Solicitação de exame técnico
#4.1
05/23/1989
RPI 970
Application data
Number
PI8603316Type
Filing
Publication
The patent was granted on 08/31/1993 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 05/23/1989. We update with every new RPI gazette, published weekly.
Applicants
W.R. Grace & CO.
US
W.R. Grace & Co. - Conn
US
Inventors
C. M. (pessoa física)
US
G. C. (pessoa física)
US
J. G. (pessoa física)
US
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