Solicitação de exame técnico
#4.1
11/14/1989
RPI 995
Application data
Number
PI8707428Type
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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
S. A. (pessoa física)
CH
Inventors
R. F. (pessoa física)
CH
IPC Classification
Priority claims
CH
03336/86 · 08/20/1986
CH
03337/86 · 08/20/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/14/1989
RPI 995
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Patente extinta em 23/06/2002
07/29/2008
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03/28/1995
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07/26/1994
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