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Official data from INPI

MECANISMO DE SEGURANÇA APLICÁVEL AO ARADO SUBSOLADOR

Em AnáliseUtility Model

Application data

Number

MU6602530

Type

Utility Model

Filing

12/18/1986

Publication

07/05/1988

Progress at the INPI

  1. Filing12/18/86
  2. Publication07/05/88
  3. Examination09/13/88
  4. Allowance07/24/90
  5. Grant02/26/91
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Stara S/A Indústria de Implementos Agrícolas

RS, BR

See this company's full portfolio

Inventors

J. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/13/1988

RPI 934

Publicação do pedido de patente

#3.1

07/05/1988

RPI 924

Pedido de patente depositado

#2.1

05/05/1987

RPI 863

Carta-patente expirada

#21.1

Patente extinta em 18/12/1996

07/01/2008

RPI 1956

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

11/06/1990

RPI 1040

Deferimento

#9.1

07/24/1990

RPI 1025

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