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Official data from INPI

COMPOSIÇÀO DE MOLDAGENM TERMOPLÁSTICA RETARDADORA DA CHAMA.

ConcedidaInvention Patent

Application data

Number

PI8103386

Type

Invention Patent

Filing

05/29/1981

Publication

02/16/1982

Progress at the INPI

  1. Filing05/29/81
  2. Publication02/16/82
  3. Examination04/10/84
  4. Allowance11/03/87
  5. Grant05/31/88
  6. Expired10/08/96

The letters patent expired on 10/08/1996: 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

See this company's full portfolio

Inventors

C. G. (pessoa física)

K. A. (pessoa física)

Technical data

Priority claims

US

155.150 · 05/30/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

11/03/1987

RPI 889

Conhecimento de parecer técnico

#7.1

01/08/1985

RPI 742

Solicitação de exame técnico

#4.1

04/10/1984

RPI 703

Publicação do pedido de patente

#3.1

02/16/1982

RPI 591

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08L 71/04; C09K 3/28; C08L 71/00; C08L 71/12; C08L 77/00; C08L 101/00.

03/20/2018

RPI 2463

Carta-patente expirada

#21.1

10/08/1996

RPI 1349

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