Solicitação de exame técnico
#4.1
04/04/1989
RPI 963
Application data
Number
PI8606940Type
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: 04/04/1989. We update with every new RPI gazette, published weekly.
Applicants
A. I. (pessoa física)
US
Inventors
J. J. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
04/04/1989
RPI 963
#1.3
01/19/1988
RPI 900
#21.1
Patente extinta em 27/08/2001
07/22/2008
RPI 1959
#16.1
03/30/1993
RPI 1165
#13.1
12/29/1992
RPI 1152
#9.1
07/21/1992
RPI 1129
#6.1
11/26/1991
RPI 1095
From the same holder
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