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Official data from INPI

DISPOSICAO CONSTRUTIVA EM SONDAS CORROSIMÉTRICAS PARA MEDICAO DE TAXAS DE CORROSAO E INDICE DE PITES ATRAVÉS DO PROCESSO DE RESISTENCIA POR POLARIZACAO LINEAR

ArquivadaUtility Model

Application data

Number

MU7002915

Type

Utility Model

Filing

03/01/1990

Publication

08/07/1990

Progress at the INPI

  1. Filing03/01/90
  2. Publication08/07/90
  3. Examination01/15/91
  4. Allowance11/14/95
  5. Abandoned
  6. In force

The application was allowed on 11/14/1995 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 12/30/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Grace Aquatec Quimica Ltda

SP, BR

W. R. Grace & Co. -Conn

US

Inventors

A. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

12/30/1997

RPI 1410

Notificação para pagamento de retribuição

#13.1

06/18/1996

RPI 1333

14.1

02/06/1996

RPI 1314

Deferimento

#9.1

11/14/1995

RPI 1302

15.20

05/16/1995

RPI 1276

15.15

04/04/1995

RPI 1270

Exigência - art. 36 da LPI

#6.1

10/11/1994

RPI 1245

15.12

08/02/1994

RPI 1235

14.1

06/29/1993

RPI 1178

14.1

06/22/1993

RPI 1177

Solicitação de exame técnico

#4.1

01/15/1991

RPI 1050

Publicação antecipada

#3.2

08/07/1990

RPI 1027

Pedido de patente depositado

#2.1

05/22/1990

RPI 1019

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