Concessão da patente
#16.1
07/26/1988
RPI 927
Application data
Number
PI8307511Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 07/26/1988. We update with every new RPI gazette, published weekly.
Applicants
G. C. (pessoa física)
US
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Priority claims
US
417.227 · 09/13/1983
US
83/01398 · 09/13/1982
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/26/1988
RPI 927
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#6.1
07/28/1987
RPI 875
#4.1
06/17/1986
RPI 817
#1.3
08/14/1984
RPI 721
#21.1
Patente extinta em 12/09/98
07/01/2008
RPI 1956
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