Publicação do pedido de patente
#3.1
10/04/1988
RPI 937
Application data
Number
PI8800723Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 10/04/1988. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
The Goodyear Tire & Rubber Company
US
Inventors
R. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/04/1988
RPI 937
#2.1
05/24/1988
RPI 918
#21.1
Patente extinta em 22/02/2003
09/02/2008
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09/05/1995
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02/07/1995
RPI 1262
08/03/1993
RPI 1183
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