Official data from INPI

COMPOSICAO DE BORRACHA DE SILICONE E VEDACAO DE EIXO DE ACIONAMENTO

Em AnáliseInvention Patent

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Application data

Number

PI8005897

Type

Invention Patent

Filing

09/14/1979

Publication

View on INPI

Progress at the INPI

Technical opinion to answer

Filing09/14/79
Publication
Examination08/10/82
Allowance
Grant
In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

Latest action published by the INPI: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TORAY SILICONE CO

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/24/1987

RPI 892

Conhecimento de parecer técnico

#7.1

01/24/1984

RPI 692

Pedido de certificado de adição de invenção

#5.1

02/01/1983

RPI 641

Solicitação de exame técnico

#4.1

08/10/1982

RPI 616

14.3

10/20/1981

RPI 574

From the same holder

COMPOSICAO "PRIMER" ADESIVA E PROCESSO DE FIXACO DE BORRACHA DE SILICONE TERMOENDURECIVEL AGENTE ANTIESPUMANTE COMPOSICAO DE RESINA DE VINILA COMPREENDENDO UM ORGANOPOLISSILOXANO MATERIAL DE VEDACAO NAO CURAVEL COMPOSICAO DE BORRACHA, PROCESSO PARA FABRICACAO DE UM BORRACHA, E BORRACHA ASSIM OBTIDA COMPOSICAO DE BORRACHA DE SILICONE RETARDADORA DE CHAMA, PROCESSO PARA SUA PREPARACAO, E BORRACHA OBTIDA DA MESMA COMPOSICAO DE ORGANOPOLISSILOXANA CURAVEL NA TEMPERATURA AMBIENTE E PROCESSOS PARA SUA PREPARACAO COMPOSICOES DE SILICONE E PROCESSO PARA ADERIR BORRACHA DE SILICONE A UM SUBSTRATO

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