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Official data from INPI

SEM TITULO

Em AnáliseUtility Model

Application data

Number

MU6101931

Type

Utility Model

Filing

11/30/1981

Publication

03/16/1982

Progress at the INPI

  1. Filing11/30/81
  2. Publication03/16/82
  3. Examination06/15/82
  4. Allowance08/13/85
  5. Grant05/27/86
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 08/29/1989. 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).

Anuidade - prazo legal encerrado

#18.2

08/29/1989

RPI 984

Concessão da patente

#16.1

05/27/1986

RPI 814

Notificação para pagamento de retribuição

#13.1

12/17/1985

RPI 791

Deferimento

#9.1

08/13/1985

RPI 773

15.10

07/09/1985

RPI 768

Exigência - art. 36 da LPI

#6.1

01/02/1985

RPI 741

14.1

11/01/1983

RPI 680

Conhecimento de parecer técnico

#7.1

05/31/1983

RPI 658

Solicitação de exame técnico

#4.1

06/15/1982

RPI 608

Publicação antecipada

#3.2

03/16/1982

RPI 595

Pedido de patente depositado

#2.1

01/12/1982

RPI 586

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

18.8

04/10/1990

RPI 1013

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