Carta-patente expirada
#21.1
Patente extinta em 20/09/2011
06/11/2013
RPI 2214
Application data
Number
PI9104031Type
Filing
Publication
The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.
Applicants
Rohm And Haas Company
US
Inventors
D. L. (pessoa física)
US
M. F. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 20/09/2011
06/11/2013
RPI 2214
#16.1
12/28/1999
RPI 1512
#9.1
07/27/1999
RPI 1490
#6.1
12/01/1998
RPI 1456
#4.1
07/05/1994
RPI 1231
#3.1
06/02/1992
RPI 1122
#2.1
10/29/1991
RPI 1091
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