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Official data from INPI

ACOPLAMENTO PARA ESTRUTURAS TUBULARES

Em AnáliseInvention Patent

Application data

Number

PI8105535

Type

Invention Patent

Filing

08/31/1981

Publication

04/05/1983

Progress at the INPI

  1. Filing08/31/81
  2. Publication04/05/83
  3. Examination04/09/85
  4. Refused07/12/88
  5. Grant
  6. In force

The application was refused on 07/12/1988 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. F. (pessoa física)

Inventors

C. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

07/12/1988

RPI 925

Petição de recurso

#12.2

06/30/1987

RPI 871

11.8

04/22/1987

RPI 861

Retificação

#15.3

01/13/1987

RPI 847

Indeferimento

#9.2

09/16/1986

RPI 830

Pedido de certificado de adição de invenção

#5.1

09/10/1985

RPI 777

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Publicação do pedido de patente

#3.1

04/05/1983

RPI 650

Pedido de patente depositado

#2.1

10/13/1981

RPI 573

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