Concessão da patente
#16.1
09/26/1989
RPI 988
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Official data from INPI
PROCESSO E INSTALAÇÃO DE DIGESTÃO ANAERÓBIA
ConcedidaInvention Patent
Application data
Number
PI8403178Type
Invention Patent
Filing
06/28/1984
Publication
09/03/1985
Progress at the INPI
- Filing06/28/84
- Publication09/03/85
- Examination05/27/86
- Allowance
- Grant09/26/89
- Expired07/08/08
The letters patent expired on 07/08/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
A. C. (pessoa física)
BE
Organic Waste Systems N.V. em abreviado O.W.S.N.V.
BE
Inventors
L. B. (pessoa física)
BE
Technical data
IPC Classification
Priority claims
BE
83200980.7 · 07/01/1983
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
07/11/1989
RPI 977
9.1.3
03/14/1989
RPI 960
Exigência - art. 36 da LPI
#6.1
09/06/1988
RPI 933
Solicitação de exame técnico
#4.1
05/27/1986
RPI 814
Publicação do pedido de patente
#3.1
09/03/1985
RPI 776
Pedido de patente depositado
#2.1
09/04/1984
RPI 724
Carta-patente expirada
#21.1
Patente extinta em 28/06/99
07/08/2008
RPI 1957
14.1
04/17/1990
RPI 1014
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