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Official data from INPI

APERFEIÇOAMENTO INTRODUZIDO EM VÁLVULA DE GUILHOTINA.

PublicadaInvention Patent
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Application data

Number

PI8801465

Type

Invention Patent

Filing

03/24/1988

Publication

10/24/1989
View on INPI

Progress at the INPI

Awaiting grant fee payment
  1. Filing03/24/88
  2. Publication10/24/89
  3. Examination08/07/90
  4. Allowance02/18/92
  5. Grant
  6. In force

The application was allowed by the INPI on 02/18/1992. The grant of the letters patent is being processed.

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Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alebras Indústria e Comércio Ltda

Inventors

A. B. (pessoa física)

BR

E. S. (pessoa física)

BR

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/24/1989

RPI 992

Pedido de patente depositado

#2.1

08/02/1988

RPI 928

Alteração de numeração

#15.1

06/16/1992

RPI 1124

Deferimento

#9.1

02/18/1992

RPI 1107

Exigência - art. 36 da LPI

#6.1

07/02/1991

RPI 1074

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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