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Official data from INPI

SENSOR DE TORQUE ELETROÓPTICO

Em AnáliseInvention Patent

Application data

Number

PI8601456

Type

Invention Patent

Filing

03/14/1986

Publication

12/09/1986

Progress at the INPI

  1. Filing03/14/86
  2. Publication12/09/86
  3. Examination01/10/89
  4. Allowance02/13/91
  5. Grant09/24/91
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 01/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bendibérica S/A

ES

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Inventors

J. B. (pessoa física)

ES

Technical data

IPC Classification

Priority claims

ES

541.703 · 03/14/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/10/1989

RPI 951

Publicação do pedido de patente

#3.1

12/09/1986

RPI 842

Pedido de patente depositado

#2.1

10/21/1986

RPI 835

Carta-patente expirada

#21.1

Patente extinta em 14/03/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

05/28/1991

RPI 1069

Deferimento

#9.1

02/13/1991

RPI 1054

Exigência - art. 36 da LPI

#6.1

10/30/1990

RPI 1039

Deferimento

#9.1

05/29/1990

RPI 1020

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