Official data from INPI

PROCESSO PARA ELIMINACAO DO PODER POLUENTE DO VINHOTO

ConcedidaInvention Patent

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Application data

Number

PI8206309

Type

Invention Patent

Filing

10/29/1982

Publication

06/05/1984

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Progress at the INPI

Filing10/29/82
Publication06/05/84
Examination01/13/87
Allowance11/01/88
Grant08/29/89
Terminated02/11/92

The patent was granted on 08/29/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VERSA CONSULTORIA TECNICA LTDA [BR]

Inventors

S. D. (pessoa física)

S. P. (pessoa física)

Technical data

IPC Classification

C12F 3/10

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Solicitação de exame técnico

#4.1

01/13/1987

RPI 847

8.1

07/01/1986

RPI 819

Publicação do pedido de patente

#3.1

06/05/1984

RPI 711

Pedido de patente depositado

#2.1

09/27/1983

RPI 675

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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