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Official data from INPI

DISPOSITIVO PARA INTRODUZIR SUBSTÂNCIAS BIOLOGICAMENTE ATIVAS NO TRATO DIGESTIVO E PROCESSO PARA INTRODUZIR SUBSTÂNCIAS BIOLOGICAMENTE ATIVAS NO RUME OU NO RETÍCULO DE UM RUMINANTE

ConcedidaInvention Patent

Application data

Number

PI8203756

Type

Invention Patent

Filing

06/24/1982

Publication

09/08/1982

Progress at the INPI

  1. Filing06/24/82
  2. Publication09/08/82
  3. Examination11/09/82
  4. Allowance10/14/86
  5. Grant07/28/87
  6. Terminated10/16/90

The patent was granted on 07/28/1987 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: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

May & Backer Limited

GB

Inventors

J. L. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

81 194471 · 06/24/1981

GB

81 19471 · 06/24/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

Exigência - art. 36 da LPI

#6.1

10/15/1985

RPI 782

6.2

03/12/1985

RPI 751

Solicitação de exame técnico

#4.1

11/09/1982

RPI 629

Publicação antecipada

#3.2

09/08/1982

RPI 620

Pedido de patente depositado

#2.1

08/10/1982

RPI 616

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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