Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

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Application data

Number

PI8704567

Type

Invention Patent

Filing

09/03/1987

Publication

04/26/1988

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Progress at the INPI

Filing09/03/87
Publication04/26/88
Examination09/13/88
Allowance01/21/92
Abandoned
In force

The application was allowed on 01/21/1992 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Toray Silicone Company, ltd

Inventors

M. Y. (pessoa física)

S. S. (pessoa física)

Technical data

IPC Classification

C08L 83/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/13/1988

RPI 934

Publicação do pedido de patente

#3.1

04/26/1988

RPI 914

Pedido de patente depositado

#2.1

11/17/1987

RPI 891

Arquivamento - Art. 38 §2° da LPI

#11.4

01/12/1993

RPI 1154

Notificação para pagamento de retribuição

#13.1

06/09/1992

RPI 1123

Deferimento

#9.1

01/21/1992

RPI 1103

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