Official data from INPI

GUIA DE LIMAR

ConcedidaInvention Patent

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Application data

Number

PI8304697

Type

Invention Patent

Filing

08/30/1983

Publication

06/12/1984

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Progress at the INPI

Filing08/30/83
Publication06/12/84
Examination05/27/86
Allowance04/12/88
Grant09/27/88
Expired07/01/08

The letters patent expired on 07/01/2008: 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Carlton Company

Inventors

C. C. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

Exigência - art. 36 da LPI

#6.1

03/04/1987

RPI 854

Solicitação de exame técnico

#4.1

05/27/1986

RPI 814

Publicação do pedido de patente

#3.1

06/12/1984

RPI 712

Pedido de patente depositado

#2.1

11/01/1983

RPI 680

Carta-patente expirada

#21.1

Patente extinta em 30/08/98

07/01/2008

RPI 1956

From the same holder

CORRENTE PARA SERRA DE CADEIA SEM-FIM CADEIA DE SERRA E ELO PARA UMA CADEIA DE SERRA CADEIA DE SERRA PARA UMA SERRA DE CADEIA SEM-FIM.

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