Retificação
#15.3
09/15/1987
RPI 882
Progress at the INPI
- Filing12/12/80
- Publication08/03/82
- Examination10/23/84
- Allowance
- Grant03/17/87
- Expired03/19/96
The letters patent expired on 03/19/1996: 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: 09/15/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
No applicants.
Inventors
E. B. (pessoa física)
Technical data
IPC Classification
No IPC classification.
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
15.10
03/17/1987
RPI 856
Concessão da patente
#16.1
03/17/1987
RPI 856
14.7
07/29/1986
RPI 823
Exigência - art. 36 da LPI
#6.1
03/04/1986
RPI 802
Solicitação de exame técnico
#4.1
10/23/1984
RPI 731
Publicação do pedido de patente
#3.1
08/03/1982
RPI 615
Carta-patente expirada
#21.1
03/19/1996
RPI 1320
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