Official data from INPI

POLIETERES SILILADOS E PROCESSOS PARA SUA PREPARACAO;MATERIAL TEXTIL REVESTIDO

ArquivadaInvention Patent

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Application data

Number

PI8103264

Type

Invention Patent

Filing

07/18/1980

Publication

08/24/1982

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Progress at the INPI

Filing07/18/80
Publication08/24/82
Examination06/12/84
Allowance07/08/86
Abandoned
In force

The application was allowed on 07/08/1986 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: 06/23/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SWS SILICONES CORP [US]

Inventors

E. M. (pessoa física)

Technical data

IPC Classification

C08G 65/34 C08G 77/04 C08G 77/18 D06M 13/50 D06M 15/44 D06M 15/647

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

06/23/1987

RPI 870

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

06/12/1984

RPI 712

Publicação do pedido de patente

#3.1

08/24/1982

RPI 618

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