Solicitação de exame técnico
#4.1
08/16/1988
RPI 930
Application data
Number
PI8703970Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 08/16/1988. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
B. F. (pessoa física)
SE
J. C. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/16/1988
RPI 930
#3.1
04/05/1988
RPI 911
#2.1
11/17/1987
RPI 891
#21.1
Patente extinta em 04/08/2002
07/29/2008
RPI 1960
#16.1
11/29/1994
RPI 1252
#13.1
09/27/1994
RPI 1243
#9.1
05/24/1994
RPI 1225
#6.1
11/23/1993
RPI 1199
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.