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Official data from INPI

BOMBA DOSADORA DE GRAXA

Em AnáliseInvention Patent

Application data

Number

PI8503280

Type

Invention Patent

Filing

07/09/1985

Publication

02/17/1987

Progress at the INPI

  1. Filing07/09/85
  2. Publication02/17/87
  3. Examination05/09/89
  4. Allowance06/05/90
  5. Grant12/26/90
  6. Terminated07/25/95

The patent was granted on 12/26/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/09/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Usinas Siderúrgicas de Minas Gerais - USIMINAS (Grupo Siderbrás)

MG, BR

See this company's full portfolio

Inventors

J. V. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/09/1989

RPI 968

4.2.1

01/31/1989

RPI 954

Solicitação de exame não realizada

#4.2

08/09/1988

RPI 929

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

09/17/1985

RPI 778

Anuidade - prazo legal encerrado

#18.2

07/25/1995

RPI 1286

Concessão da patente

#16.1

12/26/1990

RPI 1047

Notificação para pagamento de retribuição

#13.1

09/18/1990

RPI 1033

Deferimento

#9.1

06/05/1990

RPI 1021

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