Carta-patente expirada
#21.1
Patente extinta em 06/04/2003
09/02/2008
RPI 1965
Application data
Number
PI8807449Type
Filing
Publication
PCT
US1988001020 The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.
Applicants
CPC International Inc
US
Inventors
A. K. (pessoa física)
US
G. W. (pessoa física)
US
J. Y. (pessoa física)
US
T. I. (pessoa física)
US
IPC Classification
Priority claims
US
034,191 · 04/06/1987
US
052,824 · 05/22/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 06/04/2003
09/02/2008
RPI 1965
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