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Official data from INPI

CONJUNTO DE MANCAL DE EMPUXO AXIAL E ESTRUTURA PARA FIXAR UM MANCAL DE ROLAMENTO DE EMPUXO

PublicadaInvention Patent

Application data

Number

PI8806003

Type

Invention Patent

Filing

11/17/1988

Publication

08/08/1989

Progress at the INPI

  1. Filing11/17/88
  2. Publication08/08/89
  3. Examination03/12/91
  4. Allowance08/11/92
  5. Grant04/27/93
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Torrington Company

US

See this company's full portfolio

Inventors

C. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

138.180 · 12/28/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/08/1989

RPI 981

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Carta-patente expirada

#21.1

Patente extinta em 17/11/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

04/27/1993

RPI 1169

Notificação para pagamento de retribuição

#13.1

12/29/1992

RPI 1152

Deferimento

#9.1

08/11/1992

RPI 1132

Solicitação de exame técnico

#4.1

03/12/1991

RPI 1058

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