Carta-patente expirada
#21.1
Patente extinta em 27/02/2011
05/28/2013
RPI 2212
Application data
Number
PI9100791Type
Filing
Publication
The letters patent expired on 05/28/2013: 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: 05/28/2013. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours and Company
US
Inventors
D. H. (pessoa física)
US
T. S. (pessoa física)
CH
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 27/02/2011
05/28/2013
RPI 2212
#16.1
09/08/1999
RPI 1496
#9.1
04/27/1999
RPI 1477
#6.1
11/03/1998
RPI 1452
#4.1
05/11/1993
RPI 1171
#3.1
10/29/1991
RPI 1091
#2.1
09/03/1991
RPI 1083
From the same holder
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