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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE UM PLASMÍDIO

Em AnáliseInvention Patent

Application data

Number

PI8406680

Type

Invention Patent

Filing

12/21/1984

Publication

10/22/1985

Progress at the INPI

  1. Filing12/21/84
  2. Publication10/22/85
  3. Examination06/23/87
  4. Allowance09/13/94
  5. Grant05/30/95
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 06/23/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pfizer, Inc.

US

See this company's full portfolio

Inventors

A. F. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

564.962 · 12/23/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/23/1987

RPI 870

Publicação do pedido de patente

#3.1

10/22/1985

RPI 783

Pedido de patente depositado

#2.1

03/12/1985

RPI 751

Carta-patente expirada

#21.1

Patente extinta em 21/12/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

05/30/1995

RPI 1278

Notificação para pagamento de retribuição

#13.1

01/17/1995

RPI 1259

Deferimento

#9.1

09/13/1994

RPI 1241

Exigência - art. 36 da LPI

#6.1

09/21/1993

RPI 1190

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