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Official data from INPI

SISTEMA DE AQUECIMENTO DE LUBRIFICANTE

ConcedidaInvention Patent

Application data

Number

PI8202519

Type

Invention Patent

Filing

04/30/1982

Publication

04/19/1983

Progress at the INPI

  1. Filing04/30/82
  2. Publication04/19/83
  3. Examination08/16/83
  4. Allowance
  5. Grant10/29/86
  6. Terminated11/29/94

The patent was granted on 10/29/1986 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: 10/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. K. (pessoa física)

JP

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Inventors

A. O. (pessoa física)

JP

J. O. (pessoa física)

JP

M. H. (pessoa física)

JP

S. M. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

67302/81 · 05/02/1981

JP

67304/81 · 05/02/1981

JP

90316/81 · 06/12/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1986

RPI 836

Notificação para pagamento de retribuição

#13.1

07/08/1986

RPI 820

110

05/06/1986

RPI 811

Recurso

#12.1

05/14/1985

RPI 760

Exigência - art. 36 da LPI

#6.1

06/05/1984

RPI 711

Solicitação de exame técnico

#4.1

08/16/1983

RPI 669

Publicação do pedido de patente

#3.1

04/19/1983

RPI 652

Pedido de patente depositado

#2.1

06/15/1982

RPI 608

Anuidade - prazo legal encerrado

#18.2

11/29/1994

RPI 1252

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