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Official data from INPI

MAO MECANICA

ConcedidaInvention Patent

Application data

Number

PI8206737

Type

Invention Patent

Filing

11/22/1982

Publication

02/22/1983

Progress at the INPI

  1. Filing11/22/82
  2. Publication02/22/83
  3. Examination06/14/83
  4. Allowance09/17/85
  5. Grant12/30/86
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. P. (pessoa física)

Inventors

D. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

14.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

01/21/1986

RPI 796

Deferimento

#9.1

09/17/1985

RPI 778

Exigência - art. 36 da LPI

#6.1

04/02/1985

RPI 754

Solicitação de exame técnico

#4.1

06/14/1983

RPI 660

Publicação antecipada

#3.2

02/22/1983

RPI 644

Pedido de patente depositado

#2.1

01/11/1983

RPI 638

Carta-patente expirada

#21.1

Patente extinta em 22/11/97

08/19/2008

RPI 1963

20.4

10/27/1992

RPI 1143

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