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Official data from INPI

ACOPLADOR DE ENGRENAGEM

Arquivada/ExtintaInvention Patent

Application data

Number

PI9100890

Type

Invention Patent

Filing

02/27/1991

Publication

11/05/1991

Progress at the INPI

  1. Filing02/27/91
  2. Publication11/05/91
  3. Examination11/23/93
  4. Allowance06/28/94
  5. Grant03/28/95
  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

Agco Limited

GB

Massey-Ferguson Limited

US

Massey-Ferguson Manufacturing Limited

GB

See this company's full portfolio

Inventors

J. B. (pessoa física)

GB

R. W. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

9004540.2 · 02/28/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 27/02/2006

06/22/2010

RPI 2059

Alteração de nome deferida

#25.4

Alterado de: Massey Ferguson Limited

07/04/2000

RPI 1539

Transferência deferida

#25.1

10/28/1997

RPI 1404

Republicação - classificação IPC

#15.11

04/25/1995

RPI 1273

Concessão da patente

#16.1

03/28/1995

RPI 1269

Notificação para pagamento de retribuição

#13.1

11/01/1994

RPI 1248

14.1

07/05/1994

RPI 1231

Deferimento

#9.1

06/28/1994

RPI 1230

Solicitação de exame técnico

#4.1

11/23/1993

RPI 1199

Publicação do pedido de patente

#3.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

09/03/1991

RPI 1083

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