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Official data from INPI

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Em AnáliseInvention Patent
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Application data

Number

PI8602925

Type

Invention Patent

Filing

06/25/1986

Publication

02/17/1987
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Progress at the INPI

Technical opinion to answer
  1. Filing06/25/86
  2. Publication02/17/87
  3. Examination06/09/87
  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: 06/09/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. C. (pessoa física)

JP

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Inventors

F. T. (pessoa física)

T. H. (pessoa física)

Technical data

IPC Classification

C13B 10/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/09/1987

RPI 868

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

12/23/1986

RPI 844

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C13D 1/02.

03/27/2018

RPI 2464

Retificação

#15.3

02/13/1996

RPI 1315

Conhecimento de parecer técnico

#7.1

06/20/1995

RPI 1281

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