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Official data from INPI

PROCESSO DE OBSTRUCAO OU VEDACAO DE TUBULACOES PARA REPAROS E SIMILARES

Em AnáliseInvention Patent
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Application data

Number

PI8301924

Type

Invention Patent

Filing

04/12/1983

Publication

08/30/1983
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Progress at the INPI

  1. Filing04/12/83
  2. Publication08/30/83
  3. Examination11/22/83
  4. Refused11/25/86
  5. Grant
  6. In force

The application was refused on 11/25/1986 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. A. (pessoa física)

Inventors

S. S. (pessoa física)

Technical data

IPC Classification

F16L 59/14

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

11/25/1986

RPI 840

Petição de recurso

#12.2

06/17/1986

RPI 817

8.1

12/10/1985

RPI 790

Indeferimento

#9.2

09/24/1985

RPI 779

Republicação - classificação IPC

#15.11

09/17/1985

RPI 778

Exigência - art. 36 da LPI

#6.1

03/26/1985

RPI 753

Solicitação de exame técnico

#4.1

11/22/1983

RPI 683

Publicação antecipada

#3.2

08/30/1983

RPI 671

Pedido de patente depositado

#2.1

05/31/1983

RPI 658

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