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Official data from INPI

PROTETOR PARA CALHAS

PublicadaInvention Patent

Application data

Number

PI8800161

Type

Invention Patent

Filing

01/19/1988

Publication

09/05/1989

Progress at the INPI

Technical opinion to answer
  1. Filing01/19/88
  2. Publication09/05/89
  3. Examination03/13/90
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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

Applicants and inventors

Applicants

Madex Indústria de Plásticos Ltda

SP, BR

Inventors

H. T. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/05/1989

RPI 985

Pedido de patente depositado

#2.1

05/03/1988

RPI 915

Retificação

#15.3

10/13/1992

RPI 1141

Conhecimento de parecer técnico

#7.1

11/05/1991

RPI 1092

Pedido de certificado de adição de invenção

#5.1

08/07/1990

RPI 1027

Solicitação de exame técnico

#4.1

03/13/1990

RPI 1009

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