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Official data from INPI

ASSENTO PARA BIDÊ

ConcedidaUtility Model
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Application data

Number

MU6502025

Type

Utility Model

Filing

12/16/1985

Publication

07/14/1987
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Progress at the INPI

  1. Filing12/16/85
  2. Publication07/14/87
  3. Examination04/12/88
  4. Allowance01/03/89
  5. Grant10/24/89
  6. Expired03/12/96

The letters patent expired on 03/12/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Duratex Sociedade Anônima

SP, BR

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Inventors

J. D. (pessoa física)

BR

Technical data

IPC Classification

A47K 3/12

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/24/1989

RPI 992

Notificação para pagamento de retribuição

#13.1

05/16/1989

RPI 969

Deferimento

#9.1

01/03/1989

RPI 950

Solicitação de exame técnico

#4.1

04/12/1988

RPI 912

Publicação do pedido de patente

#3.1

07/14/1987

RPI 873

Pedido de patente depositado

#2.1

04/01/1986

RPI 806

Carta-patente expirada

#21.1

03/12/1996

RPI 1319

Pedido de licença compulsória

#20.1

10/16/1990

RPI 1037

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