Publicação do pedido de patente
#3.1
09/19/1989
RPI 987
Application data
Number
PI8900287Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants
E. C. (pessoa física)
US
Inventors
P. S. (pessoa física)
US
R. S. (pessoa física)
US
S. N. (pessoa física)
US
IPC Classification
Priority claims
US
07/147.400 · 01/25/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
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09/19/1989
RPI 987
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12/18/2012
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06/29/1999
RPI 1486
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12/22/1998
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12/22/1998
RPI 1459
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