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Official data from INPI

PROCESSO PARA REMOVER UMA CAMADA CONTENDO OU CONSTITUIDA DE SELÊNIO DE UM SUBSTRATO

Em AnáliseInvention Patent

Application data

Number

PI8605762

Type

Invention Patent

Filing

11/24/1986

Publication

06/28/1988

Progress at the INPI

  1. Filing11/24/86
  2. Publication06/28/88
  3. Examination10/04/88
  4. Allowance09/22/92
  5. Grant07/27/93
  6. Terminated06/18/96

The patent was granted on 07/27/1993 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: 10/04/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Peróxidos do Brasil Ltda

SP, BR

See this company's full portfolio

Inventors

L. T. (pessoa física)

BR

L. T. (pessoa física)

BR

R. R. (pessoa física)

BR

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/04/1988

RPI 937

Publicação do pedido de patente

#3.1

06/28/1988

RPI 923

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Anuidade - prazo legal encerrado

#18.2

06/18/1996

RPI 1333

Concessão da patente

#16.1

07/27/1993

RPI 1182

Notificação para pagamento de retribuição

#13.1

05/25/1993

RPI 1173

9.1.3

02/09/1993

RPI 1158

Deferimento

#9.1

09/22/1992

RPI 1138

Exigência - art. 36 da LPI

#6.1

10/29/1991

RPI 1091

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