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Official data from INPI

SEM TITULO

Em AnáliseUtility Model

Application data

Number

MU6200221

Type

Utility Model

Filing

02/25/1982

Publication

10/11/1983

Progress at the INPI

  1. Filing02/25/82
  2. Publication10/11/83
  3. Examination12/27/83
  4. Allowance12/11/84
  5. Grant06/25/85
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 03/04/1986. 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).

20.7

03/04/1986

RPI 802

20.4

02/18/1986

RPI 800

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/11/1984

RPI 738

Solicitação de exame técnico

#4.1

12/27/1983

RPI 688

Publicação do pedido de patente

#3.1

10/11/1983

RPI 677

Pedido de patente depositado

#2.1

04/13/1982

RPI 599

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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