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Official data from INPI

PROCESSO PARA REDUÇÃO DE EFEITO CORROSIVO DE SALMOURA AQUOSA

Em AnáliseInvention Patent

Application data

Number

PI8403230

Type

Invention Patent

Filing

06/29/1984

Publication

06/11/1985

Progress at the INPI

  1. Filing06/29/84
  2. Publication06/11/85
  3. Examination10/22/85
  4. Allowance07/06/93
  5. Abandoned
  6. In force

The application was allowed on 07/06/1993 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: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Baroid Technology, Inc

US

See this company's full portfolio

Inventors

A. J. (pessoa física)

D. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

10/25/1988

RPI 940

Pedido de certificado de adição de invenção

#5.1

01/21/1986

RPI 796

Solicitação de exame técnico

#4.1

10/22/1985

RPI 783

Publicação do pedido de patente

#3.1

06/11/1985

RPI 764

Pedido de patente depositado

#2.1

09/04/1984

RPI 724

Arquivamento - Art. 38 §2° da LPI

#11.4

03/29/1994

RPI 1217

Notificação para pagamento de retribuição

#13.1

11/23/1993

RPI 1199

Deferimento

#9.1

07/06/1993

RPI 1179

14.1

12/01/1992

RPI 1148

14.7

11/24/1992

RPI 1147

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