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Official data from INPI

APERFEIÇOAMENTOS EM BOMBA CENTRÍFUGA RADIAL.

Em AnáliseInvention Patent

Application data

Number

PI8703579

Type

Invention Patent

Filing

06/29/1987

Publication

01/05/1988

Progress at the INPI

  1. Filing06/29/87
  2. Publication01/05/88
  3. Examination04/12/88
  4. Allowance05/08/90
  5. Grant11/27/90
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 04/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Andreas Stihl Moto-Serras Ltda

RS, BR

Inventors

K. G. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/12/1988

RPI 912

Publicação antecipada

#3.2

01/05/1988

RPI 898

Pedido de patente depositado

#2.1

10/06/1987

RPI 885

Carta-patente expirada

#21.1

Patente extinta em 29/06/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

11/27/1990

RPI 1043

Notificação para pagamento de retribuição

#13.1

08/21/1990

RPI 1029

Deferimento

#9.1

05/08/1990

RPI 1017

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