Official data from INPI

SEM TITULO

ConcedidaInvention Patent

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Application data

Number

PI8005219

Type

Invention Patent

Filing

08/18/1980

Publication

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Progress at the INPI

Filing08/18/80
Publication
Examination04/19/83
Allowance10/27/87
Grant04/26/88
Expired09/26/95

The letters patent expired on 09/26/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

Inventors

M. E. (pessoa física)

Technical data

IPC Classification

C09D 11/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

10/27/1987

RPI 888

Exigência - art. 36 da LPI

#6.1

05/05/1987

RPI 863

Conhecimento de parecer técnico

#7.1

11/08/1983

RPI 681

Solicitação de exame técnico

#4.1

04/19/1983

RPI 652

Carta-patente expirada

#21.1

09/26/1995

RPI 1295

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