Publicação do pedido de patente
#3.1
03/22/1988
RPI 909
Application data
Number
PI8703421Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 03/22/1988. We update with every new RPI gazette, published weekly.
Applicants
Johnson & Johnson
US
Inventors
A. S. (pessoa física)
US
E. L. (pessoa física)
US
P. N. (pessoa física)
IN
Publications in the Brazilian Industrial Property Gazette (RPI).
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03/22/1988
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Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 143/10; C11D 1/18.
03/20/2018
RPI 2463
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Patente extinta em 06/07/2002
07/29/2008
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