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Official data from INPI

APERFEIÇOAMENTO EM TORNEIRA DE BÓIA

Em AnáliseUtility Model

Application data

Number

MU6000375

Type

Utility Model

Filing

04/08/1980

Publication

10/13/1981

Progress at the INPI

  1. Filing04/08/80
  2. Publication10/13/81
  3. Examination07/06/82
  4. Allowance10/25/83
  5. Grant05/29/84
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 12/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. S. (pessoa física)

SP, BR

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Inventors

D. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

12/26/1984

RPI 740

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

02/07/1984

RPI 694

Deferimento

#9.1

10/25/1983

RPI 679

Republicação - classificação IPC

#15.11

07/26/1983

RPI 666

Exigência - art. 36 da LPI

#6.1

05/31/1983

RPI 658

Solicitação de exame técnico

#4.1

07/06/1982

RPI 611

Publicação do pedido de patente

#3.1

10/13/1981

RPI 573

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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