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Official data from INPI

UNIDADE PARA ACABAMENTO SUPERFICIAL DE PAVIMENTAÇÃO.

ConcedidaInvention Patent

Application data

Number

PI8108253

Type

Invention Patent

Filing

12/18/1981

Publication

06/01/1982

Progress at the INPI

  1. Filing12/18/81
  2. Publication06/01/82
  3. Examination11/30/82
  4. Allowance12/17/85
  5. Grant07/29/86
  6. Terminated02/04/92

The patent was granted on 07/29/1986 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: 07/29/1986. 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

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/17/1985

RPI 791

Exigência - art. 36 da LPI

#6.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

11/30/1982

RPI 632

Publicação antecipada

#3.2

06/01/1982

RPI 606

Pedido de patente depositado

#2.1

02/16/1982

RPI 591

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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