Concessão da patente
#16.1
05/31/1988
RPI 919
Application data
Number
PI8301730Type
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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
I. S. (pessoa física)
FR
Inventors
G. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/31/1988
RPI 919
#13.1
01/26/1988
RPI 901
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09/08/1987
RPI 881
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10/07/1986
RPI 833
#4.1
01/28/1986
RPI 797
#3.1
12/13/1983
RPI 686
#2.1
05/17/1983
RPI 656
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: F23D 21/00; F23C 15/00; F23D 14/00; F23D 14/12; F23D 14/20; F23D 14/58; F23D 14/62; F23L 3/00; F23R 3/42; F23R 3/54; F23D 14/46; F23D 14/48; F23R 3/00.
03/27/2018
RPI 2464
#21.1
Patente extinta em 05/04/98
07/01/2008
RPI 1956
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Same category
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