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Official data from INPI

UNIDADE DESBASTADORA DE PAVIMENTAÇÃO ASFÁLTICA.

ConcedidaInvention Patent

Application data

Number

PI8207293

Type

Invention Patent

Filing

12/15/1982

Publication

04/26/1983

Progress at the INPI

  1. Filing12/15/82
  2. Publication04/26/83
  3. Examination08/30/83
  4. Allowance03/26/85
  5. Grant10/29/85
  6. Terminated10/16/90

The patent was granted on 10/29/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Firpavi Construtora e Pavimentadora S.A.

Inventors

R. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

07/09/1985

RPI 768

Deferimento

#9.1

03/26/1985

RPI 753

Solicitação de exame técnico

#4.1

08/30/1983

RPI 671

Publicação antecipada

#3.2

04/26/1983

RPI 653

Pedido de patente depositado

#2.1

02/01/1983

RPI 641

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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