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Official data from INPI

COMPOSIÇÃO DE REVESTIMENTO RESISTENTE À FERRUGEM TEMPORÁRIA

PublicadaInvention Patent

Application data

Number

PI8901492

Type

Invention Patent

Filing

03/30/1989

Publication

11/14/1989

Progress at the INPI

  1. Filing03/30/89
  2. Publication11/14/89
  3. Examination07/02/91
  4. Allowance08/08/95
  5. Grant04/30/96
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nippon Paint Co , Ltd

JP

Nippon Paint Co., Ltd.

JP

See this company's full portfolio

Inventors

H. F. (pessoa física)

JP

K. M. (pessoa física)

JP

M. T. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

79232/88 · 03/31/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/14/1989

RPI 995

Pedido de patente depositado

#2.1

05/16/1989

RPI 969

Carta-patente expirada

#21.1

Patente extinta em 30/03/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

04/30/1996

RPI 1326

Notificação para pagamento de retribuição

#13.1

01/02/1996

RPI 1309

Deferimento

#9.1

08/08/1995

RPI 1288

Exigência - art. 36 da LPI

#6.1

09/27/1994

RPI 1243

Solicitação de exame técnico

#4.1

07/02/1991

RPI 1074

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