Notificação para pagamento de retribuição
#13.1
11/14/1989
RPI 995
Application data
Number
PI8200152Type
Filing
Publication
The patent was granted on 02/06/1990 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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours and Company
US
Inventors
P. R. (pessoa física)
US
T. B. (pessoa física)
US
W. G. (pessoa física)
US
IPC Classification
Priority claims
US
225.641 · 01/16/1981
US
319.991 · 11/12/1981
US
330.606 · 12/15/1981
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