Carta-patente expirada
#21.1
Patente extinta em 19/10/2009
12/26/2012
RPI 2190
Application data
Number
PI8904680Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.
Applicants
Uniroyal Chemical Company, Inc.
US
Inventors
E. W. (pessoa física)
US
F. B. (pessoa física)
US
R. F. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 19/10/2009
12/26/2012
RPI 2190
#16.1
10/19/1999
RPI 1502
#9.1
04/20/1999
RPI 1476
#6.1
05/12/1998
RPI 1429
#6.1
01/23/1996
RPI 1312
#4.1
09/25/1990
RPI 1034
#3.1
05/01/1990
RPI 1016
#2.1
01/16/1990
RPI 1002
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