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Official data from INPI

COMPOSIÇÀO TERMOPLÁSTICA

Em ExigênciaInvention Patent

Application data

Number

PI8403278

Type

Invention Patent

Filing

06/28/1984

Publication

06/11/1985

Progress at the INPI

  1. Filing06/28/84
  2. Publication06/11/85
  3. Examination08/11/87
  4. Allowance05/22/90
  5. Grant11/27/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

See this company's full portfolio

Inventors

F. H. (pessoa física)

US

J. B. (pessoa física)

US

V. A. (pessoa física)

US

Technical data

Priority claims

US

508.567 · 06/28/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

01/31/1989

RPI 954

Exigência - art. 36 da LPI

#6.1

06/14/1988

RPI 921

Solicitação de exame técnico

#4.1

08/11/1987

RPI 877

Publicação do pedido de patente

#3.1

06/11/1985

RPI 764

Pedido de patente depositado

#2.1

09/04/1984

RPI 724

Carta-patente expirada

#21.1

Patente extinta em 28/06/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

11/27/1990

RPI 1043

Notificação para pagamento de retribuição

#13.1

08/28/1990

RPI 1030

Deferimento

#9.1

05/22/1990

RPI 1019

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