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Official data from INPI

APERFEIÇOAMENTO EM ROTOR HORIZONTAL PARA CENTRIFUGADORES

Em AnáliseInvention Patent

Application data

Number

PI8802258

Type

Invention Patent

Filing

05/09/1988

Publication

12/20/1988

Progress at the INPI

  1. Filing05/09/88
  2. Publication12/20/88
  3. Examination03/14/89
  4. Allowance06/04/91
  5. Grant03/31/92
  6. Terminated10/24/95

The patent was granted on 03/31/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. R. (pessoa física)

Fanem Ltda.

SP, BR

Inventors

D. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/14/1989

RPI 960

Publicação antecipada

#3.2

12/20/1988

RPI 948

Pedido de patente depositado

#2.1

10/04/1988

RPI 937

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Pedido de licença compulsória

#20.1

04/06/1993

RPI 1166

Concessão da patente

#16.1

03/31/1992

RPI 1113

Notificação para pagamento de retribuição

#13.1

10/01/1991

RPI 1087

Deferimento

#9.1

06/04/1991

RPI 1070

Exigência - art. 36 da LPI

#6.1

01/22/1991

RPI 1051

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