Carta-patente expirada
#21.1
Patente extinta em 08/12/2003
09/02/2008
RPI 1965
Application data
Number
PI8807834Type
Filing
Publication
PCT
US1988004471 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
R. C. (pessoa física)
US
Inventors
D. M. (pessoa física)
US
G. S. (pessoa física)
US
P. C. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 08/12/2003
09/02/2008
RPI 1965
#16.1
06/27/1995
RPI 1282
#13.1
02/07/1995
RPI 1262
#9.1
10/04/1994
RPI 1244
#6.1
04/05/1994
RPI 1218
#4.1
08/27/1991
RPI 1082
#1.3
11/13/1990
RPI 1041
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