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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6201789

Type

Utility Model

Filing

06/04/1982

Publication

11/09/1982

Progress at the INPI

  1. Filing06/04/82
  2. Publication11/09/82
  3. Examination05/03/83
  4. Allowance12/08/87
  5. Grant05/31/88
  6. Expired11/15/94

The letters patent expired on 11/15/1994: 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Deferimento

#9.1

12/08/1987

RPI 894

11.8

09/08/1987

RPI 881

Retificação

#15.3

06/09/1987

RPI 868

Republicação - classificação IPC

#15.11

09/24/1985

RPI 779

15.10

08/20/1985

RPI 774

Exigência - art. 36 da LPI

#6.1

08/13/1985

RPI 773

Conhecimento de parecer técnico

#7.1

12/18/1984

RPI 739

Pedido de certificado de adição de invenção

#5.1

09/13/1983

RPI 673

Solicitação de exame técnico

#4.1

05/03/1983

RPI 654

Publicação antecipada

#3.2

11/09/1982

RPI 629

Pedido de patente depositado

#2.1

08/03/1982

RPI 615

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

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