(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

APERFEICOAMENTOS NOS PROCEDIMENTOS E NAS APARELHAGENS PARA A FABRICACAO DE PNEUMATICOS

Em AnáliseInvention Patent

Application data

Number

PI8106530

Type

Invention Patent

Filing

10/15/1980

Publication

03/16/1982

Progress at the INPI

  1. Filing10/15/80
  2. Publication03/16/82
  3. Examination06/15/82
  4. Allowance02/28/84
  5. Grant08/28/84
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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

PIRELLI [IT]

See this company's full portfolio

Inventors

G. B. (pessoa física)

Technical data

IPC Classification

No 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

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

06/12/1984

RPI 712

Deferimento

#9.1

02/28/1984

RPI 697

Solicitação de exame técnico

#4.1

06/15/1982

RPI 608

Publicação antecipada

#3.2

03/16/1982

RPI 595

Pedido de patente depositado

#2.1

11/24/1981

RPI 579

Carta-patente expirada

#21.1

Patente extinta em 09/10/96

08/19/2008

RPI 1963

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.