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Official data from INPI

PROCESSO PARA REVESTIR UM SUBSTRATO TERMICAMENTE RESISTENTE

Em ExigênciaInvention Patent

Application data

Number

PI8500366

Type

Invention Patent

Filing

01/28/1985

Publication

09/09/1986

Progress at the INPI

  1. Filing01/28/85
  2. Publication09/09/86
  3. Examination11/25/86
  4. Allowance05/14/91
  5. Grant11/26/91
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Parker Pen (Benelux) B.V.

NL

Inventors

J. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

665.436 · 10/26/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

11/28/1989

RPI 997

14.1

11/17/1987

RPI 891

Solicitação de exame técnico

#4.1

11/25/1986

RPI 840

Publicação do pedido de patente

#3.1

09/09/1986

RPI 829

Pedido de patente depositado

#2.1

04/23/1985

RPI 757

Carta-patente expirada

#21.1

Patente extinta em 28/01/2000

07/15/2008

RPI 1958

Pedido de licença compulsória

#20.1

01/03/1995

RPI 1257

Concessão da patente

#16.1

11/26/1991

RPI 1095

Notificação para pagamento de retribuição

#13.1

08/27/1991

RPI 1082

Deferimento

#9.1

05/14/1991

RPI 1067

Exigência - art. 36 da LPI

#6.1

12/26/1990

RPI 1047

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