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Official data from INPI

PROCESSO PARA TRATAMENTO DE ARTIGOS PLASTICOS;ARTIGO

ConcedidaInvention Patent

Application data

Number

PI8107203

Type

Invention Patent

Filing

11/24/1980

Publication

07/27/1982

Progress at the INPI

  1. Filing11/24/80
  2. Publication07/27/82
  3. Examination08/28/84
  4. Allowance09/06/88
  5. Grant05/30/89
  6. Terminated02/04/92

The patent was granted on 05/30/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PPG INDUSTRIES INC [US]

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Inventors

F. H. (pessoa física)

H. H. (pessoa física)

S. G. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/30/1989

RPI 971

Notificação para pagamento de retribuição

#13.1

12/27/1988

RPI 949

Deferimento

#9.1

09/06/1988

RPI 933

Republicação - classificação IPC

#15.11

09/01/1987

RPI 880

Exigência - art. 36 da LPI

#6.1

05/05/1987

RPI 863

Exigência - art. 36 da LPI

#6.1

12/24/1985

RPI 792

Exigência - art. 36 da LPI

#6.1

06/18/1985

RPI 765

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

07/27/1982

RPI 614

Pedido de patente depositado

#2.1

12/22/1981

RPI 583

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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