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Official data from INPI

RESINA TRANSPARENTE RESISTENTE AO IMPACTO E PROCESSO PARA PRODUCAO DA MESMA

Em AnáliseInvention Patent

Application data

Number

PI8104824

Type

Invention Patent

Filing

07/23/1981

Publication

03/01/1983

Progress at the INPI

  1. Filing07/23/81
  2. Publication03/01/83
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

Talk to a specialist

Latest action published by the INPI: 10/21/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

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Inventors

L. E. (pessoa física)

T. H. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

10/21/1986

RPI 835

Conhecimento de parecer técnico

#7.1

07/22/1986

RPI 822

Pedido de certificado de adição de invenção

#5.1

10/22/1985

RPI 783

Republicação - classificação IPC

#15.11

08/23/1983

RPI 670

Publicação do pedido de patente

#3.1

03/01/1983

RPI 645

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