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Official data from INPI

DISPOSIÇÕES INTRODUZIDAS EM FIXADOR PARA CONCRETO

ConcedidaInvention Patent

Application data

Number

PI8405872

Type

Invention Patent

Filing

11/12/1984

Publication

06/17/1986

Progress at the INPI

  1. Filing11/12/84
  2. Publication06/17/86
  3. Examination03/24/87
  4. Allowance11/01/88
  5. Grant09/26/89
  6. Terminated03/03/92

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. P. (pessoa física)

SP, BR

Inventors

M. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Solicitação de exame técnico

#4.1

03/24/1987

RPI 857

Publicação do pedido de patente

#3.1

06/17/1986

RPI 817

Pedido de patente depositado

#2.1

02/05/1985

RPI 746

Anuidade - prazo legal encerrado

#18.2

03/03/1992

RPI 1109

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