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Official data from INPI

APERFEIÇOAMENTOS EM MOEDORES.

Em AnáliseUtility Model

Application data

Number

MU6100563

Type

Utility Model

Filing

05/04/1981

Publication

12/14/1982

Progress at the INPI

  1. Filing05/04/81
  2. Publication12/14/82
  3. Examination02/20/85
  4. Allowance08/12/86
  5. Grant06/02/87
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. B. (pessoa física)

Inventors

B. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.7

08/29/1989

RPI 984

Concessão da patente

#16.1

06/02/1987

RPI 867

Notificação para pagamento de retribuição

#13.1

12/02/1986

RPI 841

Deferimento

#9.1

08/12/1986

RPI 825

Exigência - art. 36 da LPI

#6.1

11/19/1985

RPI 787

14.1

05/07/1985

RPI 759

Solicitação de exame técnico

#4.1

02/20/1985

RPI 748

Publicação do pedido de patente

#3.1

12/14/1982

RPI 634

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

Licença compulsória (variante)

#20.2

05/14/1991

RPI 1067

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