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Official data from INPI

SEM TITULO

Em AnáliseUtility Model
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Application data

Number

MU6001848

Type

Utility Model

Filing

10/30/1980

Publication

07/06/1982
View on INPI

Progress at the INPI

  1. Filing10/30/80
  2. Publication07/06/82
  3. Examination09/04/84
  4. Allowance02/17/87
  5. Grant10/27/87
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

11/28/1989

RPI 997

Concessão da patente

#16.1

10/27/1987

RPI 888

Notificação para pagamento de retribuição

#13.1

06/23/1987

RPI 870

Deferimento

#9.1

02/17/1987

RPI 852

15.10

10/07/1986

RPI 833

Exigência - art. 36 da LPI

#6.1

11/19/1985

RPI 787

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

09/04/1984

RPI 724

Publicação do pedido de patente

#3.1

07/06/1982

RPI 611

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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