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Official data from INPI

APERFEIÇOAMENTOS EM COFRES PARA USO INDIVIDUAL

Em AnáliseInvention Patent

Application data

Number

PI8201494

Type

Invention Patent

Filing

03/18/1982

Publication

11/01/1983

Progress at the INPI

  1. Filing03/18/82
  2. Publication11/01/83
  3. Examination01/31/84
  4. Allowance07/14/87
  5. Grant12/15/87
  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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Protectur S/A

RJ, BR

Inventors

E. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

300

10/24/1989

RPI 992

22.5

10/17/1989

RPI 991

204

07/11/1989

RPI 977

Pedido de licença voluntária

#17.1

01/24/1989

RPI 953

Pedido de licença voluntária

#17.1

07/26/1988

RPI 927

Concessão da patente

#16.1

12/15/1987

RPI 895

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

14.4

02/17/1987

RPI 852

Exigência - art. 36 da LPI

#6.1

04/22/1986

RPI 809

14.7

09/03/1985

RPI 776

14.7

08/27/1985

RPI 775

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

01/31/1984

RPI 693

Publicação do pedido de patente

#3.1

11/01/1983

RPI 680

Pedido de patente depositado

#2.1

05/04/1982

RPI 602

Carta-patente expirada

#21.1

Patente extinta em 18/03/97

07/01/2008

RPI 1956

20.7

03/15/1994

RPI 1215

320

09/11/1990

RPI 1032

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