Publicação do pedido de patente
#3.1
12/05/1989
RPI 998
Application data
Number
PI8901976Type
Filing
Publication
The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
R. L. (pessoa física)
US
W. G. (pessoa física)
US
W. H. (pessoa física)
IPC Classification
Priority claims
US
187,790 · 04/29/1988
US
278,098 · 11/30/1988
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