Pedido de certificado de adição de invenção
#5.1
07/12/1988
RPI 925
Application data
Number
PI8502680Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 07/12/1988. We update with every new RPI gazette, published weekly.
Applicants
Daicel Chemical Industries, Ltd
JP
Daicel Chemical Industries, Ltd.
JP
Inventors
H. N. (pessoa física)
JP
K. T. (pessoa física)
JP
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