Carta-patente expirada
#21.1
09/27/1988
RPI 936
Progress at the INPI
- Filing08/04/78
- Publication
- Examination
- Allowance12/07/82
- Grant09/27/83
- Expired09/27/88
The letters patent expired on 09/27/1988: 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: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
A. L. (pessoa física)
Inventors
A. L. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
09/27/1983
RPI 675
Notificação para pagamento de retribuição
#13.1
05/17/1983
RPI 656
Deferimento
#9.1
12/07/1982
RPI 633
Exigência - art. 36 da LPI
#6.1
03/09/1982
RPI 594
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