Publicação do pedido de patente
#3.1
12/27/1988
RPI 949
Application data
Number
PI8802765Type
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: 12/27/1988. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours and Company
US
Inventors
D. B. (pessoa física)
US
H. C. (pessoa física)
US
IPC Classification
Priority claims
US
060.077 · 06/09/1987
US
152.799 · 02/05/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
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12/27/1988
RPI 949
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08/01/1995
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