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Official data from INPI

APERFEIÇOAMENTO EM UNIDADE DESBASTADORA DE PAVIMENTAÇÃO ASFÁLTICA.

ConcedidaInvention Patent

Application data

Number

PI8303300

Type

Invention Patent

Filing

06/22/1983

Publication

11/01/1983

Progress at the INPI

  1. Filing06/22/83
  2. Publication11/01/83
  3. Examination01/10/84
  4. Allowance06/18/85
  5. Grant12/31/85
  6. Terminated10/02/90

The patent was granted on 12/31/1985 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: 12/31/1985. 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

12/31/1985

RPI 793

Notificação para pagamento de retribuição

#13.1

10/01/1985

RPI 780

Republicação - classificação IPC

#15.11

08/13/1985

RPI 773

Deferimento

#9.1

06/18/1985

RPI 765

Solicitação de exame técnico

#4.1

01/10/1984

RPI 690

Publicação antecipada

#3.2

11/01/1983

RPI 680

Pedido de patente depositado

#2.1

08/02/1983

RPI 667

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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