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Official data from INPI

CONJUNTO DE BOMBA DE SUBMERSAO

Em AnáliseInvention Patent

Application data

Number

PI7702493

Type

Invention Patent

Filing

04/20/1977

Publication

-

Progress at the INPI

  1. Filing04/20/77
  2. Publication
  3. Examination
  4. Allowance09/28/82
  5. Grant06/28/83
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 09/09/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. J. (pessoa física)

Inventors

H. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

09/09/1986

RPI 829

20.7

07/16/1985

RPI 769

Pedido de licença compulsória

#20.1

10/02/1984

RPI 728

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

02/01/1983

RPI 641

Deferimento

#9.1

09/28/1982

RPI 623

Exigência - art. 36 da LPI

#6.1

02/24/1982

RPI 592

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

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