Carta-patente expirada
#21.1
Patente extinta em 17/05/2010
01/15/2013
RPI 2193
Application data
Number
PI9007533Type
Filing
Publication
PCT
US1990002823 The letters patent expired on 01/15/2013: 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: 01/15/2013. We update with every new RPI gazette, published weekly.
Applicants
U. C. (pessoa física)
US
Inventors
A. R. (pessoa física)
US
B. G. (pessoa física)
US
M. P. (pessoa física)
US
T. G. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 17/05/2010
01/15/2013
RPI 2193
#16.1
09/08/1999
RPI 1496
#9.1
05/04/1999
RPI 1478
#6.1
09/29/1998
RPI 1449
#4.1
07/20/1993
RPI 1181
#1.3
04/28/1992
RPI 1117
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