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Official data from INPI

SEM TITULO

PublicadaInvention Patent
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Application data

Number

PI8706653

Type

Invention Patent

Filing

12/01/1987

Publication

07/04/1989
View on INPI

Progress at the INPI

Technical opinion to answer
  1. Filing12/01/87
  2. Publication07/04/89
  3. Examination09/18/90
  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: 07/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/04/1989

RPI 976

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Retificação

#15.3

06/16/1992

RPI 1124

Conhecimento de parecer técnico

#7.1

09/17/1991

RPI 1085

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

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