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Official data from INPI

PROCESO PARA A PREPARACAO DE UM POLIMERO E APARELHAGEM

Em AnáliseInvention Patent

Application data

Number

PI8102976

Type

Invention Patent

Filing

05/14/1980

Publication

02/02/1982

Progress at the INPI

Technical opinion to answer
  1. Filing05/14/80
  2. Publication02/02/82
  3. Examination03/27/84
  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: 02/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STAMICARBON

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Inventors

D. L. (pessoa física)

E. J. (pessoa física)

S. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

02/09/1988

RPI 903

Conhecimento de parecer técnico

#7.1

04/30/1985

RPI 758

Solicitação de exame técnico

#4.1

03/27/1984

RPI 701

Publicação do pedido de patente

#3.1

02/02/1982

RPI 589

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