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Official data from INPI

COMPOSIÇÃO DE REVESTIMENTO CONDUTOR, PROCESSO DE PROTEÇÃO CATÓDICA DE CONCRETO OU OUTROS MATERIAIS DE CONSTRUÇÃO E CONCRETO CONDUTOR.

Em AnáliseInvention Patent

Application data

Number

PI8603406

Type

Invention Patent

Filing

07/18/1986

Publication

03/04/1987

Progress at the INPI

Office action pending
  1. Filing07/18/86
  2. Publication03/04/87
  3. Examination12/20/88
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ACHESON INDUSTRIES, INC.

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Inventors

R. W. (pessoa física)

Technical data

Priority claims

US

757.084 · 07/19/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/20/1988

RPI 948

Publicação do pedido de patente

#3.1

03/04/1987

RPI 854

Pedido de patente depositado

#2.1

01/06/1987

RPI 846

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09D 5/24; C09C 1/44; C09D 3/80; C09D 1/06; C09D 5/00; C23F 13/02; C23F 13/00.

03/27/2018

RPI 2464

Retificação

#15.3

10/01/1991

RPI 1087

6.2

01/02/1990

RPI 1000

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