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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8503652

Type

Invention Patent

Filing

07/29/1985

Publication

12/24/1985

Progress at the INPI

  1. Filing07/29/85
  2. Publication12/24/85
  3. Examination06/24/86
  4. Allowance03/01/88
  5. Grant10/25/88
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Industria Agro-Mecanica Pinheiro Ltda

SP, BR

See this company's full portfolio

Inventors

B. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

14.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Solicitação de exame técnico

#4.1

06/24/1986

RPI 818

Publicação antecipada

#3.2

12/24/1985

RPI 792

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

Carta-patente expirada

#21.1

Patente extinta em 29/07/2000

07/15/2008

RPI 1958

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