Carta-patente expirada
#21.1
Patente extinta em 28/02/2011
05/28/2013
RPI 2212
Application data
Number
PI9100831Type
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
Rohm And Haas Company
US
Inventors
G. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 28/02/2011
05/28/2013
RPI 2212
#16.1
04/27/1999
RPI 1477
#9.1
Definido com apostilamento da reivindicação de nº 1, página 2, linha 1, onde se lê "0,001" para "0,0001".
11/10/1998
RPI 1453
#6.1
03/10/1998
RPI 1420
#4.1
02/22/1994
RPI 1212
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11/05/1991
RPI 1092
#2.1
08/27/1991
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