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Official data from INPI

BOMBA CENTRIFUGA DE ALTA VELOCIDADE E DUPLA ACAO ASPIRANTE

ConcedidaInvention Patent

Application data

Number

PI7802576

Type

Invention Patent

Filing

05/05/1977

Publication

-

Progress at the INPI

  1. Filing05/05/77
  2. Publication
  3. Examination
  4. Allowance09/28/82
  5. Grant05/31/83
  6. Expired07/06/93

The letters patent expired on 07/06/1993: 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: 05/31/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SUNDSTRAND CORP

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Inventors

M. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1983

RPI 658

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

07/06/1993

RPI 1179

Pedido de licença compulsória

#20.1

10/20/1992

RPI 1142

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