Concessão da patente
#16.1
04/28/1987
RPI 862
Application data
Number
PI8203305Type
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: 04/28/1987. We update with every new RPI gazette, published weekly.
Applicants
S. C. (pessoa física)
JP
Inventors
E. S. (pessoa física)
JP
IPC Classification
No IPC classification.
Priority claims
JP
82831/81 · 06/05/1981
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/28/1987
RPI 862
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12/02/1986
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08/12/1986
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02/25/1986
RPI 801
#4.1
07/16/1985
RPI 769
#3.1
05/24/1983
RPI 657
#2.1
07/27/1982
RPI 614
#21.1
Patente extinta em 04/06/97
07/01/2008
RPI 1956
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