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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8008062

Type

Invention Patent

Filing

12/10/1980

Publication

-

Progress at the INPI

  1. Filing12/10/80
  2. Publication
  3. Examination
  4. Allowance06/26/84
  5. Grant02/26/85
  6. Expired03/19/96

The letters patent expired on 03/19/1996: 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

Societa Pneumatici Pirelli S.P.A.

IT

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Inventors

B. P. (pessoa física)

C. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

08/08/1989

RPI 981

Concessão da patente

#16.1

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/26/1984

RPI 714

6.2

11/22/1983

RPI 683

Carta-patente expirada

#21.1

03/19/1996

RPI 1320

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