Solicitação de exame técnico
#4.1
04/05/1988
RPI 911
Application data
Number
PI8605491Type
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: 04/05/1988. We update with every new RPI gazette, published weekly.
Applicants
U. C. (pessoa física)
US
Inventors
K. P. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
04/05/1988
RPI 911
#1.3
04/22/1987
RPI 861
#21.1
Patente extinta em 21/02/2001
07/22/2008
RPI 1959
#16.1
04/25/1995
RPI 1273
#13.1
01/03/1995
RPI 1257
#9.1
08/30/1994
RPI 1239
#6.1
04/05/1994
RPI 1218
From the same holder
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