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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM CONEXÃO PARA TUBOS

Em AnáliseUtility Model

Application data

Number

MU6702274

Type

Utility Model

Filing

10/21/1987

Publication

04/26/1988

Progress at the INPI

  1. Filing10/21/87
  2. Publication04/26/88
  3. Examination06/28/88
  4. Allowance06/11/91
  5. Grant03/31/92
  6. Expired09/18/01

The letters patent expired on 09/18/2001: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. S. (pessoa física)

SP, BR

Inventors

H. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/28/1988

RPI 923

Publicação antecipada

#3.2

04/26/1988

RPI 914

Pedido de patente depositado

#2.1

01/05/1988

RPI 898

Carta-patente expirada

#21.1

Patente extinta em 21/10/97 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

09/18/2001

RPI 1602

Pedido de licença compulsória

#20.1

05/03/1994

RPI 1222

Concessão da patente

#16.1

03/31/1992

RPI 1113

Republicação - classificação IPC

#15.11

10/22/1991

RPI 1090

Arquivamento - Art. 33 da LPI

#11.1

10/08/1991

RPI 1088

Deferimento

#9.1

06/11/1991

RPI 1071

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