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Official data from INPI

COMPOSIÇÃO EXPANSÍVEL

Em AnáliseInvention Patent

Application data

Number

PI8205393

Type

Invention Patent

Filing

09/15/1982

Publication

08/23/1983

Progress at the INPI

  1. Filing09/15/82
  2. Publication08/23/83
  3. Examination12/06/83
  4. Allowance11/16/88
  5. Grant03/20/90
  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: 03/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bata Limited, sociedade canadense

CA

Inventors

J. R. (pessoa física)

US

Technical data

Priority claims

US

303.479 · 09/18/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

03/07/1989

RPI 959

Deferimento

#9.1

11/16/1988

RPI 943

Exigência - art. 36 da LPI

#6.1

03/29/1988

RPI 910

Exigência - art. 36 da LPI

#6.1

03/26/1985

RPI 753

Solicitação de exame técnico

#4.1

12/06/1983

RPI 685

Publicação do pedido de patente

#3.1

08/23/1983

RPI 670

Pedido de patente depositado

#2.1

11/03/1982

RPI 628

Carta-patente expirada

#21.1

Patente extinta em 15/09/97

07/01/2008

RPI 1956

Concessão da patente

#16.1

03/20/1990

RPI 1010

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