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Official data from INPI

COMPOSIÇÃO DE RESINA PARA ENCAPSULAMENTO E MOLDAGEM

Em AnáliseInvention Patent

Application data

Number

PI8704301

Type

Invention Patent

Filing

08/20/1987

Publication

02/28/1989

Progress at the INPI

  1. Filing08/20/87
  2. Publication02/28/89
  3. Examination10/24/89
  4. Allowance11/03/92
  5. Grant04/05/94
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. W. (pessoa física)

SP, BR

Inventors

J. W. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/24/1989

RPI 992

Publicação do pedido de patente

#3.1

02/28/1989

RPI 958

Pedido de patente depositado

#2.1

12/01/1987

RPI 893

Carta-patente expirada

#21.1

Patente extinta em 20/08/2002

07/29/2008

RPI 1960

201

04/18/1995

RPI 1272

Pedido de licença voluntária

#17.1

06/14/1994

RPI 1228

Concessão da patente

#16.1

04/05/1994

RPI 1218

Notificação para pagamento de retribuição

#13.1

10/19/1993

RPI 1194

110

08/17/1993

RPI 1185

Recurso

#12.1

03/09/1993

RPI 1162

Deferimento

#9.1

11/03/1992

RPI 1144

Exigência - art. 36 da LPI

#6.1

08/27/1991

RPI 1082

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