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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8300263

Type

Invention Patent

Filing

01/19/1983

Publication

10/25/1983

Progress at the INPI

  1. Filing01/19/83
  2. Publication10/25/83
  3. Examination02/04/86
  4. Allowance06/28/88
  5. Grant02/28/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IDN Inventions and Development of Novelties Ag

CH

Inventors

P. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

Notificação para pagamento de retribuição

#13.1

10/25/1988

RPI 940

Deferimento

#9.1

06/28/1988

RPI 923

Exigência - art. 36 da LPI

#6.1

05/26/1987

RPI 866

Solicitação de exame técnico

#4.1

02/04/1986

RPI 798

Publicação do pedido de patente

#3.1

10/25/1983

RPI 679

Pedido de patente depositado

#2.1

03/08/1983

RPI 646

Carta-patente expirada

#21.1

Patente extinta em 19/01/98

07/01/2008

RPI 1956

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