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Official data from INPI

COMPOSICAO DE CONCRETO POLIMERICO,PROCESSOS PARA REVESTIMENTO DE TUBOS E PARA O ENCHIMENTO DE RECORTES DE EMENDA DE CONCRETO USANDO-SE A COMPOSICAO E UM MOLDE REUTILIZAVEL PARA O ENCHIMENTO DE RECORTES DE EMENDA DE CONCRETO

Em AnáliseInvention Patent

Application data

Number

PI8404533

Type

Invention Patent

Filing

09/06/1983

Publication

08/06/1985

Progress at the INPI

  1. Filing09/06/83
  2. Publication08/06/85
  3. Abandoned07/21/87
  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: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

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Inventors

R. M. (pessoa física)

S. G. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

02/21/1989

RPI 957

6.2

07/26/1988

RPI 927

Solicitação de exame técnico

#4.1

07/21/1987

RPI 874

Publicação do pedido de patente

#3.1

08/06/1985

RPI 772

Pedido de patente depositado

#2.1

11/13/1984

RPI 734

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