Carta-patente expirada
#21.1
Patente extinta em 02/08/2003
09/02/2008
RPI 1965
Application data
Number
PI8807687Type
Filing
Publication
PCT
US1988002641 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
N. C. (pessoa física)
US
Inventors
D. S. (pessoa física)
D. M. (pessoa física)
R. L. (pessoa física)
R. W. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 02/08/2003
09/02/2008
RPI 1965
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10/26/1993
RPI 1195
#13.1
06/29/1993
RPI 1178
#9.1
03/09/1993
RPI 1162
#4.1
05/28/1991
RPI 1069
#1.3
06/26/1990
RPI 1024
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