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Official data from INPI

PROCESSO DE MOLDAR E REVESTIR UM SUBSTRATO

Em AnáliseInvention Patent

Application data

Number

PI8601485

Type

Invention Patent

Filing

04/02/1986

Publication

12/09/1986

Progress at the INPI

  1. Filing04/02/86
  2. Publication12/09/86
  3. Examination04/07/87
  4. Allowance03/15/94
  5. Grant10/25/94
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 04/07/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Sherwin-Williams Company

US

See this company's full portfolio

Inventors

R. O. (pessoa física)

US

Technical data

Priority claims

US

718.913 · 04/02/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/07/1987

RPI 859

Publicação do pedido de patente

#3.1

12/09/1986

RPI 842

Pedido de patente depositado

#2.1

10/29/1986

RPI 836

Carta-patente expirada

#21.1

Patente extinta em 02/04/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

06/28/1994

RPI 1230

Deferimento

#9.1

03/15/1994

RPI 1215

Exigência - art. 36 da LPI

#6.1

03/09/1993

RPI 1162

Exigência - art. 36 da LPI

#6.1

09/03/1991

RPI 1083

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