Concessão da patente
#16.1
09/26/1989
RPI 988
Application data
Number
PI8404171Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
SFT Ag.
CH
Inventors
W. R. (pessoa física)
CH
IPC Classification
Priority claims
CH
CH-3442/84 · 07/16/1984
CH
CH-4562/83 · 08/22/1983
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