Carta-patente expirada
#21.1
Patente extinta em 23/08/2008
08/26/2008
RPI 1964
Application data
Number
PI8807672Type
Filing
Publication
PCT
US1988002914 The letters patent expired on 08/26/2008: 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: 08/26/2008. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
D. L. (pessoa física)
US
D. C. (pessoa física)
US
E. M. (pessoa física)
US
J. P. (pessoa física)
US
L. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 23/08/2008
08/26/2008
RPI 1964
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05/13/1997
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12/24/1996
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07/25/1995
RPI 1286
#6.1
08/16/1994
RPI 1237
#4.1
03/05/1991
RPI 1057
#1.3
08/07/1990
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