Concessão da patente
#16.1
04/26/1988
RPI 914
Application data
Number
PI8204650Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
S. K. (pessoa física)
JP
Inventors
K. N. (pessoa física)
JP
IPC Classification
Priority claims
JP
124445/1981 · 08/07/1981
JP
125514/1981 · 08/10/1981
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