6.2
06/21/1988
RPI 922
Application data
Number
PI8403535Type
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: 06/21/1988. We update with every new RPI gazette, published weekly.
Applicants
O. C. (pessoa física)
US
Inventors
D. C. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
06/21/1988
RPI 922
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06/25/1985
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Patente extinta em 16/07/99
07/08/2008
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09/03/1991
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