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Official data from INPI

APARELHO PARA DETECTAR A DIREÇÃO E A VELOCIDADE DE UMA HASTE DE DIREÇÃO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9100272

Type

Invention Patent

Filing

01/23/1991

Publication

10/22/1991

Progress at the INPI

  1. Filing01/23/91
  2. Publication10/22/91
  3. Examination06/09/92
  4. Allowance07/11/95
  5. Grant08/27/96
  6. Expired06/22/10

The letters patent expired on 06/22/2010: 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: 06/22/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Torrington Company

US

See this company's full portfolio

Inventors

M. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

483.116 · 02/22/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 23/01/2006

06/22/2010

RPI 2059

Concessão da patente

#16.1

08/27/1996

RPI 1343

Republicação - classificação IPC

#15.11

12/05/1995

RPI 1305

Notificação para pagamento de retribuição

#13.1

11/21/1995

RPI 1303

Deferimento

#9.1

07/11/1995

RPI 1284

Solicitação de exame técnico

#4.1

06/09/1992

RPI 1123

Publicação do pedido de patente

#3.1

10/22/1991

RPI 1090

Pedido de patente depositado

#2.1

08/06/1991

RPI 1079

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