994
RPI 1239
#13.1
04/12/1994
RPI 1219
#9.1
11/23/1993
RPI 1199
#6.1
03/02/1993
RPI 1161
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.